diff --git a/.changeset/pretty-shoes-sing.md b/.changeset/pretty-shoes-sing.md
new file mode 100644
index 0000000000..1dc92ae560
--- /dev/null
+++ b/.changeset/pretty-shoes-sing.md
@@ -0,0 +1,5 @@
+---
+"@medusajs/medusa": patch
+---
+
+chore(medusa): add currency to region responses
diff --git a/integration-tests/api/__tests__/admin/__snapshots__/region.js.snap b/integration-tests/api/__tests__/admin/__snapshots__/region.js.snap
index 844c0de52b..f159638ab1 100644
--- a/integration-tests/api/__tests__/admin/__snapshots__/region.js.snap
+++ b/integration-tests/api/__tests__/admin/__snapshots__/region.js.snap
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`/admin/regions Remove region from country on delete successfully creates a region with countries from a previously deleted region 1`] = `
+exports[`/admin/regions Remove region from country on delete should successfully creates a region with countries from a previously deleted region 1`] = `
 Object {
   "deleted": true,
   "id": "test-region",
@@ -8,7 +8,7 @@ Object {
 }
 `;
 
-exports[`/admin/regions Remove region from country on delete successfully creates a region with countries from a previously deleted region 2`] = `
+exports[`/admin/regions Remove region from country on delete should successfully creates a region with countries from a previously deleted region 2`] = `
 Object {
   "automatic_taxes": true,
   "countries": Array [
@@ -23,6 +23,12 @@ Object {
     },
   ],
   "created_at": Any<String>,
+  "currency": Object {
+    "code": "usd",
+    "name": "US Dollar",
+    "symbol": "$",
+    "symbol_native": "$",
+  },
   "currency_code": "usd",
   "deleted_at": null,
   "fulfillment_providers": Array [
diff --git a/integration-tests/api/__tests__/admin/region.js b/integration-tests/api/__tests__/admin/region.js
index 965eab08da..de986b1e23 100644
--- a/integration-tests/api/__tests__/admin/region.js
+++ b/integration-tests/api/__tests__/admin/region.js
@@ -55,15 +55,11 @@ describe("/admin/regions", () => {
       await db.teardown()
     })
 
-    it("successfully creates a region with countries from a previously deleted region", async () => {
+    it("should successfully creates a region with countries from a previously deleted region", async () => {
       const api = useApi()
 
       const response = await api
-        .delete(`/admin/regions/test-region`, {
-          headers: {
-            "x-medusa-access-token": "test_token",
-          },
-        })
+        .delete(`/admin/regions/test-region`, adminReqConfig)
         .catch((err) => {
           console.log(err)
         })
@@ -85,11 +81,7 @@ describe("/admin/regions", () => {
           fulfillment_providers: ["test-ful"],
           countries: ["us"],
         },
-        {
-          headers: {
-            "x-medusa-access-token": "test_token",
-          },
-        }
+        adminReqConfig
       )
 
       expect(newReg.status).toEqual(200)
@@ -153,15 +145,28 @@ describe("/admin/regions", () => {
       await db.teardown()
     })
 
-    it("only returns non-deleted regions", async () => {
+    it("should list the regions with expand currency relation", async () => {
+      const api = useApi()
+
+      const response = await api.get(
+        "/admin/regions?limit=1&offset=1&expand=currency",
+        adminReqConfig
+      )
+
+      expect(response.status).toEqual(200)
+
+      expect(response.data.regions[0].currency).toEqual(
+        expect.objectContaining({
+          code: "usd",
+        })
+      )
+    })
+
+    it("should only return non-deleted regions", async () => {
       const api = useApi()
 
       const response = await api
-        .get(`/admin/regions`, {
-          headers: {
-            "x-medusa-access-token": "test_token",
-          },
-        })
+        .get(`/admin/regions`, adminReqConfig)
         .catch((err) => {
           console.log(err)
         })
@@ -183,29 +188,21 @@ describe("/admin/regions", () => {
       expect(response.status).toEqual(200)
     })
 
-    it("returns count of total regions", async () => {
+    it("should return count of total regions", async () => {
       const api = useApi()
 
-      const response = await api.get(`/admin/regions?limit=2`, {
-        headers: {
-          "x-medusa-access-token": "test_token",
-        },
-      })
+      const response = await api.get(`/admin/regions?limit=2`, adminReqConfig)
 
       expect(response.data.regions).toHaveLength(2)
       expect(response.data.count).toEqual(3)
       expect(response.status).toEqual(200)
     })
 
-    it("filters correctly on update", async () => {
+    it("should filter correctly on update", async () => {
       const api = useApi()
 
       const response = await api
-        .get(`/admin/regions?updated_at[gt]=10-10-2005`, {
-          headers: {
-            "x-medusa-access-token": "test_token",
-          },
-        })
+        .get(`/admin/regions?updated_at[gt]=10-10-2005`, adminReqConfig)
         .catch((err) => {
           console.log(err)
         })
@@ -225,6 +222,59 @@ describe("/admin/regions", () => {
     })
   })
 
+  describe("GET /admin/regions/:id", () => {
+    beforeEach(async () => {
+      const manager = dbConnection.manager
+      await adminSeeder(dbConnection)
+
+      await manager.insert(Region, {
+        id: "region-id",
+        name: "Test Region",
+        currency_code: "usd",
+        tax_rate: 0,
+      })
+    })
+
+    afterEach(async () => {
+      const db = useDb()
+      await db.teardown()
+    })
+
+    it("should retrieve the region from ID", async () => {
+      const api = useApi()
+
+      const response = await api.get(
+        `/admin/regions/region-id?expand=currency`,
+        adminReqConfig
+      )
+
+      expect(response.status).toEqual(200)
+      expect(response.data.region).toEqual(
+        expect.objectContaining({
+          id: "region-id",
+          currency: expect.objectContaining({
+            code: "usd",
+          }),
+        })
+      )
+    })
+
+    it("should throw an error when region ID is invalid", async () => {
+      const api = useApi()
+
+      const error = await api
+        .get(`/admin/regions/invalid-region-id`, adminReqConfig)
+        .catch((e) => e)
+
+      expect(error.response.status).toEqual(404)
+
+      expect(error.response.data).toEqual({
+        type: "not_found",
+        message: "Region with invalid-region-id was not found",
+      })
+    })
+  })
+
   describe("DELETE /admin/regions/:id", () => {
     beforeEach(async () => {
       await adminSeeder(dbConnection)
@@ -246,7 +296,7 @@ describe("/admin/regions", () => {
       await db.teardown()
     })
 
-    it("successfully deletes a region with a fulfillment provider", async () => {
+    it("should successfully deletes a region with a fulfillment provider", async () => {
       const api = useApi()
 
       // add fulfillment provider to the region
@@ -255,19 +305,11 @@ describe("/admin/regions", () => {
         {
           fulfillment_providers: ["test-ful"],
         },
-        {
-          headers: {
-            "x-medusa-access-token": "test_token",
-          },
-        }
+        adminReqConfig
       )
 
       const response = await api
-        .delete(`/admin/regions/test-region`, {
-          headers: {
-            "x-medusa-access-token": "test_token",
-          },
-        })
+        .delete(`/admin/regions/test-region`, adminReqConfig)
         .catch((err) => {
           console.log(err)
         })
@@ -280,7 +322,7 @@ describe("/admin/regions", () => {
       expect(response.status).toEqual(200)
     })
 
-    it("fails to create when countries exists in different region", async () => {
+    it("should fails to create when countries exists in different region", async () => {
       const api = useApi()
 
       try {
@@ -294,11 +336,7 @@ describe("/admin/regions", () => {
             fulfillment_providers: ["test-ful"],
             countries: ["us"],
           },
-          {
-            headers: {
-              "x-medusa-access-token": "test_token",
-            },
-          }
+          adminReqConfig
         )
       } catch (error) {
         expect(error.response.status).toEqual(422)
diff --git a/integration-tests/api/__tests__/store/regions.js b/integration-tests/api/__tests__/store/regions.js
index cac9e7ddd1..79768ec8c6 100644
--- a/integration-tests/api/__tests__/store/regions.js
+++ b/integration-tests/api/__tests__/store/regions.js
@@ -27,7 +27,7 @@ describe("/store/carts", () => {
   beforeAll(async () => {
     const cwd = path.resolve(path.join(__dirname, "..", ".."))
     dbConnection = await initDb({ cwd })
-    medusaProcess = await setupServer({ cwd })
+    medusaProcess = await setupServer({ cwd, verbose: true })
   })
 
