diff --git a/spec/requests/internal_api/v1/expenses/expenses_summary/index_spec.rb b/spec/requests/internal_api/v1/expenses/expenses_summary/index_spec.rb
new file mode 100644
index 0000000000..a664950612
--- /dev/null
+++ b/spec/requests/internal_api/v1/expenses/expenses_summary/index_spec.rb
@@ -0,0 +1,77 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+
+RSpec.describe "InternalApi::V1::Expenses::ExpensesSummary#index", type: :request do
+  let(:company) { create(:company, base_currency: "USD") }
+  let(:expense_category) { create(:expense_category, default: true) }
+  let(:expense_category_2) { create(:expense_category, company:) }
+
+  let(:vendor) { create(:vendor, company:) }
+  let(:expense1) { create(:expense, company:, expense_category:, vendor:) }
+  let(:expense2) { create(:expense, company:, expense_category: expense_category_2) }
+
+  let(:user) { create(:user, current_workspace_id: company.id) }
+
+  context "when user is admin" do
+    describe "#index" do
+      before do
+        create(:employment, company:, user:)
+        user.add_role :admin, company
+        sign_in user
+        expense1.reindex
+        expense2.reindex
+        Expense.reindex
+        send_request :get, internal_api_v1_expenses_expenses_summary_index_path, headers: auth_headers(user)
+      end
+
+      it "returns success" do
+        expect(response).to have_http_status(:ok)
+      end
+
+      it "returns expenses summary" do
+        expect(json_response["expenses_summary"]).to have_key("default_categories_sum")
+        expect(json_response["expenses_summary"]).to have_key("company_categories_sum")
+        expect(json_response["expenses_summary"]).to have_key("total_sum")
+
+        expect(json_response["expenses_summary"]["default_categories_sum"]).to eq(
+          {
+            expense_category.name => FormatAmountService.new(company.base_currency, expense1.amount).process
+          })
+        expect(json_response["expenses_summary"]["company_categories_sum"]).to eq(
+          {
+            expense_category_2.name => FormatAmountService.new(company.base_currency, expense2.amount).process
+          })
+        expect(json_response["expenses_summary"]["total_sum"]).to eq(
+          FormatAmountService.new(
+            company.base_currency,
+            expense1.amount + expense2.amount).process
+        )
+      end
+    end
+  end
+
+  context "when user is employee" do
+    before do
+      create(:employment, company:, user:)
+      user.add_role :employee, company
+      sign_in user
+      expense1.reindex
+      expense2.reindex
+      Expense.reindex
+      send_request :get, internal_api_v1_expenses_expenses_summary_index_path, headers: auth_headers(user)
+    end
+
+    it "is not be permitted to view expenses summary" do
+      expect(response).to have_http_status(:forbidden)
+    end
+  end
+
+  context "when unauthenticated" do
+    it "is not be permitted to view expenses" do
+      send_request :get, internal_api_v1_expenses_path
+      expect(response).to have_http_status(:unauthorized)
+      expect(json_response["error"]).to eq("You need to sign in or sign up before continuing.")
+    end
+  end
+end