diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index b1f9db1..8425430 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,7 +7,7 @@ on:
   pull_request:
 
 env:
-  RUBY_VERSION: 3.0.2
+  RUBY_VERSION: 3.0.6
   NODE_VERSION: 16.9.1
     
 jobs:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index aff836e..49e7dd3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,7 +7,7 @@ on:
   pull_request:
 
 env:
-  RUBY_VERSION: 3.0.2
+  RUBY_VERSION: 3.0.6
   NODE_VERSION: 16.9.1
 
 jobs:
@@ -35,6 +35,10 @@ jobs:
           ruby-version: ${{ env.RUBY_VERSION }}
           bundler-cache: true
 
+      - uses: nanasess/setup-chromedriver@v2
+        with:
+          chromedriver-version: 119.0.6045.105
+
       - name: Bundle Install
         run: bundle install
 
diff --git a/.ruby-version b/.ruby-version
index b502146..818bd47 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.0.2
+3.0.6
diff --git a/Gemfile b/Gemfile
index 541a06b..73e4854 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,6 +13,10 @@ gem "decidim", DECIDIM_VERSION
 # gem "decidim-initiatives", DECIDIM_VERSION
 # gem "decidim-templates", DECIDIM_VERSION
 
+gem "decidim-centers", "~> 0.1.0"
+gem "decidim-extra_user_fields", git: "https://github.com/Platoniq/decidim-module-extra_user_fields"
+gem "decidim-term_customizer", git: "https://github.com/mainio/decidim-module-term_customizer"
+
 gem "bootsnap", "~> 1.3"
 
 gem "puma", ">= 5.0.0"
@@ -56,4 +60,5 @@ end
 
 group :test do
   gem "codecov", require: false
+  gem "database_cleaner"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 7ead10a..63400e9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,3 +1,20 @@
+GIT
+  remote: https://github.com/Platoniq/decidim-module-extra_user_fields
+  revision: e6122fd80135a7f84eb416ff2cf589e2951bb633
+  specs:
+    decidim-extra_user_fields (0.27.2)
+      country_select (~> 4.0)
+      decidim-core (>= 0.27.0, < 0.28)
+      deface (~> 1.5)
+
+GIT
+  remote: https://github.com/mainio/decidim-module-term_customizer
+  revision: abbf0c69e1bcaafebc5aa4f8da22fdb64ce62149
+  specs:
+    decidim-term_customizer (0.27.0)
+      decidim-admin (~> 0.27.0)
+      decidim-core (~> 0.27.0)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -167,11 +184,24 @@ GEM
     commonmarker (0.23.9)
     concurrent-ruby (1.1.10)
     connection_pool (2.4.1)
+    countries (3.1.0)
+      i18n_data (~> 0.11.0)
+      sixarm_ruby_unaccent (~> 1.1)
+      unicode_utils (~> 1.4)
+    country_select (4.0.0)
+      countries (~> 3.0)
+      sort_alphabetical (~> 1.0)
     crack (0.4.5)
       rexml
     crass (1.0.6)
     css_parser (1.14.0)
       addressable
+    database_cleaner (2.0.2)
+      database_cleaner-active_record (>= 2, < 3)
+    database_cleaner-active_record (2.1.0)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
     date_validator (0.12.0)
       activemodel (>= 3)
       activesupport (>= 3)
@@ -221,6 +251,9 @@ GEM
     decidim-budgets (0.27.4)
       decidim-comments (= 0.27.4)
       decidim-core (= 0.27.4)
+    decidim-centers (0.1.1)
+      decidim-core (>= 0.27.0, < 0.28)
+      deface (~> 1.9)
     decidim-comments (0.27.4)
       decidim-core (= 0.27.4)
       redcarpet (~> 3.5, >= 3.5.1)
@@ -348,6 +381,12 @@ GEM
     declarative-builder (0.1.0)
       declarative-option (< 0.2.0)
     declarative-option (0.1.0)
+    deface (1.9.0)
+      actionview (>= 5.2)
+      nokogiri (>= 1.6)
+      polyglot
+      railties (>= 5.2)
+      rainbow (>= 2.1.0)
     descendants_tracker (0.0.4)
       thread_safe (~> 0.3, >= 0.3.1)
     devise (4.9.2)
@@ -470,6 +509,7 @@ GEM
       rails-i18n
       rainbow (>= 2.2.2, < 4.0)
       terminal-table (>= 1.5.1)
+    i18n_data (0.11.0)
     icalendar (2.8.0)
       ice_cube (~> 0.16)
     ice_cube (0.16.4)
@@ -600,6 +640,7 @@ GEM
     pg_search (2.3.6)
       activerecord (>= 5.2)
       activesupport (>= 5.2)
+    polyglot (0.3.5)
     premailer (1.21.0)
       addressable
       css_parser (>= 1.12.0)
@@ -757,12 +798,15 @@ GEM
       simplecov (~> 0.19)
     simplecov-html (0.12.3)
     simplecov_json_formatter (0.1.4)
+    sixarm_ruby_unaccent (1.2.2)
     smart_properties (1.17.0)
     snaky_hash (2.0.1)
       hashie
       version_gem (~> 1.1, >= 1.1.1)
     social-share-button (1.2.4)
       coffee-rails
+    sort_alphabetical (1.1.0)
+      unicode_utils (>= 1.2.2)
     spring (2.1.1)
     spring-watcher-listen (2.0.1)
       listen (>= 2.7, < 4.0)
@@ -792,6 +836,7 @@ GEM
       concurrent-ruby (~> 1.0)
     uber (0.1.0)
     unicode-display_width (2.4.2)
+    unicode_utils (1.4.0)
     valid_email2 (2.3.1)
       activemodel (>= 3.2)
       mail (~> 2.5)
@@ -843,6 +888,8 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  arm64-darwin-22
+  arm64-darwin-23
   x86_64-linux
 