   afterAll(async () => {
@@ -71,5 +71,71 @@ describe("/store/carts", () => {
       expect(response.data.offset).toEqual(1)
       expect(response.data.limit).toEqual(1)
     })
+
+    it("should list the store regions with expand relations", async () => {
+      const api = useApi()
+
+      const response = await api.get(
+        "/store/regions?limit=1&offset=1&expand=currency"
+      )
+
+      expect(response.status).toEqual(200)
+
+      expect(response.data.regions[0].currency).toEqual(
+        expect.objectContaining({
+          code: "usd",
+        })
+      )
+    })
+  })
+
+  describe("GET /store/regions/:id", () => {
+    beforeEach(async () => {
+      const manager = dbConnection.manager
+
+      await manager.insert(Region, {
+        id: "region-id",
+        name: "Test Region",
+        currency_code: "usd",
+        tax_rate: 0,
+      })
+    })
+
+    afterEach(async () => {
+      const db = useDb()
+      await db.teardown()
+    })
+
+    it("should retrieve the region from ID", async () => {
+      const api = useApi()
+
+      const response = await api.get(`/store/regions/region-id?expand=currency`)
+
+      expect(response.status).toEqual(200)
+
+      expect(response.data.region).toEqual(
+        expect.objectContaining({
+          id: "region-id",
+          currency: expect.objectContaining({
+            code: "usd",
+          }),
+        })
+      )
+    })
+
+    it("should throw an error when region ID is invalid", async () => {
+      const api = useApi()
+
+      const error = await api
+        .get(`/store/regions/invalid-region-id`)
+        .catch((e) => e)
+
+      expect(error.response.status).toEqual(404)
+
+      expect(error.response.data).toEqual({
+        type: "not_found",
+        message: "Region with invalid-region-id was not found",
+      })
+    })
   })
 })
diff --git a/packages/medusa/src/api/routes/admin/regions/__tests__/get-region.js b/packages/medusa/src/api/routes/admin/regions/__tests__/get-region.js
index be98d8ed07..a5e14fceb4 100644
--- a/packages/medusa/src/api/routes/admin/regions/__tests__/get-region.js
+++ b/packages/medusa/src/api/routes/admin/regions/__tests__/get-region.js
@@ -19,8 +19,9 @@ const defaultFields = [
 
 const defaultRelations = [
   "countries",
-  "payment_providers",
+  "currency",
   "fulfillment_providers",
+  "payment_providers",
 ]
 
 describe("GET /admin/regions/:region_id", () => {
diff --git a/packages/medusa/src/api/routes/admin/regions/__tests__/list-regions.js b/packages/medusa/src/api/routes/admin/regions/__tests__/list-regions.js
index 633fd0c6dc..1d4e7d7aa7 100644
--- a/packages/medusa/src/api/routes/admin/regions/__tests__/list-regions.js
+++ b/packages/medusa/src/api/routes/admin/regions/__tests__/list-regions.js
@@ -1,6 +1,6 @@
 import { IdMap } from "medusa-test-utils"
-import { RegionServiceMock } from "../../../../../services/__mocks__/region"
 import { request } from "../../../../../helpers/test-request"
+import { RegionServiceMock } from "../../../../../services/__mocks__/region"
 
 const defaultFields = [
   "id",
@@ -19,8 +19,9 @@ const defaultFields = [
 
 const defaultRelations = [
   "countries",
-  "payment_providers",
+  "currency",
   "fulfillment_providers",
+  "payment_providers",
 ]
 
 describe("GET /admin/regions", () => {
@@ -54,6 +55,7 @@ describe("GET /admin/regions", () => {
           relations: defaultRelations,
           take: 50,
           skip: 0,
+          order: { created_at: "DESC" },
         }
       )
     })
@@ -89,6 +91,7 @@ describe("GET /admin/regions", () => {
           relations: defaultRelations,
           take: 20,
           skip: 10,
+          order: { created_at: "DESC" },
         }
       )
     })
diff --git a/packages/medusa/src/api/routes/admin/regions/get-region.ts b/packages/medusa/src/api/routes/admin/regions/get-region.ts
index f0709b8fba..c1fad4eff2 100644
--- a/packages/medusa/src/api/routes/admin/regions/get-region.ts
+++ b/packages/medusa/src/api/routes/admin/regions/get-region.ts
@@ -1,6 +1,5 @@
-import { defaultAdminRegionFields, defaultAdminRegionRelations } from "."
-
 import RegionService from "../../../../services/region"
+import { FindParams } from "../../../../types/common"
 
