From cc0e78d0821db1bf9ecc7ef83ff2c701a86f3958 Mon Sep 17 00:00:00 2001
From: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>
Date: Fri, 26 Apr 2024 15:35:43 -0400
Subject: [PATCH] Update eip-1.md

---
 EIPS/eip-1.md | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/EIPS/eip-1.md b/EIPS/eip-1.md
index 644bf1cc2a168..3e174a1359679 100644
--- a/EIPS/eip-1.md
+++ b/EIPS/eip-1.md
@@ -216,6 +216,28 @@ Permitted Execution Client Specifications URLs must anchor to a specific commit,
 ^(https://github.com/ethereum/execution-specs/(blob|commit)/[0-9a-f]{40}/.*|https://github.com/ethereum/execution-specs/tree/[0-9a-f]{40}/.*)$
 ```
 
+### Execution Specification Tests
+
+Links to the Ethereum Execution Specification Tests (EEST) may be included using normal markdown syntax, such as:
+
+```markdown
+[Ethereum Execution Specification Tests](https://github.com/ethereum/execution-spec-tests/blob/c9b9307ff320c9bb0ecb9a951aeab0da4d9d1684/README.md)
+```
+
+Which renders to:
+
+[Ethereum Execution Specification Tests](https://github.com/ethereum/execution-spec-tests/blob/c9b9307ff320c9bb0ecb9a951aeab0da4d9d1684/README.md)
+
+Permitted Execution Specification Tests URLs must anchor to a specific commit, and so must match one of these regular expressions:
+
+```regex
+^https://(www\.)?github\.com/ethereum/execution-spec-tests/(blob|tree)/[a-f0-9]{40}/.+$
+```
+
+```regex
+^https://(www\.)?github\.com/ethereum/execution-spec-tests/commit/[a-f0-9]{40}$
+```
+
 ### Consensus Layer Specifications
 
 Links to specific commits of files within the Ethereum Consensus Layer Specifications may be included using normal markdown syntax, such as: