diff --git a/src/collections/requestHandlers/create.ts b/src/collections/requestHandlers/create.ts
index bc742a955e..41c93319fc 100644
--- a/src/collections/requestHandlers/create.ts
+++ b/src/collections/requestHandlers/create.ts
@@ -9,7 +9,7 @@ export type CreateRequestHandler = (req: PayloadRequest, res: Response, next: Ne
 export type CreateResult = {
   message: string
   doc: Document
-}
+};
 
 export default async function create(req: PayloadRequest, res: Response, next: NextFunction): Promise<Response<CreateResult> | void> {
   try {
diff --git a/src/collections/requestHandlers/delete.ts b/src/collections/requestHandlers/delete.ts
index fe9a671e0e..413bd009c3 100644
--- a/src/collections/requestHandlers/delete.ts
+++ b/src/collections/requestHandlers/delete.ts
@@ -1,7 +1,17 @@
+import { Response, NextFunction } from 'express';
 import httpStatus from 'http-status';
+import { PayloadRequest } from '../../express/types/payloadRequest';
 import { NotFound } from '../../errors';
+import { Document } from '../../types';
 
-export default async function deleteHandler(req, res, next) {
+export type DeleteRequestHandler = (req: PayloadRequest, res: Response, next: NextFunction) => unknown;
+
+export type DeleteResult = {
+  message: string;
+  doc: Document;
+}
+
+export default async function deleteHandler(req: PayloadRequest, res: Response, next: NextFunction): Promise<Response<DeleteResult> | void> {
   try {
     const doc = await this.operations.collections.delete({
       req,
diff --git a/src/collections/requestHandlers/find.ts b/src/collections/requestHandlers/find.ts
index 8f2cfb1e63..f262d48451 100644
--- a/src/collections/requestHandlers/find.ts
+++ b/src/collections/requestHandlers/find.ts
@@ -1,6 +1,13 @@
+import { Response, NextFunction } from 'express';
 import httpStatus from 'http-status';
+import { FindResponse } from '../../types';
+import { PayloadRequest } from '../../express/types/payloadRequest';
 
-export default async function find(req, res, next) {
+export type FindRequestHandler = (req: PayloadRequest, res: Response, next: NextFunction) => unknown;
+
+export type FindResult = FindResponse;
+
+export default async function find(req: PayloadRequest, res: Response, next: NextFunction): Promise<Response<FindResult> | void> {
   try {
     const options = {
       req,
diff --git a/src/collections/requestHandlers/findByID.ts b/src/collections/requestHandlers/findByID.ts
index 5370645d18..7160b51eb8 100644
--- a/src/collections/requestHandlers/findByID.ts
+++ b/src/collections/requestHandlers/findByID.ts
@@ -1,4 +1,15 @@
-export default async function findByID(req, res, next) {
+import { Response, NextFunction } from 'express';
+import { PayloadRequest } from '../../express/types/payloadRequest';
+import { Document } from '../../types';
+
+export type FindByIDRequestHandler = (req: PayloadRequest, res: Response, next: NextFunction) => unknown;
+
+export type FindByIDResult = {
+  message: string;
+  doc: Document;
+};
+
+export default async function findByID(req: PayloadRequest, res: Response, next: NextFunction): Promise<Response<FindByIDResult> | void> {
   const options = {
     req,
     collection: req.collection,
diff --git a/src/collections/requestHandlers/update.ts b/src/collections/requestHandlers/update.ts
index a2121f3f5e..2976819161 100644
--- a/src/collections/requestHandlers/update.ts
+++ b/src/collections/requestHandlers/update.ts
@@ -1,7 +1,16 @@
+import { Response, NextFunction } from 'express';
 import httpStatus from 'http-status';
+import { PayloadRequest } from '../../express/types/payloadRequest';
 import formatSuccessResponse from '../../express/responses/formatSuccess';
 
-export default async function update(req, res, next) {
+export type UpdateRequestHandler = (req: PayloadRequest, res: Response, next: NextFunction) => unknown;
+
+export type UpdateResult = {
+  message: string
+  doc: Document
+};
+
+export default async function update(req: PayloadRequest, res: Response, next: NextFunction): Promise<Response<UpdateResult> | void> {
   try {
     const doc = await this.operations.collections.update({
       req,