 DEPENDENCIES
@@ -857,8 +904,12 @@ DEPENDENCIES
   capistrano-rbenv
   capistrano-sidekiq
   codecov
+  database_cleaner
   decidim (= 0.27.4)
+  decidim-centers (~> 0.1.0)
   decidim-dev (= 0.27.4)
+  decidim-extra_user_fields!
+  decidim-term_customizer!
   faker (~> 2.14)
   figaro (~> 1.2)
   letter_opener_web (~> 2.0)
@@ -876,7 +927,7 @@ DEPENDENCIES
   wicked_pdf (~> 2.1)
 
 RUBY VERSION
-   ruby 3.0.2p107
+   ruby 3.0.6p216
 
 BUNDLED WITH
    2.3.20
diff --git a/app/forms/concerns/decidim/account_form_override.rb b/app/forms/concerns/decidim/account_form_override.rb
new file mode 100644
index 0000000..08d3c3e
--- /dev/null
+++ b/app/forms/concerns/decidim/account_form_override.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require "active_support/concern"
+
+module Decidim
+  module AccountFormOverride
+    extend ActiveSupport::Concern
+
+    included do
+      def map_model(model)
+        map_model_centers(model)
+        map_model_extra_user_fields(model)
+      end
+
+      private
+
+      def map_model_centers(model)
+        self.center_id = model.center.try(:id)
+        self.scope_id = model.scope.try(:id)
+      end
+
+      def map_model_extra_user_fields(model)
+        extended_data = model.extended_data.with_indifferent_access
+
+        self.country = extended_data[:country]
+        self.postal_code = extended_data[:postal_code]
+        self.date_of_birth = Date.parse(extended_data[:date_of_birth]) if extended_data[:date_of_birth].present?
+        self.gender = extended_data[:gender]
+        self.phone_number = extended_data[:phone_number]
+        self.location = extended_data[:location]
+        self.profession = extended_data[:profession]
+        self.document_id = extended_data[:document_id]
+      end
+    end
+  end
+end
diff --git a/config/initializers/decidim_overrides.rb b/config/initializers/decidim_overrides.rb
new file mode 100644
index 0000000..2e757fd
--- /dev/null
+++ b/config/initializers/decidim_overrides.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+Rails.application.config.to_prepare do
+  Decidim::RegistrationForm.include(Decidim::AccountFormOverride)
+  Decidim::OmniauthRegistrationForm.include(Decidim::AccountFormOverride)
+  Decidim::AccountForm.include(Decidim::AccountFormOverride)
+end
diff --git a/db/migrate/20231213130434_add_extra_user_fields_to_decidim_organization.decidim_extra_user_fields.rb b/db/migrate/20231213130434_add_extra_user_fields_to_decidim_organization.decidim_extra_user_fields.rb
new file mode 100644
index 0000000..3a4ff40
--- /dev/null
+++ b/db/migrate/20231213130434_add_extra_user_fields_to_decidim_organization.decidim_extra_user_fields.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+# This migration comes from decidim_extra_user_fields (originally 20221024121407)
+
+class AddExtraUserFieldsToDecidimOrganization < ActiveRecord::Migration[6.0]
+  def up
+    add_column :decidim_organizations, :extra_user_fields, :jsonb, default: { "enabled" => false }
+  end
+
+  def down
+    remove_column :decidim_organizations, :extra_user_fields, :jsonb
+  end
+end
diff --git a/db/migrate/20231213130435_create_decidim_term_customizer_translation_sets.decidim_term_customizer.rb b/db/migrate/20231213130435_create_decidim_term_customizer_translation_sets.decidim_term_customizer.rb
new file mode 100644
index 0000000..c0fc109
--- /dev/null
+++ b/db/migrate/20231213130435_create_decidim_term_customizer_translation_sets.decidim_term_customizer.rb
@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+# This migration comes from decidim_term_customizer (originally 20190217132503)
+
+class CreateDecidimTermCustomizerTranslationSets < ActiveRecord::Migration[5.2]
+  def change
+    create_table :decidim_term_customizer_translation_sets do |t|
+      t.jsonb :name
+    end
+  end
+end
diff --git a/db/migrate/20231213130436_create_decidim_term_customizer_translations.decidim_term_customizer.rb b/db/migrate/20231213130436_create_decidim_term_customizer_translations.decidim_term_customizer.rb
new file mode 100644
index 0000000..90bced4
--- /dev/null
+++ b/db/migrate/20231213130436_create_decidim_term_customizer_translations.decidim_term_customizer.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+# This migration comes from decidim_term_customizer (originally 20190217132654)
+
+class CreateDecidimTermCustomizerTranslations < ActiveRecord::Migration[5.2]
+  def change
+    create_table :decidim_term_customizer_translations do |t|
+      t.string :locale
+      t.string :key
+      t.text :value
+
+      t.references(
+        :translation_set,
+        null: false,
+        foreign_key: { to_table: :decidim_term_customizer_translation_sets },
+        index: { name: "decidim_term_customizer_translation_translation_set" }
+      )
+    end
+  end
+end
diff --git a/db/migrate/20231213130437_create_decidim_term_customizer_constraints.decidim_term_customizer.rb b/db/migrate/20231213130437_create_decidim_term_customizer_constraints.decidim_term_customizer.rb
new file mode 100644
index 0000000..c027259
--- /dev/null
+++ b/db/migrate/20231213130437_create_decidim_term_customizer_constraints.decidim_term_customizer.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+# This migration comes from decidim_term_customizer (originally 20190217132726)
+
+class CreateDecidimTermCustomizerConstraints < ActiveRecord::Migration[5.2]
+  def change
+    create_table :decidim_term_customizer_constraints do |t|
+      t.references :decidim_organization, null: false, foreign_key: true, index: { name: "decidim_term_customizer_constraint_organization" }
+      t.references :subject, polymorphic: true, index: { name: "decidim_term_customizer_constraint_subject" }
+
+      t.references(
+        :translation_set,
+        null: false,
+        foreign_key: { to_table: :decidim_term_customizer_translation_sets },
+        index: { name: "decidim_term_customizer_constraint_translation_set" }
+      )
+    end
+  end
+end
diff --git a/db/migrate/20231213131628_create_decidim_centers_centers.decidim_centers.rb b/db/migrate/20231213131628_create_decidim_centers_centers.decidim_centers.rb
new file mode 100644
index 0000000..f5d2218
--- /dev/null
+++ b/db/migrate/20231213131628_create_decidim_centers_centers.decidim_centers.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+# This migration comes from decidim_centers (originally 20231129114029)
+
+class CreateDecidimCentersCenters < ActiveRecord::Migration[6.1]
+  def change
+    create_table :decidim_centers_centers do |t|
+      t.references :decidim_organization, foreign_key: true, index: true
+      t.jsonb :title, null: false
+      t.datetime :deleted_at
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20231213131629_create_decidim_centers_center_users.decidim_centers.rb b/db/migrate/20231213131629_create_decidim_centers_center_users.decidim_centers.rb
new file mode 100644
index 0000000..37fc045
--- /dev/null
+++ b/db/migrate/20231213131629_create_decidim_centers_center_users.decidim_centers.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+# This migration comes from decidim_centers (originally 20231130125631)
+
+class CreateDecidimCentersCenterUsers < ActiveRecord::Migration[6.1]
+  def change
+    create_table :decidim_centers_center_users do |t|
+      t.references :decidim_centers_center, foreign_key: true, index: { name: "index_decidim_center_users_on_decidim_center_id" }
+      t.references :decidim_user, foreign_key: true, index: { name: "index_decidim_center_users_on_decidim_user_id" }
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20231213131630_create_decidim_centers_scope_users.decidim_centers.rb b/db/migrate/20231213131630_create_decidim_centers_scope_users.decidim_centers.rb
new file mode 100644
index 0000000..ad55b1d
--- /dev/null
+++ b/db/migrate/20231213131630_create_decidim_centers_scope_users.decidim_centers.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+# This migration comes from decidim_centers (originally 20231205153627)
+
+class CreateDecidimCentersScopeUsers < ActiveRecord::Migration[6.1]
+  def change
+    create_table :decidim_centers_scope_users do |t|
+      t.references :decidim_scope, foreign_key: true, index: { name: "index_decidim_scope_users_on_decidim_scope_id" }
+      t.references :decidim_user, foreign_key: true, index: { name: "index_decidim_scope_users_on_decidim_user_id" }
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 0ff2c81..d72a86b 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2023_11_28_122856) do
+ActiveRecord::Schema.define(version: 2023_12_13_131630) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "ltree"
@@ -381,6 +381,33 @@
     t.index ["decidim_category_id"], name: "index_decidim_categorizations_on_decidim_category_id"
   end
 