 /**
  * @oas [get] /admin/regions/{id}
@@ -57,10 +56,10 @@ import RegionService from "../../../../services/region"
 export default async (req, res) => {
   const { region_id } = req.params
   const regionService: RegionService = req.scope.resolve("regionService")
-  const region = await regionService.retrieve(region_id, {
-    select: defaultAdminRegionFields,
-    relations: defaultAdminRegionRelations,
-  })
+
+  const region = await regionService.retrieve(region_id, req.retrieveConfig)
 
   res.status(200).json({ region })
 }
+
+export class AdminGetRegionsRegionParams extends FindParams {}
diff --git a/packages/medusa/src/api/routes/admin/regions/index.ts b/packages/medusa/src/api/routes/admin/regions/index.ts
index 767d759fe8..98cbef6bde 100644
--- a/packages/medusa/src/api/routes/admin/regions/index.ts
+++ b/packages/medusa/src/api/routes/admin/regions/index.ts
@@ -1,10 +1,12 @@
-import { FlagRouter } from "@medusajs/utils"
+import { FlagRouter, wrapHandler } from "@medusajs/utils"
 import { Router } from "express"
 import "reflect-metadata"
 import { Region } from "../../../.."
 import TaxInclusivePricingFeatureFlag from "../../../../loaders/feature-flags/tax-inclusive-pricing"
 import { DeleteResponse, PaginatedResponse } from "../../../../types/common"
-import middlewares from "../../../middlewares"
+import { transformQuery } from "../../../middlewares"
+import getRegion, { AdminGetRegionsRegionParams } from "./get-region"
+import listRegions, { AdminGetRegionsParams } from "./list-regions"
 
 const route = Router()
 
@@ -15,50 +17,65 @@ export default (app, featureFlagRouter: FlagRouter) => {
     defaultAdminRegionFields.push("includes_tax")
   }
 
-  route.get("/", middlewares.wrap(require("./list-regions").default))
-  route.get("/:region_id", middlewares.wrap(require("./get-region").default))
+  const retrieveTransformQueryConfig = {
+    defaultFields: defaultAdminRegionFields,
+    defaultRelations: defaultAdminRegionRelations,
+    allowedRelations: defaultAdminRegionRelations,
+    isList: false,
+  }
+
+  const listTransformQueryConfig = {
+    ...retrieveTransformQueryConfig,
+    isList: true,
+  }
+
+  route.get(
+    "/",
+    transformQuery(AdminGetRegionsParams, listTransformQueryConfig),
+    wrapHandler(listRegions)
+  )
+
+  route.get(
+    "/:region_id",
+    transformQuery(AdminGetRegionsRegionParams, retrieveTransformQueryConfig),
+    wrapHandler(getRegion)
+  )
 
   route.get(
     "/:region_id/fulfillment-options",
-    middlewares.wrap(require("./get-fulfillment-options").default)
+    wrapHandler(require("./get-fulfillment-options").default)
   )
 
-  route.post("/", middlewares.wrap(require("./create-region").default))
-  route.post(
-    "/:region_id",
-    middlewares.wrap(require("./update-region").default)
-  )
+  route.post("/", wrapHandler(require("./create-region").default))
+  route.post("/:region_id", wrapHandler(require("./update-region").default))
 
-  route.delete(
-    "/:region_id",
-    middlewares.wrap(require("./delete-region").default)
-  )
+  route.delete("/:region_id", wrapHandler(require("./delete-region").default))
 
   route.post(
     "/:region_id/countries",
-    middlewares.wrap(require("./add-country").default)
+    wrapHandler(require("./add-country").default)
   )
   route.delete(
     "/:region_id/countries/:country_code",
-    middlewares.wrap(require("./remove-country").default)
+    wrapHandler(require("./remove-country").default)
   )
 
