diff --git a/plugins/catalog-backend/api-report.md b/plugins/catalog-backend/api-report.md
index f18d396114..ea9b0b2277 100644
--- a/plugins/catalog-backend/api-report.md
+++ b/plugins/catalog-backend/api-report.md
@@ -40,6 +40,7 @@ import { PermissionCondition } from '@backstage/plugin-permission-common';
 import { PermissionCriteria } from '@backstage/plugin-permission-common';
 import { PermissionEvaluator } from '@backstage/plugin-permission-common';
 import { PermissionRule } from '@backstage/plugin-permission-node';
+import { PermissionRuleParams } from '@backstage/plugin-permission-common';
 import { PluginDatabaseManager } from '@backstage/backend-common';
 import { PluginEndpointDiscovery } from '@backstage/backend-common';
 import { processingResult } from '@backstage/plugin-catalog-node';
@@ -177,37 +178,52 @@ export const catalogConditions: Conditions<{
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [annotation: string, value?: string | undefined]
+    {
+      annotation: string;
+      value: string | undefined;
+    }
   >;
   hasLabel: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [label: string]
+    {
+      label: string;
+    }
   >;
   hasMetadata: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [key: string, value?: string | undefined]
+    {
+      key: string;
+      value: string | undefined;
+    }
   >;
   hasSpec: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [key: string, value?: string | undefined]
+    {
+      key: string;
+      value: string | undefined;
+    }
   >;
   isEntityKind: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [kinds: string[]]
+    {
+      kinds: string[];
+    }
   >;
   isEntityOwner: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [claims: string[]]
+    {
+      claims: string[];
+    }
   >;
 }>;
 
@@ -221,8 +237,9 @@ export type CatalogEnvironment = {
 };
 
 // @alpha
-export type CatalogPermissionRule<TParams extends unknown[] = unknown[]> =
-  PermissionRule<Entity, EntitiesSearchFilter, 'catalog-entity', TParams>;
+export type CatalogPermissionRule<
+  TParams extends PermissionRuleParams = PermissionRuleParams,
+> = PermissionRule<Entity, EntitiesSearchFilter, 'catalog-entity', TParams>;
 
 // @alpha
 export const catalogPlugin: (options?: undefined) => BackendFeature;
@@ -280,12 +297,14 @@ export class CodeOwnersProcessor implements CatalogProcessor {
 export const createCatalogConditionalDecision: (
   permission: ResourcePermission<'catalog-entity'>,
   conditions: PermissionCriteria<
-    PermissionCondition<'catalog-entity', unknown[]>
+    PermissionCondition<'catalog-entity', PermissionRuleParams>
   >,
 ) => ConditionalPolicyDecision;
 
 // @alpha
-export const createCatalogPermissionRule: <TParams extends unknown[]>(
+export const createCatalogPermissionRule: <
+  TParams extends PermissionRuleParams = PermissionRuleParams,
+>(
   rule: PermissionRule<Entity, EntitiesSearchFilter, 'catalog-entity', TParams>,
 ) => PermissionRule<Entity, EntitiesSearchFilter, 'catalog-entity', TParams>;
 
@@ -448,37 +467,52 @@ export const permissionRules: {
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [annotation: string, value?: string | undefined]
+    {
+      annotation: string;
+      value: string | undefined;
+    }
   >;
   hasLabel: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [label: string]
+    {
+      label: string;
+    }
   >;
   hasMetadata: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [key: string, value?: string | undefined]
+    {
+      key: string;
+      value: string | undefined;
+    }
   >;
   hasSpec: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [key: string, value?: string | undefined]
+    {
+      key: string;
+      value: string | undefined;
+    }
   >;
   isEntityKind: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [kinds: string[]]
+    {
+      kinds: string[];
+    }
   >;
   isEntityOwner: PermissionRule<
     Entity,
     EntitiesSearchFilter,
     'catalog-entity',
-    [claims: string[]]
+    {
+      claims: string[];
+    }
   >;
 };
 
diff --git a/plugins/permission-common/api-report.md b/plugins/permission-common/api-report.md
index c0c351d6cd..b51b82c907 100644
--- a/plugins/permission-common/api-report.md
+++ b/plugins/permission-common/api-report.md
@@ -4,6 +4,7 @@
 
 ```ts
 import { Config } from '@backstage/config';
+import { JsonPrimitive } from '@backstage/types';
 
 // @public
 export type AllOfCriteria<TQuery> = {
@@ -172,7 +173,7 @@ export class PermissionClient implements PermissionEvaluator {
 // @public
 export type PermissionCondition<
   TResourceType extends string = string,
-  TParams extends unknown[] = unknown[],
+  TParams extends PermissionRuleParams = PermissionRuleParams,
 > = {
   resourceType: TResourceType;
   rule: string;
@@ -203,6 +204,12 @@ export type PermissionMessageBatch<T> = {
   items: IdentifiedPermissionMessage<T>[];
 };
 
+// @public
+export type PermissionRuleParam = undefined | JsonPrimitive | JsonPrimitive[];
+
+// @public
+export type PermissionRuleParams = Record<string, PermissionRuleParam>;
+
 // @public
 export type PolicyDecision =
   | DefinitivePolicyDecision
diff --git a/plugins/permission-common/src/types/api.ts b/plugins/permission-common/src/types/api.ts
index ca915a65da..77d6206c07 100644
--- a/plugins/permission-common/src/types/api.ts
+++ b/plugins/permission-common/src/types/api.ts
@@ -151,11 +151,15 @@ export type PermissionCriteria<TQuery> =
 
 /**
  * A parameter to a permission rule.
