diff --git a/packages/astro/src/core/errors/errors-data.ts b/packages/astro/src/core/errors/errors-data.ts
index 24b9ad687a..33395bffac 100644
--- a/packages/astro/src/core/errors/errors-data.ts
+++ b/packages/astro/src/core/errors/errors-data.ts
@@ -1664,21 +1664,6 @@ export const ActionsWithoutServerOutputError = {
 	hint: 'Learn about on-demand rendering: https://docs.astro.build/en/basics/rendering-modes/#on-demand-rendered',
 } satisfies ErrorData;
 
-/**
- * @docs
- * @see
- * - [Actions RFC](https://github.com/withastro/roadmap/blob/actions/proposals/0046-actions.md)
- * @description
- * Action was called from a form using a GET request, but only POST requests are supported. This often occurs if `method="POST"` is missing on the form.
- */
-export const ActionsUsedWithForGetError = {
-	name: 'ActionsUsedWithForGetError',
-	title: 'An invalid Action query string was passed by a form.',
-	message: (actionName: string) =>
-		`Action ${actionName} was called from a form using a GET request, but only POST requests are supported. This often occurs if \`method="POST"\` is missing on the form.`,
-	hint: 'Actions are experimental. Visit the RFC for usage instructions: https://github.com/withastro/roadmap/blob/actions/proposals/0046-actions.md',
-} satisfies ErrorData;
-
 /**
  * @docs
  * @see