diff --git a/app/components/Sidebar/components/DocumentLink.tsx b/app/components/Sidebar/components/DocumentLink.tsx
index 8a7aac0df..c0519f293 100644
--- a/app/components/Sidebar/components/DocumentLink.tsx
+++ b/app/components/Sidebar/components/DocumentLink.tsx
@@ -6,8 +6,8 @@ import { useDrag, useDrop } from "react-dnd";
 import { useTranslation } from "react-i18next";
 import { Link } from "react-router-dom";
 import styled from "styled-components";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
 import { sortNavigationNodes } from "@shared/utils/collections";
+import { DocumentValidation } from "@shared/validations";
 import Collection from "~/models/Collection";
 import Document from "~/models/Document";
 import Fade from "~/components/Fade";
@@ -319,7 +319,7 @@ function InnerDocumentLink(
                     onSubmit={handleTitleChange}
                     onEditing={handleTitleEditing}
                     canUpdate={canUpdate}
-                    maxLength={MAX_TITLE_LENGTH}
+                    maxLength={DocumentValidation.maxTitleLength}
                   />
                 }
                 isActive={(match, location: Location<{ starred?: boolean }>) =>
diff --git a/app/scenes/CollectionEdit.tsx b/app/scenes/CollectionEdit.tsx
index 3ddbdadcb..31a235ec7 100644
--- a/app/scenes/CollectionEdit.tsx
+++ b/app/scenes/CollectionEdit.tsx
@@ -3,7 +3,7 @@ import { observer } from "mobx-react";
 import { useState } from "react";
 import * as React from "react";
 import { Trans, useTranslation } from "react-i18next";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
+import { CollectionValidation } from "@shared/validations";
 import Button from "~/components/Button";
 import Flex from "~/components/Flex";
 import IconPicker from "~/components/IconPicker";
@@ -94,7 +94,7 @@ const CollectionEdit = ({ collectionId, onSubmit }: Props) => {
             type="text"
             label={t("Name")}
             onChange={handleNameChange}
-            maxLength={MAX_TITLE_LENGTH}
+            maxLength={CollectionValidation.maxNameLength}
             value={name}
             required
             autoFocus
diff --git a/app/scenes/CollectionNew.tsx b/app/scenes/CollectionNew.tsx
index ce20cbbf1..5ea45a095 100644
--- a/app/scenes/CollectionNew.tsx
+++ b/app/scenes/CollectionNew.tsx
@@ -3,7 +3,7 @@ import { observable } from "mobx";
 import { observer } from "mobx-react";
 import * as React from "react";
 import { withTranslation, Trans, WithTranslation } from "react-i18next";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
+import { CollectionValidation } from "@shared/validations";
 import RootStore from "~/stores/RootStore";
 import Collection from "~/models/Collection";
 import Button from "~/components/Button";
@@ -128,7 +128,7 @@ class CollectionNew extends React.Component<Props> {
             type="text"
             label={t("Name")}
             onChange={this.handleNameChange}
-            maxLength={MAX_TITLE_LENGTH}
+            maxLength={CollectionValidation.maxNameLength}
             value={this.name}
             required
             autoFocus
diff --git a/app/scenes/Document/components/EditableTitle.tsx b/app/scenes/Document/components/EditableTitle.tsx
index d1cffeafc..e70829364 100644
--- a/app/scenes/Document/components/EditableTitle.tsx
+++ b/app/scenes/Document/components/EditableTitle.tsx
@@ -2,13 +2,13 @@ import { observer } from "mobx-react";
 import * as React from "react";
 import styled from "styled-components";
 import breakpoint from "styled-components-breakpoint";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
 import { light } from "@shared/styles/theme";
 import {
   getCurrentDateAsString,
   getCurrentDateTimeAsString,
   getCurrentTimeAsString,
 } from "@shared/utils/date";
+import { DocumentValidation } from "@shared/validations";
 import Document from "~/models/Document";
 import ContentEditable, { RefHandle } from "~/components/ContentEditable";
 import Star, { AnimatedStar } from "~/components/Star";
@@ -132,7 +132,7 @@ const EditableTitle = React.forwardRef(
         $emojiWidth={emojiWidth}
         $isStarred={document.isStarred}
         autoFocus={!value}
-        maxLength={MAX_TITLE_LENGTH}
+        maxLength={DocumentValidation.maxTitleLength}
         readOnly={readOnly}
         dir="auto"
         ref={ref}
diff --git a/app/stores/DocumentsStore.ts b/app/stores/DocumentsStore.ts
index 75bf6846e..efd4c74b1 100644
--- a/app/stores/DocumentsStore.ts
+++ b/app/stores/DocumentsStore.ts
@@ -2,10 +2,10 @@ import path from "path";
 import invariant from "invariant";
 import { find, orderBy, filter, compact, omitBy } from "lodash";
 import { observable, action, computed, runInAction } from "mobx";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
 import { DateFilter } from "@shared/types";
 import { subtractDate } from "@shared/utils/date";
 import naturalSort from "@shared/utils/naturalSort";
+import { DocumentValidation } from "@shared/validations";
 import BaseStore from "~/stores/BaseStore";
 import RootStore from "~/stores/RootStore";
 import Document from "~/models/Document";
@@ -553,7 +553,7 @@ export default class DocumentsStore extends BaseStore<Document> {
       template: document.template,
       title: `${document.title.slice(
         0,
-        MAX_TITLE_LENGTH - append.length
+        DocumentValidation.maxTitleLength - append.length
       )}${append}`,
       text: document.text,
     });
diff --git a/server/commands/documentImporter.ts b/server/commands/documentImporter.ts
index b7b8a25d8..974fc0ca8 100644
--- a/server/commands/documentImporter.ts
+++ b/server/commands/documentImporter.ts
@@ -5,8 +5,8 @@ import mammoth from "mammoth";
 import quotedPrintable from "quoted-printable";
 import { Transaction } from "sequelize";
 import utf8 from "utf8";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
 import parseTitle from "@shared/utils/parseTitle";
+import { DocumentValidation } from "@shared/validations";
 import { APM } from "@server/logging/tracing";
 import { User } from "@server/models";
 import dataURItoBuffer from "@server/utils/dataURItoBuffer";
@@ -221,7 +221,7 @@ async function documentImporter({
   }
 
