diff --git a/.circleci/config.yml b/.circleci/config.yml
index cb8424b40ecc..f2874f819f59 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -204,10 +204,8 @@ jobs:
       - browser-tools/install-chrome
       - run:
           name: Initialize Environment
-          # npm 7 currently does not properly publish the packages locally
           command: |
             ./.circleci/env.sh
-            sudo npm install --global npm@6
       - run:
           name: Execute CLI E2E Tests
           command: |
@@ -354,6 +352,7 @@ workflows:
             - build
       - e2e-cli:
           name: e2e-cli-ng-snapshots
+          nodeversion: '16.10'
           snapshots: true
           requires:
             - build
diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index ddd5a70a8b0f..5549f1aaa973 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -73,11 +73,11 @@
     "esbuild": "0.14.38"
   },
   "peerDependencies": {
-    "@angular/compiler-cli": "^14.0.0 || ^14.0.0-next",
-    "@angular/localize": "^14.0.0 || ^14.0.0-next",
-    "@angular/service-worker": "^14.0.0 || ^14.0.0-next",
+    "@angular/compiler-cli": "^14.0.0 || ^14.0.0-next || ^14.1.0-next",
+    "@angular/localize": "^14.0.0 || ^14.0.0-next || ^14.1.0-next",
+    "@angular/service-worker": "^14.0.0 || ^14.0.0-next || ^14.1.0-next",
     "karma": "^6.3.0",
-    "ng-packagr": "^14.0.0 || ^14.0.0-next",
+    "ng-packagr": "^14.0.0 || ^14.0.0-next || ^14.1.0-next",
     "protractor": "^7.0.0",
     "tailwindcss": "^2.0.0 || ^3.0.0",
     "typescript": ">=4.6.2 <4.8"
diff --git a/packages/ngtools/webpack/package.json b/packages/ngtools/webpack/package.json
index a20981ceaaaa..7379aedac1f6 100644
--- a/packages/ngtools/webpack/package.json
+++ b/packages/ngtools/webpack/package.json
@@ -22,7 +22,7 @@
   "homepage": "https://github.com/angular/angular-cli/tree/main/packages/ngtools/webpack",
   "dependencies": {},
   "peerDependencies": {
-    "@angular/compiler-cli": "^14.0.0 || ^14.0.0-next",
+    "@angular/compiler-cli": "^14.0.0 || ^14.0.0-next || ^14.1.0-next",
     "typescript": ">=4.6.2 <4.8",
     "webpack": "^5.54.0"
   },
diff --git a/tests/legacy-cli/e2e/ng-snapshot/package.json b/tests/legacy-cli/e2e/ng-snapshot/package.json
index 3f4e43cd5f21..d226f7a9e1b6 100644
--- a/tests/legacy-cli/e2e/ng-snapshot/package.json
+++ b/tests/legacy-cli/e2e/ng-snapshot/package.json
@@ -2,21 +2,21 @@
   "description": "snapshot versions of Angular for e2e testing",
   "private": true,
   "dependencies": {
-    "@angular/animations": "github:angular/animations-builds#c51039c79459d89d9c1cb37d03650f1c27f4c73a",
-    "@angular/cdk": "github:angular/cdk-builds#e313adc4ec0a6b4ce4a9e54fcb6940da897dba7b",
-    "@angular/common": "github:angular/common-builds#4a574ecd7f4f926aedf37caf5c236d972a70cd58",
-    "@angular/compiler": "github:angular/compiler-builds#84d5a262885fb9b45cfae764ce87bbb316156408",
-    "@angular/compiler-cli": "github:angular/compiler-cli-builds#ddf20b9e25eeda3c8663050a8cb4da56f69c1e88",
-    "@angular/core": "github:angular/core-builds#4f83abb0614bddb4782d901c72b33660b6c6a260",
-    "@angular/forms": "github:angular/forms-builds#76abdfe1f2b9dcf5c609a46deeaac2565ba6e5a8",
-    "@angular/language-service": "github:angular/language-service-builds#e8e1e1bfd69c6bc793de5925fe012eb9102e80f5",
-    "@angular/localize": "github:angular/localize-builds#7c7412067e7ab47e2b9db5f8931b5d8666bc7c94",
-    "@angular/material": "github:angular/material-builds#3c9831b30dbe1d3b8b4a0bb540775e5b5a1e91b9",
-    "@angular/material-moment-adapter": "github:angular/material-moment-adapter-builds#428f8b7bf3219900a4582e2c522ba6c2ebbc9dae",
-    "@angular/platform-browser": "github:angular/platform-browser-builds#1ca47c1990ec000ce7fe8a6c44c06025f27ca145",
-    "@angular/platform-browser-dynamic": "github:angular/platform-browser-dynamic-builds#eee37a0728324b9aed7df56dc79861a9805a2dde",
-    "@angular/platform-server": "github:angular/platform-server-builds#ea262a7296b6eb039f6a16b63db53d7517c013c0",
-    "@angular/router": "github:angular/router-builds#4f1b9c07933efaa658d4edf1871076f64f94f0d8",
-    "@angular/service-worker": "github:angular/service-worker-builds#4f0881bc26e1b4b4bb17d36c6ba563b79eb80027"
+    "@angular/animations": "github:angular/animations-builds#901309992e6f3614130e136c0e3f67fa30537d33",
+    "@angular/cdk": "github:angular/cdk-builds#e647c3afecf4c41f8b2347325ade9425753d1fcd",
+    "@angular/common": "github:angular/common-builds#803ef76ef02fa36a9fe8ae7618925ab449ebe85b",
+    "@angular/compiler": "github:angular/compiler-builds#15a712a1b81f241e2ca52d0ba315371967552c19",
+    "@angular/compiler-cli": "github:angular/compiler-cli-builds#633bfed62ac5b1cae5dacf9128a52f032df31545",
+    "@angular/core": "github:angular/core-builds#0b0b0988007554e4dad15d1a5d0a3bcd56417c2f",
+    "@angular/forms": "github:angular/forms-builds#64233866e5ae0aaed85c4bdfcddb49972a05d728",
+    "@angular/language-service": "github:angular/language-service-builds#08589e1bfdb0c804e5d2391a81860c1a3c1d0ff7",
+    "@angular/localize": "github:angular/localize-builds#d57ea1221af85a0f22df38113de0928ff8f9a38b",
+    "@angular/material": "github:angular/material-builds#92599d199359f885c473fbc4f42c72a595149793",
+    "@angular/material-moment-adapter": "github:angular/material-moment-adapter-builds#1b8aa537b485122cc0121d5d2f436edf0d45523c",
+    "@angular/platform-browser": "github:angular/platform-browser-builds#9934c441a9689f23bbc3da34590eb56d46a58608",
+    "@angular/platform-browser-dynamic": "github:angular/platform-browser-dynamic-builds#d036997c6e0ce768dbe6a69b803debbe564002d8",
+    "@angular/platform-server": "github:angular/platform-server-builds#27fbfe1811342e70bf0e8337158c2d35376df7f9",
+    "@angular/router": "github:angular/router-builds#9c27232aff16fd8fe9d4f5be1bde51a041b3f9e1",
+    "@angular/service-worker": "github:angular/service-worker-builds#d0103132b2d0d355c148a749a10b5dbdc9e4f8ce"
   }
 }
diff --git a/tests/legacy-cli/e2e/setup/010-local-publish.ts b/tests/legacy-cli/e2e/setup/010-local-publish.ts
index d6a761a2b60d..2a7d31c547ba 100644
--- a/tests/legacy-cli/e2e/setup/010-local-publish.ts
+++ b/tests/legacy-cli/e2e/setup/010-local-publish.ts
@@ -1,18 +1,27 @@
 import { getGlobalVariable } from '../utils/env';
-import { npm } from '../utils/process';
+import { execWithEnv } from '../utils/process';
 import { isPrereleaseCli } from '../utils/project';
 