   route.post(
     "/:region_id/payment-providers",
-    middlewares.wrap(require("./add-payment-provider").default)
+    wrapHandler(require("./add-payment-provider").default)
   )
   route.delete(
     "/:region_id/payment-providers/:provider_id",
-    middlewares.wrap(require("./remove-payment-provider").default)
+    wrapHandler(require("./remove-payment-provider").default)
   )
 
   route.post(
     "/:region_id/fulfillment-providers",
-    middlewares.wrap(require("./add-fulfillment-provider").default)
+    wrapHandler(require("./add-fulfillment-provider").default)
   )
   route.delete(
     "/:region_id/fulfillment-providers/:provider_id",
-    middlewares.wrap(require("./remove-fulfillment-provider").default)
+    wrapHandler(require("./remove-fulfillment-provider").default)
   )
 
   return app
@@ -83,6 +100,7 @@ export const defaultAdminRegionRelations = [
   "countries",
   "payment_providers",
   "fulfillment_providers",
+  "currency",
 ]
 
 /**
diff --git a/packages/medusa/src/api/routes/admin/regions/list-regions.ts b/packages/medusa/src/api/routes/admin/regions/list-regions.ts
index b0f09fc747..031537aa8d 100644
--- a/packages/medusa/src/api/routes/admin/regions/list-regions.ts
+++ b/packages/medusa/src/api/routes/admin/regions/list-regions.ts
@@ -1,12 +1,10 @@
-import { IsInt, IsOptional, ValidateNested } from "class-validator"
-import _, { identity } from "lodash"
-import { defaultAdminRegionFields, defaultAdminRegionRelations } from "."
-
-import { DateComparisonOperator } from "../../../../types/common"
-import { Region } from "../../../.."
-import RegionService from "../../../../services/region"
 import { Type } from "class-transformer"
-import { validator } from "../../../../utils/validator"
+import { IsOptional, ValidateNested } from "class-validator"
+import RegionService from "../../../../services/region"
+import {
+  DateComparisonOperator,
+  extendedFindParamsMixin,
+} from "../../../../types/common"
 
 /**
  * @oas [get] /admin/regions
@@ -144,59 +142,29 @@ import { validator } from "../../../../utils/validator"
  *     $ref: "#/components/responses/500_error"
  */
 export default async (req, res) => {
-  const validated = await validator(AdminGetRegionsParams, req.query)
-
   const regionService: RegionService = req.scope.resolve("regionService")
-
-  const filterableFields = _.omit(validated, ["limit", "offset"])
-
-  const listConfig = {
-    select: defaultAdminRegionFields,
-    relations: defaultAdminRegionRelations,
-    skip: validated.offset,
-    take: validated.limit,
-  }
+  const { limit, offset } = req.validatedQuery
 
   const [regions, count] = await regionService.listAndCount(
-    _.pickBy(filterableFields, identity),
-    listConfig
+    req.filterableFields,
+    req.listConfig
   )
 
   res.json({
     regions,
     count,
-    offset: validated.offset,
-    limit: validated.limit,
+    offset,
+    limit,
   })
 }
 