+ *
+ * @public
  */
 export type PermissionRuleParam = undefined | JsonPrimitive | JsonPrimitive[];
 
 /**
  * Types that can be used as parameters to permission rules.
+ *
+ * @public
  */
 export type PermissionRuleParams = Record<string, PermissionRuleParam>;
 
diff --git a/plugins/permission-node/api-report.md b/plugins/permission-node/api-report.md
index 055325f5a7..5168eefebc 100644
--- a/plugins/permission-node/api-report.md
+++ b/plugins/permission-node/api-report.md
@@ -19,6 +19,7 @@ import { Permission } from '@backstage/plugin-permission-common';
 import { PermissionCondition } from '@backstage/plugin-permission-common';
 import { PermissionCriteria } from '@backstage/plugin-permission-common';
 import { PermissionEvaluator } from '@backstage/plugin-permission-common';
+import { PermissionRuleParams } from '@backstage/plugin-permission-common';
 import { PluginEndpointDiscovery } from '@backstage/backend-common';
 import { PolicyDecision } from '@backstage/plugin-permission-common';
 import { QueryPermissionRequest } from '@backstage/plugin-permission-common';
@@ -54,7 +55,7 @@ export type Condition<TRule> = TRule extends PermissionRule<
   infer TResourceType,
   infer TParams
 >
-  ? (...params: TParams) => PermissionCondition<TResourceType, TParams>
+  ? (params: TParams) => PermissionCondition<TResourceType, TParams>
   : never;
 
 // @public
@@ -75,7 +76,7 @@ export const createConditionExports: <
   TResource,
   TRules extends Record<
     string,
-    PermissionRule<TResource, any, TResourceType, unknown[]>
+    PermissionRule<TResource, any, TResourceType, PermissionRuleParams>
   >,
 >(options: {
   pluginId: string;
@@ -86,7 +87,7 @@ export const createConditionExports: <
   createConditionalDecision: (
     permission: ResourcePermission<TResourceType>,
     conditions: PermissionCriteria<
-      PermissionCondition<TResourceType, unknown[]>
+      PermissionCondition<TResourceType, PermissionRuleParams>
     >,
   ) => ConditionalPolicyDecision;
 };
@@ -94,15 +95,15 @@ export const createConditionExports: <
 // @public
 export const createConditionFactory: <
   TResourceType extends string,
-  TParams extends any[],
+  TParams extends PermissionRuleParams = PermissionRuleParams,
 >(
   rule: PermissionRule<unknown, unknown, TResourceType, TParams>,
-) => (...params: TParams) => PermissionCondition<TResourceType, TParams>;
+) => (params: TParams) => PermissionCondition<TResourceType, TParams>;
 
 // @public
 export const createConditionTransformer: <
   TQuery,
-  TRules extends PermissionRule<any, TQuery, string, unknown[]>[],
+  TRules extends PermissionRule<any, TQuery, string, PermissionRuleParams>[],
 >(
   permissionRules: [...TRules],
 ) => ConditionTransformer<TQuery>;
@@ -114,7 +115,12 @@ export const createPermissionIntegrationRouter: <
 >(options: {
   resourceType: TResourceType;
   permissions?: Permission[] | undefined;
-  rules: PermissionRule<TResource, any, NoInfer<TResourceType>, unknown[]>[];
+  rules: PermissionRule<
+    TResource,
+    any,
+    NoInfer<TResourceType>,
+    PermissionRuleParams
+  >[];
   getResources: (resourceRefs: string[]) => Promise<(TResource | undefined)[]>;
 }) => express.Router;
 
@@ -123,7 +129,7 @@ export const createPermissionRule: <
   TResource,
   TQuery,
   TResourceType extends string,
-  TParams extends unknown[],