+  create_table "decidim_centers_center_users", force: :cascade do |t|
+    t.bigint "decidim_centers_center_id"
+    t.bigint "decidim_user_id"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["decidim_centers_center_id"], name: "index_decidim_center_users_on_decidim_center_id"
+    t.index ["decidim_user_id"], name: "index_decidim_center_users_on_decidim_user_id"
+  end
+
+  create_table "decidim_centers_centers", force: :cascade do |t|
+    t.bigint "decidim_organization_id"
+    t.jsonb "title", null: false
+    t.datetime "deleted_at"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["decidim_organization_id"], name: "index_decidim_centers_centers_on_decidim_organization_id"
+  end
+
+  create_table "decidim_centers_scope_users", force: :cascade do |t|
+    t.bigint "decidim_scope_id"
+    t.bigint "decidim_user_id"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["decidim_scope_id"], name: "index_decidim_scope_users_on_decidim_scope_id"
+    t.index ["decidim_user_id"], name: "index_decidim_scope_users_on_decidim_user_id"
+  end
+
   create_table "decidim_coauthorships", force: :cascade do |t|
     t.bigint "decidim_author_id", null: false
     t.bigint "decidim_user_group_id"
@@ -993,6 +1020,7 @@
     t.string "machine_translation_display_priority", default: "original", null: false
     t.string "external_domain_whitelist", default: [], array: true
     t.boolean "enable_participatory_space_filters", default: true
+    t.jsonb "extra_user_fields", default: {"enabled"=>false}
     t.index ["host"], name: "index_decidim_organizations_on_host", unique: true
     t.index ["name"], name: "index_decidim_organizations_on_name", unique: true
   end
@@ -1463,6 +1491,28 @@
     t.index ["templatable_type", "templatable_id"], name: "index_decidim_templates_templatable"
   end
 
