diff --git a/package.json b/package.json
index 9c3a1354..41ddbbdc 100644
--- a/package.json
+++ b/package.json
@@ -38,6 +38,16 @@
     "extends": [
       "react-app",
       "react-app/jest"
+    ],
+    "overrides": [
+      {
+        "files": [ "src/components/*/*.js" ],
+        "rules": {
+          "react/prop-types": "error",
+          "react/require-default-props": "error",
+          "react/default-props-match-prop-types": "error"
+        }
+      }
     ]
   },
   "browserslist": {
diff --git a/src/components/Button/index.js b/src/components/Button/index.js
index 217657d5..a54dc9d5 100644
--- a/src/components/Button/index.js
+++ b/src/components/Button/index.js
@@ -1,4 +1,5 @@
 import React from "react";
+import PropTypes from 'prop-types';
 import classNames from "classnames";
 
 const Button = ({ children, disabled, onClick }) => {
@@ -16,3 +17,15 @@ const Button = ({ children, disabled, onClick }) => {
 };
 
 export default Button;
+
+Button.propTypes = {
+  children: PropTypes.node,
+  disabled: PropTypes.bool,
+  onClick: PropTypes.func.isRequired,
+};
+
+Button.defaultProps = {
+  children: null,
+  disabled: false,
+};
+
diff --git a/src/components/Checkbox/index.js b/src/components/Checkbox/index.js
index f3a63cd3..780b9b49 100644
--- a/src/components/Checkbox/index.js
+++ b/src/components/Checkbox/index.js
@@ -1,4 +1,5 @@
 import React from "react";
+import PropTypes from 'prop-types';
 
 const Checkbox = ({ name, selected, onClick }) => {
   return (
@@ -17,3 +18,14 @@ const Checkbox = ({ name, selected, onClick }) => {
 };
 
 export default Checkbox;
+
+Checkbox.propTypes = {
+  name: PropTypes.string,
+  selected: PropTypes.bool,
+  onClick: PropTypes.func.isRequired,
+};
+
+Checkbox.defaultProps = {
+  name: null,
+  selected: false,
+};
diff --git a/src/components/Dropdown/index.js b/src/components/Dropdown/index.js
index d6fa75da..808a5926 100644
--- a/src/components/Dropdown/index.js
+++ b/src/components/Dropdown/index.js
@@ -1,6 +1,7 @@
 import Button from "../DropdownButton";
 import { Listbox } from "@headlessui/react";
 import React from "react";
+import PropTypes from 'prop-types';
 import { SelectorIcon } from "@heroicons/react/solid";
 
 const Dropdown = ({ name, disabled, value, setValue, customStyle, Icon }) => {
@@ -95,3 +96,20 @@ const Dropdown = ({ name, disabled, value, setValue, customStyle, Icon }) => {
 };
 
 export default Dropdown;
+
+Dropdown.propTypes = {
+  name: PropTypes.string,
+  disabled: PropTypes.bool,
+  value: PropTypes.string,
+  setValue: PropTypes.func.isRequired,
+  customStyle: PropTypes.string,
+  Icon: PropTypes.elementType,
+};
+
+Dropdown.defaultProps = {
+  name: null,
+  disabled: false,
+  value: null,
+  customStyle: '',
+  Icon: null,
+};
diff --git a/src/components/DropdownButton/index.js b/src/components/DropdownButton/index.js
index e3393d6c..d75e4a80 100644
--- a/src/components/DropdownButton/index.js
+++ b/src/components/DropdownButton/index.js
@@ -1,5 +1,6 @@
 import { CheckIcon } from "@heroicons/react/solid";
 import React from "react";
+import PropTypes from 'prop-types';
 import classNames from "classnames";
 
 const Button = ({ text, active, selected }) => {
@@ -20,3 +21,15 @@ const Button = ({ text, active, selected }) => {
 };
 
 export default Button;
+
+Button.propTypes = {
+  text: PropTypes.string,
+  active: PropTypes.bool,
+  selected: PropTypes.bool,
+};
+
+Button.defaultProps = {
+  text: null,
+  active: false,
+  selected: false,
+};
diff --git a/src/components/Layout/Dialogue.js b/src/components/Layout/Dialogue.js
index de6d07c4..5e83b601 100644
--- a/src/components/Layout/Dialogue.js
+++ b/src/components/Layout/Dialogue.js
@@ -1,5 +1,6 @@
 import { Dialog, Transition } from "@headlessui/react";
 import React, { Fragment } from "react";
+import PropTypes from 'prop-types';
 
 import DocumentationIcon from "../../assets/images/documentation_icon.png";
 import GitHubIcon from "../../assets/images/github_icon.png";
@@ -133,3 +134,12 @@ const HelpDialog = ({ isOpen, setIsOpen }) => {
 };
 
