diff --git a/src/modules/task-manager/dto/check-list-item/create-check-list-item.dto.ts b/src/modules/task-manager/dto/check-list-item/create-check-list-item.dto.ts
new file mode 100644
index 0000000..8966881
--- /dev/null
+++ b/src/modules/task-manager/dto/check-list-item/create-check-list-item.dto.ts
@@ -0,0 +1,20 @@
+import { ApiProperty } from "@nestjs/swagger";
+import { IsString, IsNotEmpty, IsUUID, IsBoolean, MaxLength } from "class-validator";
+
+export class CreateCheckListItemDto {
+  @ApiProperty({ description: "Title of the check list item", example: "Write unit tests" })
+  @IsString()
+  @IsNotEmpty()
+  @MaxLength(150)
+  title: string;
+
+  @ApiProperty({ description: "Whether the check list item is done", example: false })
+  @IsBoolean()
+  @IsNotEmpty()
+  isDone: boolean;
+
+  @ApiProperty({ description: "ID of the task this check list item belongs to", example: "a1b2c3d4-e5f6-7890-abcd-ef1234567890" })
+  @IsUUID()
+  @IsNotEmpty()
+  taskId: string;
+}
diff --git a/src/modules/task-manager/dto/check-list-item/update-check-list-item.dto.ts b/src/modules/task-manager/dto/check-list-item/update-check-list-item.dto.ts
new file mode 100644
index 0000000..c171e29
--- /dev/null
+++ b/src/modules/task-manager/dto/check-list-item/update-check-list-item.dto.ts
@@ -0,0 +1,4 @@
+import { PartialType } from '@nestjs/swagger';
+import { CreateCheckListItemDto } from './create-check-list-item.dto';
+
+export class UpdateCheckListItemDto extends PartialType(CreateCheckListItemDto) {}
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