+  create_table "decidim_term_customizer_constraints", force: :cascade do |t|
+    t.bigint "decidim_organization_id", null: false
+    t.string "subject_type"
+    t.bigint "subject_id"
+    t.bigint "translation_set_id", null: false
+    t.index ["decidim_organization_id"], name: "decidim_term_customizer_constraint_organization"
+    t.index ["subject_type", "subject_id"], name: "decidim_term_customizer_constraint_subject"
+    t.index ["translation_set_id"], name: "decidim_term_customizer_constraint_translation_set"
+  end
+
+  create_table "decidim_term_customizer_translation_sets", force: :cascade do |t|
+    t.jsonb "name"
+  end
+
+  create_table "decidim_term_customizer_translations", force: :cascade do |t|
+    t.string "locale"
+    t.string "key"
+    t.text "value"
+    t.bigint "translation_set_id", null: false
+    t.index ["translation_set_id"], name: "decidim_term_customizer_translation_translation_set"
+  end
+
   create_table "decidim_user_blocks", force: :cascade do |t|
     t.bigint "decidim_user_id"
     t.integer "blocking_user_id"
@@ -1673,6 +1723,11 @@
   add_foreign_key "decidim_budgets_orders", "decidim_budgets_budgets"
   add_foreign_key "decidim_budgets_projects", "decidim_budgets_budgets"
   add_foreign_key "decidim_categorizations", "decidim_categories"
+  add_foreign_key "decidim_centers_center_users", "decidim_centers_centers"
+  add_foreign_key "decidim_centers_center_users", "decidim_users"
+  add_foreign_key "decidim_centers_centers", "decidim_organizations"
+  add_foreign_key "decidim_centers_scope_users", "decidim_scopes"
+  add_foreign_key "decidim_centers_scope_users", "decidim_users"
   add_foreign_key "decidim_debates_debates", "decidim_scopes"
   add_foreign_key "decidim_editor_images", "decidim_organizations"
   add_foreign_key "decidim_editor_images", "decidim_users", column: "decidim_author_id"
@@ -1692,6 +1747,9 @@
   add_foreign_key "decidim_scopes", "decidim_scope_types", column: "scope_type_id"
   add_foreign_key "decidim_scopes", "decidim_scopes", column: "parent_id"
   add_foreign_key "decidim_static_pages", "decidim_organizations"
+  add_foreign_key "decidim_term_customizer_constraints", "decidim_organizations"
+  add_foreign_key "decidim_term_customizer_constraints", "decidim_term_customizer_translation_sets", column: "translation_set_id"
+  add_foreign_key "decidim_term_customizer_translations", "decidim_term_customizer_translation_sets", column: "translation_set_id"
   add_foreign_key "decidim_user_blocks", "decidim_users"
   add_foreign_key "decidim_user_blocks", "decidim_users", column: "blocking_user_id"
   add_foreign_key "decidim_user_moderations", "decidim_users"
diff --git a/db/seeds.rb b/db/seeds.rb
index 9ff1c87..ef9289d 100644
--- a/db/seeds.rb
+++ b/db/seeds.rb
@@ -9,3 +9,125 @@
 #   Character.create(name: 'Luke', movie: movies.first)
 # You can remove the 'faker' gem if you don't want Decidim seeds.
 Decidim.seed!
+
+[
+  "Agencia de Evaluación de la Calidad y Acreditación del Sistema Universitario Vasco (Unibasq)",
+  "Centro de Enseñanza Superior Cardenal Cisneros",
+  "Centro de Estudios de Física del Cosmos de Aragón (CEFCA)",
+  "Centro de Investigación y Tecnología Agroalimentaria de Aragón (CITA)",
+  "Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (CIEMAT)",
+  "Centro de Magisterio La Inmaculada",
+  "Centro Nacional de Investigaciones Cardiovasculares (CNIC)",
+  "Centro Universitario Cardenal Spínola",
+  "Centro Universitario de Enfermería Cruz Roja (Adscrito a la U. de Sevilla)",
+  "Centro Universitario de la Defensa de Marín",
+  "Centro Universitario de la Defensa de San Javier",
+  "Centro Universitario de Osuna",
+  "Centro Universitario de Tecnología y Arte Digital (U-Tad)",
+  "Centro Universitario Sagrada Familia",
+  "Centro Universitario San Isidoro de Sevilla",
+  "Consejo Superior de Investigaciones Científicas",
+  "Cunef Universidad",
+  "Escuela Universitaria de Artes Tai",
+  "Escuela Universitaria de Diseño, Innovación y Tecnología",
+  "Escuela Universitaria de Magisterio Fray Luis de León",
