diff --git a/src/TaxBaik.Application/DTOs/Validators.cs b/src/TaxBaik.Application/DTOs/Validators.cs
index 1f88560..d393c1a 100644
--- a/src/TaxBaik.Application/DTOs/Validators.cs
+++ b/src/TaxBaik.Application/DTOs/Validators.cs
@@ -54,6 +54,23 @@ public sealed class CreateClientDtoValidator : AbstractValidator<CreateClientDto
     }
 }
 
+public sealed class AnnouncementDtoValidator : AbstractValidator<AnnouncementDto>
+{
+    public AnnouncementDtoValidator()
+    {
+        RuleFor(x => x.Title)
+            .NotEmpty().WithMessage("제목을 입력하세요.")
+            .MaximumLength(ValidationRules.TitleMaxLength).WithMessage("제목은 최대 100자까지 입력 가능합니다.");
+
+        RuleFor(x => x.Content)
+            .MaximumLength(2000).WithMessage("상세 내용은 최대 2000자까지 입력 가능합니다.");
+
+        RuleFor(x => x.DisplayType)
+            .NotEmpty().WithMessage("표시 유형을 선택하세요.")
+            .MaximumLength(20).WithMessage("표시 유형은 최대 20자까지 입력 가능합니다.");
+    }
+}
+
 public sealed class FaqValidator : AbstractValidator<TaxBaik.Domain.Entities.Faq>
 {
     public FaqValidator()
diff --git a/src/TaxBaik.Web/Endpoints/Announcement/AnnouncementValidators.cs b/src/TaxBaik.Web/Endpoints/Announcement/AnnouncementValidators.cs
deleted file mode 100644
index eb15e73..0000000
--- a/src/TaxBaik.Web/Endpoints/Announcement/AnnouncementValidators.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-namespace TaxBaik.Web.Endpoints.Announcement;
-
-using FluentValidation;
-using TaxBaik.Application.DTOs;
-
-public sealed class AnnouncementDtoValidator : AbstractValidator<AnnouncementDto>
-{
-    public AnnouncementDtoValidator()
-    {
-        RuleFor(x => x.Title)
-            .NotEmpty().WithMessage("제목을 입력하세요.")
-            .MaximumLength(ValidationRules.TitleMaxLength).WithMessage("제목은 최대 100자까지 입력 가능합니다.");
-
-        RuleFor(x => x.Content).MaximumLength(2000).WithMessage("상세 내용은 최대 2000자까지 입력 가능합니다.");
-        RuleFor(x => x.DisplayType)
-            .NotEmpty().WithMessage("표시 유형을 선택하세요.")
-            .MaximumLength(20).WithMessage("표시 유형은 최대 20자까지 입력 가능합니다.");
-    }
-}