+  TParams extends PermissionRuleParams = PermissionRuleParams,
 >(
   rule: PermissionRule<TResource, TQuery, TResourceType, TParams>,
 ) => PermissionRule<TResource, TQuery, TResourceType, TParams>;
@@ -148,7 +154,7 @@ export const makeCreatePermissionRule: <
   TResource,
   TQuery,
   TResourceType extends string,
->() => <TParams extends unknown[]>(
+>() => <TParams extends PermissionRuleParams = PermissionRuleParams>(
   rule: PermissionRule<TResource, TQuery, TResourceType, TParams>,
 ) => PermissionRule<TResource, TQuery, TResourceType, TParams>;
 
@@ -166,16 +172,28 @@ export type PermissionRule<
   TResource,
   TQuery,
   TResourceType extends string,
-  TParams extends unknown[] = unknown[],
+  TParams extends PermissionRuleParams = PermissionRuleParams,
 > = {
   name: string;
   description: string;
   resourceType: TResourceType;
-  schema: z.ZodSchema<TParams>;
-  apply(resource: TResource, ...params: TParams): boolean;
-  toQuery(...params: TParams): PermissionCriteria<TQuery>;
+  schema: PermissionRuleSchema<TParams>;
+  apply(
+    resource: TResource,
+    params: NoInfer<z.input<PermissionRuleSchema<TParams>>>,
+  ): boolean;
+  toQuery(
+    params: NoInfer<z.input<PermissionRuleSchema<TParams>>>,
+  ): PermissionCriteria<TQuery>;
 };
 
+// @public
+export type PermissionRuleSchema<TParams> = z.ZodObject<{
+  [P in keyof TParams]-?: TParams[P] extends undefined
+    ? z.ZodOptionalType<z.ZodType<TParams[P]>>
+    : z.ZodType<TParams[P]>;
+}>;
+
 // @public
 export type PolicyQuery = {
   permission: Permission;
diff --git a/plugins/permission-node/src/integration/createPermissionIntegrationRouter.ts b/plugins/permission-node/src/integration/createPermissionIntegrationRouter.ts
index a01006c194..4f98597e6c 100644
--- a/plugins/permission-node/src/integration/createPermissionIntegrationRouter.ts
+++ b/plugins/permission-node/src/integration/createPermissionIntegrationRouter.ts
@@ -28,8 +28,9 @@ import {
   PermissionCondition,
   PermissionCriteria,
 } from '@backstage/plugin-permission-common';
-import { NoInfer, PermissionRule } from '../types';
+import { PermissionRule } from '../types';
 import {
+  NoInfer,
   createGetRule,
   isAndCriteria,
   isNotCriteria,
diff --git a/plugins/permission-node/src/integration/util.ts b/plugins/permission-node/src/integration/util.ts
index 68b7fff2b8..e448068e17 100644
--- a/plugins/permission-node/src/integration/util.ts
+++ b/plugins/permission-node/src/integration/util.ts
@@ -22,6 +22,14 @@ import {
 } from '@backstage/plugin-permission-common';
 import { PermissionRule } from '../types';
 
+/**
+ * Prevent use of type parameter from contributing to type inference.
+ *
+ * https://github.com/Microsoft/TypeScript/issues/14829#issuecomment-980401795
+ * @ignore
+ */
+export type NoInfer<T> = T extends infer S ? S : never;
+
 /**
  * Utility function used to parse a PermissionCriteria
  * @param criteria - a PermissionCriteria
diff --git a/plugins/permission-node/src/types.ts b/plugins/permission-node/src/types.ts
index 34ff52391a..b16c0cac32 100644
--- a/plugins/permission-node/src/types.ts
+++ b/plugins/permission-node/src/types.ts
@@ -19,14 +19,23 @@ import type {
   PermissionRuleParams,
 } from '@backstage/plugin-permission-common';
 import { z } from 'zod';
+import { NoInfer } from './integration/util';
 
 /**
- * Prevent use of type parameter from contributing to type inference.