+  "Esic Universidad",
+  "Facultad Padre Ossó",
+  "Fundación Agencia Aragonesa para la Investigación y el Desarrollo (Araid)",
+  "Fundación San Juan de Dios (Centro Universitario de Ciencias de La Salud \"San Rafael\")",
+  "IE Universidad de Segovia",
+  "Instituto de Astrofísica de Canarias (IAC)",
+  "Instituto de Salud Carlos III (ISCIII)",
+  "Instituto Español de Oceanografía (IEO)",
+  "Instituto Geológico y Minero de España (IGME)",
+  "Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA)",
+  "Instituto Nacional de Técnica Aeroespacial (INTA)",
+  "Itainnova (Instituto Tecnológico de Aragón)",
+  "UNIE Universidad",
+  "Universidad A Distancia de Madrid (Udima)",
+  "Universidad Alfonso X El Sabio",
+  "Universidad Antonio de Nebrija",
+  "Universidad Autónoma de Barcelona",
+  "Universidad Autónoma de Madrid",
+  "Universidad Camilo José Cela",
+  "Universidad Cardenal Herrera-Ceu",
+  "Universidad Carlos III de Madrid",
+  "Universidad Católica de Valencia San Vicente Mártir",
+  "Universidad Católica San Antonio de Murcia",
+  "Universidad Católica Santa Teresa de Jesús de Ávila",
+  "Universidad Complutense de Madrid",
+  "Universidad de A Coruña",
+  "Universidad de Alcalá de Henares",
+  "Universidad de Alicante",
+  "Universidad de Almería",
+  "Universidad de Barcelona",
+  "Universidad de Burgos",
+  "Universidad de Cádiz",
+  "Universidad de Cantabria",
+  "Universidad de Castilla-La Mancha",
+  "Universidad de Córdoba",
+  "Universidad de Deusto",
+  "Universidad de Extremadura",
+  "Universidad de Girona",
+  "Universidad de Granada",
+  "Universidad de Huelva",
+  "Universidad de Jaén",
+  "Universidad de La Laguna",
+  "Universidad de La Rioja",
+  "Universidad de Las Illes Balears",
+  "Universidad de Las Palmas de Gran Canaria",
+  "Universidad de León",
+  "Universidad de Lleida",
+  "Universidad de Málaga",
+  "Universidad de Murcia",
+  "Universidad de Navarra",
+  "Universidad de Oviedo",
+  "Universidad de Salamanca",
+  "Universidad de Santiago de Compostela",
+  "Universidad de Sevilla",
+  "Universidad de Valladolid",
+  "Universidad de Vic",
+  "Universidad de Vigo",
+  "Universidad de Zaragoza",
+  "Universidad del Atlántico Medio",
+  "Universidad del País Vasco/Euskal Herriko Unibertsitatea",
+  "Universidad Europea de Canarias",
+  "Universidad Europea de Madrid",
+  "Universidad Europea de Miguel de Cervantes",
+  "Universidad Europea de Valencia",
+  "Universidad Europea Del Atlántico",
+  "Universidad Francisco de Vitoria",
+  "Universidad Internacional de Cataluña",
+  "Universidad Internacional de La Rioja",
+  "Universidad Internacional de Valencia",
+  "Universidad Internacional Villanueva",
+  "Universidad Isabel I de Castilla",
+  "Universidad Jaume I de Castellón",
+  "Universidad Loyola Andalucia",
+  "Universidad Miguel Hernández de Elche",
+  "Universidad Nacional de Educación A Distancia (UNED)",
+  "Universidad Oberta de Catalunya",
+  "Universidad Pablo de Olavide",
+  "Universidad Politécnica de Cartagena",
+  "Universidad Politécnica de Catalunya",
+  "Universidad Politécnica de Madrid",
+  "Universidad Politécnica de Valencia",
+  "Universidad Pompeu Fabra",
+  "Universidad Pontificia Comillas",
+  "Universidad Pontificia de Salamanca",
+  "Universidad Pública de Navarra",
+  "Universidad Ramon Llull",
+  "Universidad Rey Juan Carlos",
+  "Universidad Rovira I Virgili",
+  "Universidad San Jorge",
+  "Universidad San Pablo-Ceu",
+  "Universidade de Santiago de Compostela",
+  "Universitat Abat Oliba Ceu",
+  "Universitat de Valencia (Estudi General)",
+  "Universitat Jaume I",
+  "UPF Barcelona School Of Management"
+].each do |center_name|
+  # rubocop:disable Rails/IndexWith
+  Decidim::Centers::Center.create(title: Decidim.available_locales.to_h { |locale| [locale, center_name] }, organization: Decidim::Organization.first)
+  # rubocop:enable Rails/IndexWith
+end
diff --git a/spec/factories.rb b/spec/factories.rb
index 0e6d87b..6b2b635 100644
--- a/spec/factories.rb
+++ b/spec/factories.rb
@@ -1,3 +1,4 @@
 # frozen_string_literal: true
 
