diff --git a/types/material__dom/ponyfill.d.ts b/types/material__dom/ponyfill.d.ts
index bac16bd374..9725e2704d 100644
--- a/types/material__dom/ponyfill.d.ts
+++ b/types/material__dom/ponyfill.d.ts
@@ -1,7 +1,2 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 export function closest(element: Element, selector: string): Element;
 export function matches(element: Element, selector: string): boolean;
diff --git a/types/material__drawer/adapter.d.ts b/types/material__drawer/adapter.d.ts
index 0f80d39967..84413fe004 100644
--- a/types/material__drawer/adapter.d.ts
+++ b/types/material__drawer/adapter.d.ts
@@ -1,8 +1,3 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 /**
  * @license
  * Copyright 2018 Google Inc.
diff --git a/types/material__drawer/constants.d.ts b/types/material__drawer/constants.d.ts
index aa179c5a9c..d094c3240b 100644
--- a/types/material__drawer/constants.d.ts
+++ b/types/material__drawer/constants.d.ts
@@ -1,8 +1,3 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 /**
  * Copyright 2016 Google Inc. All Rights Reserved.
  *
@@ -23,18 +18,17 @@ import { MDCStrings } from 'material__base';
 
 export interface cssClasses extends MDCStrings {
     ROOT: 'mdc-drawer';
-    DISMISSIBLE: 'mdc-drawer--dismissible',
-    MODAL: 'mdc-drawer--modal',
+    DISMISSIBLE: 'mdc-drawer--dismissible';
+    MODAL: 'mdc-drawer--modal';
     OPEN: 'mdc-drawer--open';
     ANIMATE: 'mdc-drawer--animate';
-    OPENING: 'mdc-drawer--opening',
-    CLOSING: 'mdc-drawer--closing',
+    OPENING: 'mdc-drawer--opening';
+    CLOSING: 'mdc-drawer--closing';
 }
 
 export interface strings extends MDCStrings {
-    APP_CONTENT_SELECTOR: '.mdc-drawer-app-content',
-    SCRIM_SELECTOR: '.mdc-drawer-scrim',
-    CLOSE_EVENT: 'MDCDrawer:closed',
-    OPEN_EVENT: 'MDCDrawer:opened',
+    APP_CONTENT_SELECTOR: '.mdc-drawer-app-content';
+    SCRIM_SELECTOR: '.mdc-drawer-scrim';
+    CLOSE_EVENT: 'MDCDrawer:closed';
+    OPEN_EVENT: 'MDCDrawer:opened';
 }
-
diff --git a/types/material__drawer/dismissible/foundation.d.ts b/types/material__drawer/dismissible/foundation.d.ts
index addfadfbb0..4bee751d86 100644
--- a/types/material__drawer/dismissible/foundation.d.ts
+++ b/types/material__drawer/dismissible/foundation.d.ts
@@ -1,8 +1,3 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 /**
  * @license
  * Copyright 2018 Google Inc.
@@ -28,7 +23,7 @@
 
 import { MDCDrawerAdapter } from '../adapter';
 import MDCFoundation from 'material__base/foundation';
-import {cssClasses, strings} from '../constants';
+import { cssClasses, strings } from '../constants';
 
 export class MDCDismissibleDrawerFoundation extends MDCFoundation<MDCDrawerAdapter> {
   static readonly strings: strings;
diff --git a/types/material__drawer/focus-trap.d.ts b/types/material__drawer/focus-trap.d.ts
index 07a35a3cb5..61ceb8fb08 100644
--- a/types/material__drawer/focus-trap.d.ts
+++ b/types/material__drawer/focus-trap.d.ts
@@ -55,9 +55,9 @@ export interface Options {
     clickOutsideDeactivates?: boolean;
 }
 
-type ActivateOptions = Pick<Options, "onActivate">;
+export type ActivateOptions = Pick<Options, "onActivate">;
 
-interface DeactivateOptions extends Pick<Options, "onDeactivate"> {
+export interface DeactivateOptions extends Pick<Options, "onDeactivate"> {
     returnFocus?: boolean;
 }
 