   // It's better to truncate particularly long titles than fail the import
-  title = truncate(title, { length: MAX_TITLE_LENGTH });
+  title = truncate(title, { length: DocumentValidation.maxTitleLength });
 
   return {
     text,
diff --git a/server/commands/pinCreator.ts b/server/commands/pinCreator.ts
index 7ce38427b..12b957ea1 100644
--- a/server/commands/pinCreator.ts
+++ b/server/commands/pinCreator.ts
@@ -1,11 +1,10 @@
 import fractionalIndex from "fractional-index";
 import { Sequelize, Op, WhereOptions } from "sequelize";
+import { PinValidation } from "@shared/validations";
 import { sequelize } from "@server/database/sequelize";
 import { ValidationError } from "@server/errors";
 import { Pin, User, Event } from "@server/models";
 
-const MAX_PINS = 8;
-
 type Props = {
   /** The user creating the pin */
   user: User;
@@ -40,8 +39,10 @@ export default async function pinCreator({
   };
 
   const count = await Pin.count({ where });
-  if (count >= MAX_PINS) {
-    throw ValidationError(`You cannot pin more than ${MAX_PINS} documents`);
+  if (count >= PinValidation.max) {
+    throw ValidationError(
+      `You cannot pin more than ${PinValidation.max} documents`
+    );
   }
 
   if (!index) {
diff --git a/server/models/Collection.ts b/server/models/Collection.ts
index 71d5aa2f2..1674cb1a5 100644
--- a/server/models/Collection.ts
+++ b/server/models/Collection.ts
@@ -21,7 +21,6 @@ import {
   Length as SimpleLength,
 } from "sequelize-typescript";
 import isUUID from "validator/lib/isUUID";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
 import { sortNavigationNodes } from "@shared/utils/collections";
 import { SLUG_URL_REGEX } from "@shared/utils/urlHelpers";
 import { CollectionValidation } from "@shared/validations";
@@ -144,8 +143,8 @@ class Collection extends ParanoidModel {
 
