diff --git a/src/schemas/core/index.ts b/src/schemas/core/index.ts
index 6438621..ee5ad72 100644
--- a/src/schemas/core/index.ts
+++ b/src/schemas/core/index.ts
@@ -8,3 +8,4 @@ export * from './link.schema';
 export * from './file.schema';
 export * from './polygonParts.schema';
 export * from './tile.schema';
+export * from './storage.schema';
diff --git a/src/schemas/core/storage.schema.ts b/src/schemas/core/storage.schema.ts
new file mode 100644
index 0000000..d56f4c3
--- /dev/null
+++ b/src/schemas/core/storage.schema.ts
@@ -0,0 +1,13 @@
+import { z } from 'zod';
+import { SourceType } from '../../constants/core/constants';
+
+export const fsStorageSchema = z.object({
+  storageProvider: z.literal(SourceType.FS),
+});
+
+export const s3StorageSchema = z.object({
+  storageProvider: z.literal(SourceType.S3),
+  bucket: z.string().min(1),
+});
+
+export const storageSchema = z.discriminatedUnion('storageProvider', [fsStorageSchema, s3StorageSchema]);
diff --git a/src/schemas/deletion/task.schema.ts b/src/schemas/deletion/task.schema.ts
index b5371fb..27c89dc 100644
--- a/src/schemas/deletion/task.schema.ts
+++ b/src/schemas/deletion/task.schema.ts
@@ -1,7 +1,5 @@
 import { z } from 'zod';
-import { SourceType } from '../../constants/core/constants';
-
-export const sourceProviderSchema = z.union([z.literal(SourceType.S3), z.literal(SourceType.FS)]);
+import { storageSchema } from '../core';
 
 export const deleteTaskParamsSchema = z
   .object({
@@ -12,19 +10,10 @@ export const deleteTaskParamsSchema = z
   })
   .describe('deleteTaskParamsSchema');
 
-export const deletionParamsBaseSchema = z.object({
-  sourceProvider: sourceProviderSchema,
-  bucket: z.string().optional(),
+export const deleteStoredResourcesParamsBaseSchema = z.object({
+  paths: z.array(z.string().min(1)).min(1),
 });
 
-export const layerTilesDeletionParamsSchema = deletionParamsBaseSchema
-  .extend({
-    catalogId: z.string().uuid(),
-  })
-  .describe('layerTilesDeletionParamsSchema');
-
-export const artifactsDeletionParamsSchema = deletionParamsBaseSchema
-  .extend({
-    paths: z.array(z.string().min(1)).min(1), // explicit thumbnail/legend object keys (s3) or file paths (fs)
-  })
-  .describe('artifactsDeletionParamsSchema');
+export const deleteStoredResourcesParamsSchema = deleteStoredResourcesParamsBaseSchema
+  .and(storageSchema)
+  .describe('deleteStoredResourcesParamsSchema');
diff --git a/src/types/core/index.ts b/src/types/core/index.ts
index b27df06..53328de 100644
--- a/src/types/core/index.ts
+++ b/src/types/core/index.ts
@@ -8,3 +8,4 @@ export * from './file.type';
 export * from './callback.type';
 export * from './polygonParts.type';
 export * from './tile.type';
+export * from './storage.type';
diff --git a/src/types/core/storage.type.ts b/src/types/core/storage.type.ts
new file mode 100644
index 0000000..ebb6bb6
--- /dev/null
+++ b/src/types/core/storage.type.ts
@@ -0,0 +1,6 @@
+import type { z } from 'zod';
+import type { fsStorageSchema, s3StorageSchema, storageSchema } from '../../schemas';
+
+export type FsStorage = z.infer<typeof fsStorageSchema>;
+export type S3Storage = z.infer<typeof s3StorageSchema>;
+export type Storage = z.infer<typeof storageSchema>;
diff --git a/src/types/deletion/task.type.ts b/src/types/deletion/task.type.ts
index afe8c6e..0a1e256 100644
--- a/src/types/deletion/task.type.ts
+++ b/src/types/deletion/task.type.ts
@@ -1,6 +1,5 @@
 import z from 'zod';
-import { deleteTaskParamsSchema, layerTilesDeletionParamsSchema, artifactsDeletionParamsSchema } from '../../schemas/deletion/task.schema';
+import { deleteTaskParamsSchema, deleteStoredResourcesParamsSchema } from '../../schemas/deletion/task.schema';
 
 export type DeleteTaskParams = z.infer<typeof deleteTaskParamsSchema>;
-export type LayerTilesDeletionParams = z.infer<typeof layerTilesDeletionParamsSchema>;
-export type ArtifactsDeletionParams = z.infer<typeof artifactsDeletionParamsSchema>;
+export type DeleteStoredResourcesParams = z.infer<typeof deleteStoredResourcesParamsSchema>;