-/**
- * {@inheritDoc FindPaginationParams}
- */
-export class AdminGetRegionsPaginationParams {
-  /**
-   * {@inheritDoc FindPaginationParams.limit}
-   * @defaultValue 50
-   */
-  @IsInt()
-  @IsOptional()
-  @Type(() => Number)
-  limit?: number = 50
-
-  /**
-   * {@inheritDoc FindPaginationParams.offset}
-   * @defaultValue 0
-   */
-  @IsInt()
-  @IsOptional()
-  @Type(() => Number)
-  offset?: number = 0
-}
-
 /**
  * Parameters used to filter and configure the pagination of the retrieved regions.
  */
-export class AdminGetRegionsParams extends AdminGetRegionsPaginationParams {
+export class AdminGetRegionsParams extends extendedFindParamsMixin({
+  limit: 50,
+  offset: 0,
+}) {
   /**
    * Date filters to apply on the regions' `created_at` date.
    */
diff --git a/packages/medusa/src/api/routes/store/index.js b/packages/medusa/src/api/routes/store/index.js
index 19f60502ec..c2629d4fee 100644
--- a/packages/medusa/src/api/routes/store/index.js
+++ b/packages/medusa/src/api/routes/store/index.js
@@ -48,7 +48,7 @@ export default (app, container, config) => {
   orderEditRoutes(route)
   cartRoutes(route, container)
   shippingOptionRoutes(route)
-  regionRoutes(route)
+  regionRoutes(route, featureFlagRouter)
   swapRoutes(route)
   variantRoutes(route)
   returnRoutes(route)
diff --git a/packages/medusa/src/api/routes/store/regions/__tests__/get-region.js b/packages/medusa/src/api/routes/store/regions/__tests__/get-region.js
index 3434718c65..cc13e0948e 100644
--- a/packages/medusa/src/api/routes/store/regions/__tests__/get-region.js
+++ b/packages/medusa/src/api/routes/store/regions/__tests__/get-region.js
@@ -23,8 +23,23 @@ describe("Get region by id", () => {
         {
           relations: [
             "countries",
-            "payment_providers",
+            "currency",
             "fulfillment_providers",
+            "payment_providers",
+          ],
+          select: [
+            "id",
+            "name",
+            "currency_code",
+            "tax_rate",
+            "tax_code",
+            "gift_cards_taxable",
+            "automatic_taxes",
+            "tax_provider_id",
+            "metadata",
+            "created_at",
+            "updated_at",
+            "deleted_at",
           ],
         }
       )
diff --git a/packages/medusa/src/api/routes/store/regions/__tests__/list-regions.js b/packages/medusa/src/api/routes/store/regions/__tests__/list-regions.js
index 6d55a2a749..5fba8918ab 100644
--- a/packages/medusa/src/api/routes/store/regions/__tests__/list-regions.js
+++ b/packages/medusa/src/api/routes/store/regions/__tests__/list-regions.js
@@ -1,6 +1,6 @@
 import { IdMap } from "medusa-test-utils"
-import { RegionServiceMock } from "../../../../../services/__mocks__/region"
 import { request } from "../../../../../helpers/test-request"
+import { RegionServiceMock } from "../../../../../services/__mocks__/region"
 
 describe("List regions", () => {
   describe("list regions", () => {
@@ -20,11 +20,27 @@ describe("List regions", () => {
         {
           relations: [
             "countries",
-            "payment_providers",
+            "currency",
             "fulfillment_providers",
+            "payment_providers",
+          ],
+          select: [
+            "id",
+            "name",
+            "currency_code",
+            "tax_rate",
+            "tax_code",
+            "gift_cards_taxable",
+            "automatic_taxes",
+            "tax_provider_id",
+            "metadata",
+            "created_at",
+            "updated_at",
+            "deleted_at",
           ],
           skip: 0,
           take: 100,
+          order: { created_at: "DESC" },
         }
       )
     })
diff --git a/packages/medusa/src/api/routes/store/regions/get-region.ts b/packages/medusa/src/api/routes/store/regions/get-region.ts
index 3719c9bf3b..e4a195cc87 100644
--- a/packages/medusa/src/api/routes/store/regions/get-region.ts
+++ b/packages/medusa/src/api/routes/store/regions/get-region.ts
@@ -1,5 +1,5 @@
 import RegionService from "../../../../services/region"
-import { defaultRelations } from "."
+import { FindParams } from "../../../../types/common"
 
 /**
  * @oas [get] /store/regions/{id}
@@ -46,12 +46,11 @@ import { defaultRelations } from "."
  */
 export default async (req, res) => {
   const { region_id } = req.params
-
   const regionService: RegionService = req.scope.resolve("regionService")
 
-  const region = await regionService.retrieve(region_id, {
-    relations: defaultRelations,
-  })
+  const region = await regionService.retrieve(region_id, req.retrieveConfig)
 
   res.json({ region })
 }
+
+export class StoreGetRegionsRegionParams extends FindParams {}
diff --git a/packages/medusa/src/api/routes/store/regions/index.ts b/packages/medusa/src/api/routes/store/regions/index.ts
index 958d2828ff..8c2efcb9e2 100644
--- a/packages/medusa/src/api/routes/store/regions/index.ts
+++ b/packages/medusa/src/api/routes/store/regions/index.ts
@@ -1,23 +1,67 @@
 import { PaginatedResponse } from "@medusajs/types"
-import { Region } from "./../../../../"
+import { TaxInclusivePricingFeatureFlag, wrapHandler } from "@medusajs/utils"
 import { Router } from "express"
-import middlewares from "../../../middlewares"
+import { transformQuery } from "../../../middlewares"
+import { Region } from "./../../../../"
+import getRegion from "./get-region"
+import listRegions, { StoreGetRegionsParams } from "./list-regions"
 
 const route = Router()
 