 require "decidim/core/test/factories"
+require "decidim/centers/test/factories"
diff --git a/spec/lib/overrides_spec.rb b/spec/lib/overrides_spec.rb
new file mode 100644
index 0000000..71b521e
--- /dev/null
+++ b/spec/lib/overrides_spec.rb
@@ -0,0 +1,40 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+
+# We make sure that the checksum of the file overriden is the same
+# as the expected. If this test fails, it means that the overriden
+# file should be updated to match any change/bug fix introduced in the core
+checksums = [
+  {
+    package: "decidim-centers",
+    files: {
+      "/app/forms/concerns/decidim/centers/account_form_override.rb" => "e68397eccf208adef7c77fcfb679d8cf"
+    }
+  },
+  {
+    package: "decidim-extra_user_fields",
+    files: {
+      "/app/forms/concerns/decidim/extra_user_fields/forms_definitions.rb" => "b59f5bf2a48e27213a8cacf22aaf6723"
+    }
+  }
+]
+
+describe "Overriden files", type: :view do
+  checksums.each do |item|
+    # rubocop:disable Rails/DynamicFindBy
+    spec = ::Gem::Specification.find_by_name(item[:package])
+    # rubocop:enable Rails/DynamicFindBy
+    item[:files].each do |file, signature|
+      it "#{spec.gem_dir}#{file} matches checksum" do
+        expect(md5("#{spec.gem_dir}#{file}")).to eq(signature)
+      end
+    end
+  end
+
+  private
+
+  def md5(file)
+    Digest::MD5.hexdigest(File.read(file))
+  end
+end
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index 9afc3d1..e3250f9 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -10,17 +10,18 @@
 require "rspec/rails"
 
 require "decidim/dev"
-require "simplecov"
-SimpleCov.start "rails"
+
+Decidim::Dev.dummy_app_path = File.expand_path(File.join(__dir__, ".."))
+
+require "decidim/dev/test/base_spec_helper"
+SimpleCov.start "rails" if ENV["SIMPLECOV"]
 
 if ENV["CODECOV"]
   require "codecov"
   SimpleCov.formatter = SimpleCov::Formatter::Codecov
 end
 
-Decidim::Dev.dummy_app_path = File.expand_path(File.join(__dir__, ".."))
-
-require "decidim/dev/test/base_spec_helper"
+require "support/database_cleaner"
 