@@ -79,4 +79,3 @@ export default function focusTrap(
     element: HTMLElement | string,
     userOptions?: Options
 ): FocusTrap;
-
diff --git a/types/material__drawer/index.d.ts b/types/material__drawer/index.d.ts
index 2d28742f82..9980f1c304 100644
--- a/types/material__drawer/index.d.ts
+++ b/types/material__drawer/index.d.ts
@@ -27,16 +27,14 @@ import { MDCDrawerAdapter } from './adapter';
 import { MDCList, MDCListFoundation } from 'material__list/index';
 import { strings } from './constants';
 import * as util from './util';
-import createFocusTrap from './focus-trap';
-import { FocusTrap } from './focus-trap';
+import createFocusTrap, { FocusTrap } from './focus-trap';
 
 export class MDCDrawer extends MDCComponent<MDCDrawer, MDCDismissibleDrawerFoundation | MDCModalDrawerFoundation> {
-  constructor(...args: any);
+  constructor(...args: any[]);
   static attachTo(root: Element): MDCDrawer;
 
   /**
    * Returns true if drawer is in the open position.
-   * @return {boolean}
    */
   open: boolean;
 
diff --git a/types/material__drawer/modal/foundation.d.ts b/types/material__drawer/modal/foundation.d.ts
index ee83dfb17f..36ffb30e08 100644
--- a/types/material__drawer/modal/foundation.d.ts
+++ b/types/material__drawer/modal/foundation.d.ts
@@ -1,8 +1,3 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 /**
  * @license
  * Copyright 2018 Google Inc.
diff --git a/types/material__drawer/util.d.ts b/types/material__drawer/util.d.ts
index 1b3f7e3e4a..fcce26d915 100644
--- a/types/material__drawer/util.d.ts
+++ b/types/material__drawer/util.d.ts
@@ -16,4 +16,4 @@
 
 import { FocusTrap } from './focus-trap';
 
-export function createFocusTrapInstance(surfaceEl: Element, focusTrapFactory: Function): FocusTrap
+export function createFocusTrapInstance(surfaceEl: Element, focusTrapFactory: () => FocusTrap): FocusTrap;
diff --git a/types/material__list/adapter.d.ts b/types/material__list/adapter.d.ts
index be539dd260..3a1b5522d8 100644
--- a/types/material__list/adapter.d.ts
+++ b/types/material__list/adapter.d.ts
@@ -1,8 +1,3 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 export class MDCListAdapter {
     getListItemCount(): number;
     getFocusedElementIndex(): number;
@@ -30,7 +25,7 @@ export class MDCListAdapter {
     /**
      * Returns true if radio button is present at given list item index.
      */
-    hasRadioAtIndex(index: number): boolean
+    hasRadioAtIndex(index: number): boolean;
 
     /**
      * Returns true if checkbox is present at given list item index.
diff --git a/types/material__list/constants.d.ts b/types/material__list/constants.d.ts
index aad43f0ccb..f8d0d67273 100644
--- a/types/material__list/constants.d.ts
+++ b/types/material__list/constants.d.ts
@@ -1,8 +1,3 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 /**
  * @license
  * Copyright 2018 Google Inc.
diff --git a/types/material__list/foundation.d.ts b/types/material__list/foundation.d.ts
index 0c54620d46..3823d796ca 100644
--- a/types/material__list/foundation.d.ts
+++ b/types/material__list/foundation.d.ts
@@ -1,13 +1,8 @@
-// Type definitions for Material Components Web 0.43
-// Project: https://material.io/components/
-// Definitions by: Arthur Groupp <https://github.com/agroupp>
-// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
-
 import MDCFoundation from 'material__base/foundation';
 import { MDCListAdapter } from './adapter';
 import { strings, cssClasses, Index } from './constants';
 
-declare const ELEMENTS_KEY_ALLOWED_IN: string[];
+export const ELEMENTS_KEY_ALLOWED_IN: string[];
 
 export class MDCListFoundation extends MDCFoundation<MDCListFoundation> {
   static readonly strings: strings;
@@ -75,4 +70,3 @@ export class MDCListFoundation extends MDCFoundation<MDCListFoundation> {
 
   focusLastElement(): number;
 }
-
diff --git a/types/material__list/index.d.ts b/types/material__list/index.d.ts
index e76533a531..22adf832f3 100644
--- a/types/material__list/index.d.ts
+++ b/types/material__list/index.d.ts
@@ -22,7 +22,7 @@
  */
 
 import MDCComponent from 'material__base/component';
-import { MDCListFoundation } from './foundation'
+import { MDCListFoundation } from './foundation';
 import { MDCListAdapter } from './adapter';
 import { matches } from 'material__dom/ponyfill';
 import { cssClasses, strings, Index } from './constants'; // eslint-disable-line no-unused-vars
@@ -33,7 +33,7 @@ export class MDCList {
 
   destroy(): void;
 
-  initialSyncWithDOM():void;
+  initialSyncWithDOM(): void;
 
   layout(): void;