-export default (app) => {
+export default (app, featureFlagRouter) => {
+  if (featureFlagRouter.isFeatureEnabled(TaxInclusivePricingFeatureFlag.key)) {
+    defaultStoreRegionFields.push("includes_tax")
+  }
+
+  const retrieveTransformQueryConfig = {
+    defaultFields: defaultStoreRegionFields,
+    defaultRelations: defaultStoreRegionRelations,
+    allowedRelations: defaultStoreRegionRelations,
+    isList: false,
+  }
+
+  const listTransformQueryConfig = {
+    ...retrieveTransformQueryConfig,
+    isList: true,
+  }
+
   app.use("/regions", route)
 
-  route.get("/", middlewares.wrap(require("./list-regions").default))
-  route.get("/:region_id", middlewares.wrap(require("./get-region").default))
+  route.get(
+    "/",
+    transformQuery(StoreGetRegionsParams, listTransformQueryConfig),
+    wrapHandler(listRegions)
+  )
+
+  route.get(
+    "/:region_id",
+    transformQuery(StoreGetRegionsParams, retrieveTransformQueryConfig),
+    wrapHandler(getRegion)
+  )
 
   return app
 }
 
-export const defaultRelations = [
+export const defaultStoreRegionRelations = [
   "countries",
   "payment_providers",
   "fulfillment_providers",
+  "currency",
+]
+
+export const defaultStoreRegionFields = [
+  "id",
+  "name",
+  "currency_code",
+  "tax_rate",
+  "tax_code",
+  "gift_cards_taxable",
+  "automatic_taxes",
+  "tax_provider_id",
+  "metadata",
+  "created_at",
+  "updated_at",
+  "deleted_at",
 ]
 
 /**
diff --git a/packages/medusa/src/api/routes/store/regions/list-regions.ts b/packages/medusa/src/api/routes/store/regions/list-regions.ts
index 44b95f9f5a..ce08ad221d 100644
--- a/packages/medusa/src/api/routes/store/regions/list-regions.ts
+++ b/packages/medusa/src/api/routes/store/regions/list-regions.ts
@@ -1,11 +1,11 @@
-import { IsInt, IsOptional, ValidateNested } from "class-validator"
+import { IsOptional, ValidateNested } from "class-validator"
 
-import { DateComparisonOperator } from "../../../../types/common"
-import RegionService from "../../../../services/region"
 import { Type } from "class-transformer"
-import { defaultRelations } from "."
-import { omit } from "lodash"
-import { validator } from "../../../../utils/validator"
+import RegionService from "../../../../services/region"
+import {
+  DateComparisonOperator,
+  extendedFindParamsMixin,
+} from "../../../../types/common"
 
 /**
  * @oas [get] /store/regions
@@ -101,38 +101,21 @@ import { validator } from "../../../../utils/validator"
  *     $ref: "#/components/responses/500_error"
  */
 export default async (req, res) => {
-  const validated = await validator(StoreGetRegionsParams, req.query)
-  const { limit, offset } = validated
-
   const regionService: RegionService = req.scope.resolve("regionService")
-
-  const filterableFields = omit(validated, ["limit", "offset"])
-
-  const listConfig = {
-    relations: defaultRelations,
-    skip: offset,
-    take: limit,
-  }
+  const { limit, offset } = req.validatedQuery
 
   const [regions, count] = await regionService.listAndCount(
-    filterableFields,
-    listConfig
+    req.filterableFields,
+    req.listConfig
   )
 
   res.json({ regions, count, limit, offset })
 }
 
-export class StoreGetRegionsParams {
-  @IsOptional()
-  @IsInt()
-  @Type(() => Number)
-  limit?: number = 100
-
-  @IsOptional()
-  @IsInt()
-  @Type(() => Number)
-  offset?: number = 0
-
+export class StoreGetRegionsParams extends extendedFindParamsMixin({
+  limit: 100,
+  offset: 0,
+}) {
   @IsOptional()
   @ValidateNested()
   @Type(() => DateComparisonOperator)