+ * A ZodSchema that reflects the structure of the parameters that are passed to
+ * into a {@link PermissionRule}.
  *
- * https://github.com/Microsoft/TypeScript/issues/14829#issuecomment-980401795
- * @ignore
+ * @public
  */
-export type NoInfer<T> = T extends infer S ? S : never;
+export type PermissionRuleSchema<TParams> = z.ZodObject<{
+  // Parameters can be optional, however we we want to make sure that the
+  // parameters are always present in the schema, even if they are undefined.
+  // We remove the optional flag from the schema, and then add it back in
+  // with an optional zod type.
+  [P in keyof TParams]-?: TParams[P] extends undefined
+    ? z.ZodOptionalType<z.ZodType<TParams[P]>>
+    : z.ZodType<TParams[P]>;
+}>;
 
 /**
  * A conditional rule that can be provided in an
@@ -49,15 +58,6 @@ export type PermissionRule<
   TQuery,
   TResourceType extends string,
   TParams extends PermissionRuleParams = PermissionRuleParams,
-  TSchema extends z.ZodType = z.ZodObject<{
-    // Parameters can be optional, however we we want to make sure that the
-    // parameters are always present in the schema, even if they are undefined.
-    // We remove the optional flag from the schema, and then add it back in
-    // with an optional zod type.
-    [P in keyof TParams]-?: TParams[P] extends undefined
-      ? z.ZodOptionalType<z.ZodType<TParams[P]>>
-      : z.ZodType<TParams[P]>;
-  }>,
 > = {
   name: string;
   description: string;
@@ -66,19 +66,24 @@ export type PermissionRule<
   /**
    * A ZodSchema that documents the parameters that this rule accepts.
    */
-  schema: TSchema;
+  schema: PermissionRuleSchema<TParams>;
 
   /**
    * Apply this rule to a resource already loaded from a backing data source. The params are
    * arguments supplied for the rule; for example, a rule could be `isOwner` with entityRefs as the
    * params.
    */
-  apply(resource: TResource, params: NoInfer<z.input<TSchema>>): boolean;
+  apply(
+    resource: TResource,
+    params: NoInfer<z.input<PermissionRuleSchema<TParams>>>,
+  ): boolean;
 
   /**
    * Translate this rule to criteria suitable for use in querying a backing data store. The criteria
    * can be used for loading a collection of resources efficiently with conditional criteria already
    * applied.
    */
-  toQuery(params: NoInfer<z.input<TSchema>>): PermissionCriteria<TQuery>;
+  toQuery(
+    params: NoInfer<z.input<PermissionRuleSchema<TParams>>>,
+  ): PermissionCriteria<TQuery>;
 };
diff --git a/plugins/playlist-backend/api-report.md b/plugins/playlist-backend/api-report.md
index c7109efbfb..faae97a734 100644
--- a/plugins/playlist-backend/api-report.md
+++ b/plugins/playlist-backend/api-report.md
@@ -15,6 +15,7 @@ import { PermissionCriteria } from '@backstage/plugin-permission-common';
 import { PermissionEvaluator } from '@backstage/plugin-permission-common';
 import { PermissionPolicy } from '@backstage/plugin-permission-node';
 import { PermissionRule } from '@backstage/plugin-permission-node';
+import { PermissionRuleParams } from '@backstage/plugin-permission-common';
 import { PlaylistMetadata } from '@backstage/plugin-playlist-common';
 import { PluginDatabaseManager } from '@backstage/backend-common';
 import { PluginEndpointDiscovery } from '@backstage/backend-common';
@@ -26,7 +27,7 @@ import { ResourcePermission } from '@backstage/plugin-permission-common';
 export const createPlaylistConditionalDecision: (
   permission: ResourcePermission<'playlist-list'>,
   conditions: PermissionCriteria<
-    PermissionCondition<'playlist-list', unknown[]>
+    PermissionCondition<'playlist-list', PermissionRuleParams>
   >,
 ) => ConditionalPolicyDecision;
 
@@ -70,13 +71,15 @@ export const playlistConditions: Conditions<{
     PlaylistMetadata,
     ListPlaylistsFilter,
     'playlist-list',
-    [userOwnershipRefs: string[]]
+    {
+      owners: string[];
+    }
   >;
   isPublic: PermissionRule<
     PlaylistMetadata,
     ListPlaylistsFilter,
     'playlist-list',
-    []
+    PermissionRuleParams
   >;
 }>;