 export default async function () {
   const testRegistry = getGlobalVariable('package-registry');
-  await npm(
-    'run',
-    'admin',
-    '--',
-    'publish',
-    '--no-versionCheck',
-    '--no-branchCheck',
-    `--registry=${testRegistry}`,
-    '--tag',
-    isPrereleaseCli() ? 'next' : 'latest',
+  await execWithEnv(
+    'npm',
+    [
+      'run',
+      'admin',
+      '--',
+      'publish',
+      '--no-versionCheck',
+      '--no-branchCheck',
+      `--registry=${testRegistry}`,
+      '--tag',
+      isPrereleaseCli() ? 'next' : 'latest',
+    ],
+    {
+      ...process.env,
+      // Also set an auth token value for the local test registry which is required by npm 7+
+      // even though it is never actually used.
+      'NPM_CONFIG__AUTH': 'e2e-testing',
+    },
   );
 }
diff --git a/tests/legacy-cli/e2e/tests/misc/invalid-schematic-dependencies.ts b/tests/legacy-cli/e2e/tests/misc/invalid-schematic-dependencies.ts
index 4b8c05f04737..23b56464a745 100644
--- a/tests/legacy-cli/e2e/tests/misc/invalid-schematic-dependencies.ts
+++ b/tests/legacy-cli/e2e/tests/misc/invalid-schematic-dependencies.ts
@@ -1,29 +1,14 @@
 import { expectFileToMatch } from '../../utils/fs';
-import { ng, silentNpm } from '../../utils/process';
+import { execWithEnv, ng, silentNpm } from '../../utils/process';
 import { installPackage, uninstallPackage } from '../../utils/packages';
 import { isPrereleaseCli } from '../../utils/project';
 