 # Add additional requires below this line. Rails is not loaded until this point!
 
diff --git a/spec/support/database_cleaner.rb b/spec/support/database_cleaner.rb
new file mode 100644
index 0000000..d519216
--- /dev/null
+++ b/spec/support/database_cleaner.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+RSpec.configure do |config|
+  config.before(:suite) do
+    DatabaseCleaner.clean_with :truncation, except: %w(ar_internal_metadata)
+  end
+
+  config.before do
+    DatabaseCleaner.strategy = :transaction
+  end
+
+  config.before do
+    DatabaseCleaner.start
+  end
+
+  config.after do
+    DatabaseCleaner.clean
+  end
+end
diff --git a/spec/system/account_spec.rb b/spec/system/account_spec.rb
new file mode 100644
index 0000000..cd47a8d
--- /dev/null
+++ b/spec/system/account_spec.rb
@@ -0,0 +1,289 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+require "decidim/centers/test/shared_contexts"
+
+describe "Account", type: :system do
+  let(:organization) { create :organization, extra_user_fields: { "enabled" => true, "document_id" => { "enabled" => true } } }
+  let(:user) { create :user, :confirmed, organization: organization }
+  let!(:center) { create :center, organization: organization }
+  let!(:other_center) { create :center, organization: organization }
+  let!(:scope) { create :scope, organization: organization }
+  let!(:other_scope) { create :scope, organization: organization }
+  let(:document_id) { Faker::IDNumber.spanish_citizen_number }
+  let(:other_document_id) { Faker::IDNumber.spanish_citizen_number }
+
+  before do
+    switch_to_host(organization.host)
+    login_as user, scope: :user
+  end
+
+  shared_context "when visiting account path" do
+    before do
+      visit decidim.account_path
+    end
+  end
+
+  shared_context "with authorization" do
+    let!(:authorization) { create :authorization, name: "center", user: user, metadata: { centers: [center.id], scopes: [scope&.id].compact } }
+  end
+
+  shared_context "with user with center" do
+    let!(:center_user) { create :center_user, center: center, user: user }
+  end
+
+  shared_context "with user with scope" do
+    let!(:scope_user) { create :scope_user, scope: scope, user: user }
+  end
+
+  shared_context "with user with document id" do
+    let(:user) { create :user, :confirmed, organization: organization, extended_data: { document_id: document_id } }
+  end
+
+  shared_examples_for "user without center changes the center" do
+    include_context "when visiting account path"
+
+    it "shows an empty value on the center input" do
+      expect(find("#user_center_id").value).to eq("")
+    end
+
+    include_examples "user changes the center"
+  end
+
+  shared_examples_for "user with center changes the center" do
+    include_context "when visiting account path"
+
+    it "has an authorization for the center" do
+      check_center_authorization(Decidim::Authorization.last, user, center)
+    end
+
+    it "shows the current center on the center input" do
+      expect(find("#user_center_id").value).to eq(center.id.to_s)
+    end
+
+    include_examples "user changes the center"
+  end
+
+  shared_examples_for "user cannot be saved without changes" do
+    include_context "when visiting account path"
+
+    it "cannot save without selecting center" do
+      within "form.edit_user" do
+        find("*[type=submit]").click
+      end
+
+      expect(page).to have_content("There's an error in this field").or have_content("can't be blank")
+    end
+  end
+
+  shared_examples_for "user changes the center" do
+    it "can update the center and changes the authorization" do
+      within "form.edit_user" do
+        within "#user_center_id" do
+          find("option[value='#{other_center.id}']").click
+        end
+
+        find("*[type=submit]").click
+      end
+
+      within_flash_messages do
+        expect(page).to have_content("successfully")
+      end
+
+      expect(find("#user_center_id").value).to eq(other_center.id.to_s)
+
+      perform_enqueued_jobs
+      check_center_authorization(Decidim::Authorization.last, user, other_center)
+    end
+  end
+
+  shared_examples_for "user without scope changes the scope" do
+    include_context "when visiting account path"
+
+    it "shows an empty value on the scope input" do
+      within "#user_scope_id" do
+        expect(page).to have_content("Global scope")
+      end
+    end
+
+    include_examples "user changes the scope", false
+  end
+
+  shared_examples_for "user with scope changes the scope" do
+    include_context "when visiting account path"
+
+    it "has an authorization for the center and the scope" do
+      check_center_authorization(Decidim::Authorization.last, user, center, scope)
+    end
+
+    it "shows the current scope on the scope input" do
+      within "#user_scope_id" do
+        expect(page).to have_content(scope.name["en"])
+      end
+    end
+
+    include_examples "user changes the scope", true
+  end
+
+  shared_examples_for "user changes the scope" do |has_scope|
+    it "can update the scope and changes the authorization" do
+      within "form.edit_user" do
+        if has_scope
+          scope_repick :user_scope_id, scope, other_scope
+        else
+          scope_pick select_data_picker(:user_scope_id), other_scope
+        end
+
+        find("*[type=submit]").click
+      end
+
+      within_flash_messages do
+        expect(page).to have_content("successfully")
+      end
+
+      within "#user_scope_id .picker-values" do
+        expect(page).to have_content(other_scope.name["en"])
+      end
+
+      perform_enqueued_jobs
+      check_center_authorization(Decidim::Authorization.last, user, center, other_scope)
+    end
+  end
+
+  shared_examples_for "user without document id changes the document id" do
+    include_context "when visiting account path"
+
+    it "shows an empty value on the document input" do
+      expect(find("#user_document_id").value).to eq("")
+    end
+
+    include_examples "user changes the document id"
+  end
+
+  shared_examples_for "user with document id changes the document id" do
+    include_context "when visiting account path"
+
+    it "has a document id" do
+      expect(user.extended_data["document_id"]).to eq(document_id)
+    end
+
+    it "shows the current document id on the document id input" do
+      expect(find("#user_document_id").value).to eq(document_id)
+    end
+
+    include_examples "user changes the document id"
+  end
+
+  shared_examples_for "user changes the document id" do