 export default HelpDialog;
+
+HelpDialog.propTypes = {
+  isOpen: PropTypes.bool,
+  setIsOpen: PropTypes.func.isRequired,
+};
+
+HelpDialog.defaultProps = {
+  isOpen: false,
+};
diff --git a/src/components/Layout/Navbar.js b/src/components/Layout/Navbar.js
index e03081f0..b14a75d2 100644
--- a/src/components/Layout/Navbar.js
+++ b/src/components/Layout/Navbar.js
@@ -4,6 +4,7 @@ import {
   QuestionMarkCircleIcon,
 } from "@heroicons/react/outline";
 import React, { useState } from "react";
+import PropTypes from 'prop-types';
 
 import Dialogue from "./Dialogue";
 import Logo from "../../assets/images/Group 295.svg";
@@ -66,3 +67,11 @@ const Navbar = ({ setSidebarOpen }) => {
 };
 
 export default Navbar;
+
+Navbar.propTypes = {
+  setSidebarOpen: PropTypes.func,
+};
+
+Navbar.defaultProps = {
+  setSidebarOpen: () => null,
+};
diff --git a/src/components/Layout/Sidebar.js b/src/components/Layout/Sidebar.js
index 53a6a5dc..8ddd39af 100644
--- a/src/components/Layout/Sidebar.js
+++ b/src/components/Layout/Sidebar.js
@@ -1,6 +1,7 @@
 import { ChevronDownIcon, XIcon } from "@heroicons/react/outline";
 import { Dialog, Disclosure, Transition } from "@headlessui/react";
 import React, { Fragment } from "react";
+import PropTypes from 'prop-types';
 
 import Logo from "../../assets/images/Group 295.svg";
 
@@ -130,3 +131,15 @@ const Sidebar = ({ setSidebarOpen, sidebarOpen, labels }) => {
 };
 
 export default Sidebar;
+
+Sidebar.propTypes = {
+  setSidebarOpen: PropTypes.func.isRequired,
+  sidebarOpen: PropTypes.bool,
+  labels: PropTypes.string,
+};
+
+Sidebar.defaultProps = {
+  sidebarOpen: false,
+  labels: null,
+};
+
diff --git a/src/components/Layout/index.js b/src/components/Layout/index.js
index 6a3dd8dc..0147bea8 100644
--- a/src/components/Layout/index.js
+++ b/src/components/Layout/index.js
@@ -1,4 +1,5 @@
 import React, { useState } from "react";
+import PropTypes from 'prop-types';
 
 import Navbar from "./Navbar";
 import Sidebar from "./Sidebar";
@@ -20,3 +21,13 @@ export default function Layout({ children, labels }) {
     </>
   );
 }
+
+Layout.propTypes = {
+  children: PropTypes.node,
+  labels: PropTypes.string,
+};
+
+Layout.defaultProps = {
+  children: null,
+  labels: null,
+};
diff --git a/src/components/MultiSelectDropdown/index.js b/src/components/MultiSelectDropdown/index.js
index 610739ca..342d387a 100644
--- a/src/components/MultiSelectDropdown/index.js
+++ b/src/components/MultiSelectDropdown/index.js
@@ -3,6 +3,7 @@ import { ChevronDownIcon } from "@heroicons/react/outline";
 import { Listbox } from "@headlessui/react";
 import Pill from "../Pill";
 import React from "react";
+import PropTypes from 'prop-types';
 
 const MultipleSelectDropdown = ({
   name,
@@ -58,3 +59,17 @@ const MultipleSelectDropdown = ({
 );
 
 export default MultipleSelectDropdown;
+
+MultipleSelectDropdown.propTypes = {
+  name: PropTypes.string,
+  values: PropTypes.arrayOf(PropTypes.string),
+  setSelectedValues: PropTypes.func.isRequired,
+  data: PropTypes.arrayOf(PropTypes.string),
+  removeValue: PropTypes.func.isRequired,
+};
+
+MultipleSelectDropdown.defaultProps = {
+  name: null,
+  values: [],
+  data: [],
+};
diff --git a/src/components/Pill/index.js b/src/components/Pill/index.js
index 6ebc4383..4ecf126a 100644
--- a/src/components/Pill/index.js
+++ b/src/components/Pill/index.js
@@ -1,4 +1,5 @@
 import React from "react";
+import PropTypes from 'prop-types';
 import { XCircleIcon } from "@heroicons/react/solid";
 
 const Pill = ({ text, onClose, equal }) => { 
@@ -16,3 +17,15 @@ const Pill = ({ text, onClose, equal }) => {
 };
 