   @NotContainsUrl
   @Length({
-    max: MAX_TITLE_LENGTH,
-    msg: `name must be ${MAX_TITLE_LENGTH} characters or less`,
+    max: CollectionValidation.maxNameLength,
+    msg: `name must be ${CollectionValidation.maxNameLength} characters or less`,
   })
   @Column
   name: string;
diff --git a/server/models/Document.ts b/server/models/Document.ts
index 42846cae4..68cdd5565 100644
--- a/server/models/Document.ts
+++ b/server/models/Document.ts
@@ -35,12 +35,12 @@ import {
 import MarkdownSerializer from "slate-md-serializer";
 import isUUID from "validator/lib/isUUID";
 import * as Y from "yjs";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
 import { DateFilter } from "@shared/types";
 import getTasks from "@shared/utils/getTasks";
 import parseTitle from "@shared/utils/parseTitle";
 import unescape from "@shared/utils/unescape";
 import { SLUG_URL_REGEX } from "@shared/utils/urlHelpers";
+import { DocumentValidation } from "@shared/validations";
 import { parser } from "@server/editor";
 import slugify from "@server/utils/slugify";
 import Backlink from "./Backlink";
@@ -196,8 +196,8 @@ class Document extends ParanoidModel {
   urlId: string;
 
   @Length({
-    max: MAX_TITLE_LENGTH,
-    msg: `Document title must be ${MAX_TITLE_LENGTH} characters or less`,
+    max: DocumentValidation.maxTitleLength,
+    msg: `Document title must be ${DocumentValidation.maxTitleLength} characters or less`,
   })
   @Column
   title: string;
diff --git a/server/models/Revision.ts b/server/models/Revision.ts
index 572a67d8c..c43183267 100644
--- a/server/models/Revision.ts
+++ b/server/models/Revision.ts
@@ -10,7 +10,7 @@ import {
   Length as SimpleLength,
 } from "sequelize-typescript";
 import MarkdownSerializer from "slate-md-serializer";
-import { MAX_TITLE_LENGTH } from "@shared/constants";
+import { DocumentValidation } from "@shared/validations";
 import Document from "./Document";
 import User from "./User";
 import IdModel from "./base/IdModel";
@@ -43,8 +43,8 @@ class Revision extends IdModel {
   editorVersion: string;
 
   @Length({
-    max: MAX_TITLE_LENGTH,
-    msg: `Revision title must be ${MAX_TITLE_LENGTH} characters or less`,
+    max: DocumentValidation.maxTitleLength,
+    msg: `Revision title must be ${DocumentValidation.maxTitleLength} characters or less`,
   })
   @Column
   title: string;
diff --git a/server/models/TeamDomain.ts b/server/models/TeamDomain.ts
index 6779f2607..08d01e32b 100644
--- a/server/models/TeamDomain.ts
+++ b/server/models/TeamDomain.ts
@@ -9,7 +9,7 @@ import {
   BeforeValidate,
   BeforeCreate,
 } from "sequelize-typescript";
-import { MAX_TEAM_DOMAINS } from "@shared/constants";
+import { TeamValidation } from "@shared/validations";
 import { ValidationError } from "@server/errors";
 import Team from "./Team";
 import User from "./User";
@@ -59,9 +59,9 @@ class TeamDomain extends IdModel {
     const count = await this.count({
       where: { teamId: model.teamId },
     });
-    if (count >= MAX_TEAM_DOMAINS) {
+    if (count >= TeamValidation.maxDomains) {
       throw ValidationError(
-        `You have reached the limit of ${MAX_TEAM_DOMAINS} domains`
+        `You have reached the limit of ${TeamValidation.maxDomains} domains`
       );
     }
   }
diff --git a/shared/constants.ts b/shared/constants.ts
index e3f4be290..cc5abc5b2 100644
--- a/shared/constants.ts
+++ b/shared/constants.ts
@@ -1,7 +1,3 @@
 export const USER_PRESENCE_INTERVAL = 5000;
 
 export const MAX_AVATAR_DISPLAY = 6;
-
-export const MAX_TITLE_LENGTH = 100;
-
-export const MAX_TEAM_DOMAINS = 10;
diff --git a/shared/validations.ts b/shared/validations.ts
index 184ecb847..b1d2bf7b3 100644
--- a/shared/validations.ts
+++ b/shared/validations.ts
@@ -1,4 +1,22 @@
 export const CollectionValidation = {
-  /* The maximum length of the collection description */
+  /** The maximum length of the collection description */
   maxDescriptionLength: 1000,
+
+  /** The maximum length of the collection name */
+  maxNameLength: 100,
+};
+
+export const DocumentValidation = {
+  /** The maximum length of the document title */
+  maxTitleLength: 100,
+};
+
+export const PinValidation = {
+  /** The maximum number of pinned documents on an individual collection or home screen */
+  max: 8,
+};
+
+export const TeamValidation = {
+  /** The maximum number of domains per team */
+  maxDomains: 10,
 };