+    it "can update the document id" do
+      within "form.edit_user" do
+        fill_in :user_document_id, with: other_document_id, currently_with: user.extended_data["document_id"] || ""
+
+        find("*[type=submit]").click
+      end
+
+      within_flash_messages do
+        expect(page).to have_content("successfully")
+      end
+
+      expect(find("#user_document_id").value).to eq(other_document_id)
+    end
+  end
+
+  context "when the user doesn't have scope" do
+    context "when the user doesn't have center" do
+      context "when the user doesn't have document id" do
+        include_examples "user cannot be saved without changes"
+      end
+
+      context "when the user has document id" do
+        include_context "with user with document id"
+
+        include_examples "user cannot be saved without changes"
+      end
+    end
+
+    context "when the user has center" do
+      include_context "with user with center"
+      include_context "with authorization"
+
+      context "when the user doesn't have document id" do
+        include_examples "user cannot be saved without changes"
+      end
+
+      context "when the user has document id" do
+        include_context "with user with document id"
+
+        include_examples "user cannot be saved without changes"
+      end
+    end
+  end
+
+  context "when the user has scope" do
+    include_context "with user with scope"
+
+    context "when the user doesn't have center" do
+      context "when the user doesn't have document id" do
+        include_examples "user cannot be saved without changes"
+      end
+
+      context "when the user has document id" do
+        include_context "with user with document id"
+
+        include_examples "user cannot be saved without changes"
+      end
+    end
+
+    context "when the user has center" do
+      include_context "with user with center"
+      include_context "with authorization"
+
+      context "when the user doesn't have document id" do
+        include_examples "user cannot be saved without changes"
+        include_examples "user without document id changes the document id"
+      end
+
+      context "when the user has document id" do
+        include_context "with user with document id"
+
+        include_examples "user with document id changes the document id"
+      end
+    end
+  end
+
+  context "when the user has document id" do
+    include_context "with user with document id"
+
+    context "when the user has center" do
+      include_context "with user with center"
+      include_context "with authorization"
+
+      context "when the user doesn't have scope" do
+        include_examples "user cannot be saved without changes"
+        include_examples "user without scope changes the scope"
+      end
+
+      context "when the user has scope" do
+        include_context "with user with scope"
+
+        include_examples "user with scope changes the scope"
+      end
+    end
+
+    context "when the user has scope" do
+      include_context "with user with scope"
+      include_context "with authorization"
+
+      context "when the user doesn't have center" do
+        include_examples "user cannot be saved without changes"
+        include_examples "user without center changes the center"
+      end
+
+      context "when the user has center" do
+        include_context "with user with center"
+
+        include_examples "user with center changes the center"
+      end
+    end
+  end
+end
diff --git a/spec/system/registration_spec.rb b/spec/system/registration_spec.rb
new file mode 100644
index 0000000..c81db82
--- /dev/null
+++ b/spec/system/registration_spec.rb
@@ -0,0 +1,76 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+require "decidim/centers/test/shared_contexts"
+
+describe "Registration spec", type: :system do
+  let(:organization) { create :organization, extra_user_fields: { "enabled" => true, "document_id" => { "enabled" => true } } }
+  let(:email) { Faker::Internet.email }
+  let(:name) { Faker::Name.name }
+  let(:nickname) { Faker::Internet.username(separators: []) }
+  let(:password) { Faker::Internet.password(min_length: 17) }
+  let!(:center) { create :center, organization: organization }
+  let!(:other_center) { create :center, organization: organization }
+  let!(:scope) { create :scope, organization: organization }
+  let!(:other_scope) { create :scope, organization: organization }
+  let(:document_id) { Faker::IDNumber.spanish_citizen_number }
+
+  before do
+    switch_to_host(organization.host)
+    visit decidim.new_user_registration_path
+  end
+
+  it "contains custom fields as mandatory" do
+    within ".card__centers" do
+      expect(page).to have_content("Center")
+    end
+    within ".card__centers label[for='registration_user_center_id']" do
+      expect(page).to have_css("span.label-required")
+    end
+    within all(".card__centers label").last do
+      expect(page).to have_css("span.label-required")
+    end
+
+    within ".card__centers" do
+      expect(page).to have_content("Scope")
+    end
+
+    expect(page).to have_content("Document ID")
+
+    within ".card__extra_user_fields label[for='registration_user_document_id']" do
+      expect(page).to have_css("span.label-required")
+    end
+  end
+
+  it "allows to create a new account and authorizes the user with the center and scope provided" do
+    fill_in :registration_user_name, with: name
+    fill_in :registration_user_nickname, with: nickname
+    fill_in :registration_user_email, with: email
+    fill_in :registration_user_password, with: password
+    fill_in :registration_user_password_confirmation, with: password
+    fill_in :registration_user_document_id, with: document_id
+
+    within ".card__centers" do
+      within "#registration_user_center_id" do
+        find("option[value='#{center.id}']").click
+      end
+
+      scope_pick select_data_picker(:registration_user), scope
+    end
+
+    page.check("registration_user_newsletter")
+    page.check("registration_user_tos_agreement")
+
+    within "form.new_user" do
+      find("*[type=submit]").click
+    end
+
+    expect(page).to have_content("message with a confirmation link has been sent")
+    expect(Decidim::User.last.center).to eq(center)
+    expect(Decidim::User.last.scope).to eq(scope)
+    expect(Decidim::User.last.extended_data["document_id"]).to eq(document_id)
+
+    perform_enqueued_jobs
+    check_center_authorization(Decidim::Authorization.last, Decidim::User.last, center, scope)
+  end
+end