 export default Pill;
+
+Pill.propTypes = {
+  text: PropTypes.string,
+  onClose: PropTypes.func,
+  equal: PropTypes.bool,
+};
+
+Pill.defaultProps = {
+  text: null,
+  onClose: null,
+  equal: false,
+};
diff --git a/src/components/PillFilter/index.js b/src/components/PillFilter/index.js
index 3596a2e3..b17570f1 100644
--- a/src/components/PillFilter/index.js
+++ b/src/components/PillFilter/index.js
@@ -1,4 +1,5 @@
 import React from "react";
+import PropTypes from 'prop-types';
 import className from "classnames";
 
 const PillFilter = ({ text, onClick, selected }) => {
@@ -17,3 +18,14 @@ const PillFilter = ({ text, onClick, selected }) => {
 };
 
 export default PillFilter;
+
+PillFilter.propTypes = {
+  text: PropTypes.string,
+  onClick: PropTypes.func.isRequired,
+  selected: PropTypes.bool,
+};
+
+PillFilter.defaultProps = {
+  text: null,
+  selected: false,
+};
diff --git a/src/components/PillFilterList/index.js b/src/components/PillFilterList/index.js
index 4970120b..47599402 100644
--- a/src/components/PillFilterList/index.js
+++ b/src/components/PillFilterList/index.js
@@ -1,4 +1,5 @@
 import React, { useRef, useState } from "react";
+import PropTypes from 'prop-types';
 
 import PillFilter from "../PillFilter";
 import className from "classnames";
@@ -38,17 +39,17 @@ export function PillFilterList({ x, onAdd, onRemove, values }) {
           "max-h-[5rem] overflow-hidden": !selectedShowMore,
         })}
       >
-        {x.map((x) => (
+        {x.map((item) => (
           <PillFilter
-            text={x}
-            selected={selected.includes(x)}
+            text={item}
+            selected={selected.includes(item)}
             onClick={() => {
-              if (selected.includes(x)) {
-                onRemove(x)
-                setSelected([...selected.filter((val) => val !== x)]);
+              if (selected.includes(item)) {
+                onRemove(item)
+                setSelected([...selected.filter((val) => val !== item)]);
               } else {
-                onAdd(x)
-                setSelected([...selected, x]);
+                onAdd(item)
+                setSelected([...selected, item]);
               }
             }}
           />
@@ -65,3 +66,15 @@ export function PillFilterList({ x, onAdd, onRemove, values }) {
     </>
   );
 }
+
+PillFilterList.propTypes = {
+  x: PropTypes.arrayOf(PropTypes.string),
+  onAdd: PropTypes.func.isRequired,
+  onRemove: PropTypes.func.isRequired,
+  values: PropTypes.arrayOf(PropTypes.string),
+};
+
+PillFilterList.defaultProps = {
+  x: [],
+  values: [],
+};
diff --git a/src/components/SearchableDropdown/index.js b/src/components/SearchableDropdown/index.js
index ed97977c..bff50363 100644
--- a/src/components/SearchableDropdown/index.js
+++ b/src/components/SearchableDropdown/index.js
@@ -1,4 +1,5 @@
 import React, { memo, useState } from "react";
+import PropTypes from 'prop-types';
 
 import { Combobox } from "@headlessui/react";
 import DropdownButton from "../DropdownButton";
@@ -65,3 +66,22 @@ const SearchableDropdown = ({ data, setValue, value, label, defaultValue }) => {
 };
 
 export default memo(SearchableDropdown);
+
+SearchableDropdown.propTypes = {
+  data: PropTypes.arrayOf(PropTypes.shape({
+    name: PropTypes.string,
+  })),
+  value: PropTypes.shape({
+    name: PropTypes.string,
+  }),
+  setValue: PropTypes.func.isRequired,
+  label: PropTypes.string,
+  defaultValue: PropTypes.string,
+};
+
+SearchableDropdown.defaultProps = {
+  data: [],
+  value: null,
+  label: null,
+  defaultValue: null,
+};
diff --git a/src/components/SideDialog/index.js b/src/components/SideDialog/index.js
index ac9606cb..3d87a857 100644
--- a/src/components/SideDialog/index.js
+++ b/src/components/SideDialog/index.js
@@ -1,5 +1,6 @@
 import { Dialog, Transition } from "@headlessui/react";
 import React, { Fragment } from "react";
+import PropTypes from 'prop-types';
 
 import { XIcon } from "@heroicons/react/outline";
 import moment from "moment";
@@ -111,3 +112,18 @@ export default function SideDialog({ open, setOpen, data }) {
     </Transition.Root>
   );
 }
+
+SideDialog.propTypes = {
+  open: PropTypes.bool,
+  setOpen: PropTypes.func.isRequired,
+  data: PropTypes.shape({
+    time: PropTypes.string,
+    p_tags: PropTypes.string,
+    p_metadata: PropTypes.string,
+  })
+};
+
+SideDialog.defaultProps = {
+  open: false,
+  data: {},
+};