 export default async function () {
   // Must publish old version to local registry to allow install. This is especially important
   // for release commits as npm will try to request tooling packages that are not on the npm registry yet
-  const { stdout: stdoutPack1 } = await silentNpm(
-    'pack',
-    '@schematics/angular@7',
-    '--registry=https://registry.npmjs.org',
-  );
-  await silentNpm('publish', stdoutPack1.trim(), '--tag=outdated');
-  const { stdout: stdoutPack2 } = await silentNpm(
-    'pack',
-    '@angular-devkit/core@7',
-    '--registry=https://registry.npmjs.org',
-  );
-  await silentNpm('publish', stdoutPack2.trim(), '--tag=outdated');
-  const { stdout: stdoutPack3 } = await silentNpm(
-    'pack',
-    '@angular-devkit/schematics@7',
-    '--registry=https://registry.npmjs.org',
-  );
-  await silentNpm('publish', stdoutPack3.trim(), '--tag=outdated');
+  await publishOutdated('@schematics/angular@7');
+  await publishOutdated('@angular-devkit/core@7');
+  await publishOutdated('@angular-devkit/schematics@7');
 
   // Install outdated and incompatible version
   await installPackage('@schematics/angular@7');
@@ -36,3 +21,17 @@ export default async function () {
   // Not doing so can cause adding material to fail if an incompatible cdk is present
   await uninstallPackage('@angular/cdk');
 }
+
+async function publishOutdated(npmSpecifier: string): Promise<void> {
+  const { stdout: stdoutPack } = await silentNpm(
+    'pack',
+    npmSpecifier,
+    '--registry=https://registry.npmjs.org',
+  );
+  await execWithEnv('npm', ['publish', stdoutPack.trim(), '--tag=outdated'], {
+    ...process.env,
+    // Also set an auth token value for the local test registry which is required by npm 7+
+    // even though it is never actually used.
+    'NPM_CONFIG__AUTH': 'e2e-testing',
+  });
+}
diff --git a/tests/legacy-cli/e2e/tests/misc/npm-7.ts b/tests/legacy-cli/e2e/tests/misc/npm-7.ts
index 1692096638a4..09b1f988b2a4 100644
--- a/tests/legacy-cli/e2e/tests/misc/npm-7.ts
+++ b/tests/legacy-cli/e2e/tests/misc/npm-7.ts
@@ -1,3 +1,6 @@
+import * as assert from 'assert';
+import { execSync } from 'child_process';
+import { valid as validSemVer } from 'semver';
 import { rimraf } from '../../utils/fs';
 import { getActivePackageManager } from '../../utils/packages';
 import { ng, npm } from '../../utils/process';
@@ -17,6 +20,23 @@ export default async function () {
     return;
   }
 
+  // Get current package manager version to restore after tests
+  const initialVersionText = execSync('npm --version', {
+    encoding: 'utf8',
+    stdio: ['ignore', 'pipe', 'ignore'],
+    env: {
+      ...process.env,
+      //  NPM updater notifier will prevent the child process from closing until it timeouts after 3 minutes.
+      NO_UPDATE_NOTIFIER: '1',
+      NPM_CONFIG_UPDATE_NOTIFIER: 'false',
+    },
+  }).trim();
+  const initialVersion = validSemVer(initialVersionText);
+  assert.ok(
+    initialVersion,
+    `Invalid npm version string returned from "npm --version" [${initialVersionText}]`,
+  );
+
   const currentDirectory = process.cwd();
 
   const extraArgs = [];
@@ -89,7 +109,7 @@ export default async function () {
     // Change directory back
     process.chdir(currentDirectory);
 
-    // Reset version back to 6.x
-    await npm('install', '--global', 'npm@6');
+    // Reset version back to initial version
+    await npm('install', '--global', `npm@${initialVersion}`);
   }
 }
diff --git a/tests/legacy-cli/e2e/tests/misc/third-party-decorators.ts b/tests/legacy-cli/e2e/tests/misc/third-party-decorators.ts
index 7fa1e23d0471..f57580ff2b5e 100644
--- a/tests/legacy-cli/e2e/tests/misc/third-party-decorators.ts
+++ b/tests/legacy-cli/e2e/tests/misc/third-party-decorators.ts
@@ -15,7 +15,9 @@ export default async function () {
     packageJson['devDependencies']['typescript'] = '~4.6.2';
   });
 
-  await installWorkspacePackages();
+  // Force is need to prevent npm 7+ from failing due to potential peer dependency resolution range errors.
+  // This is especially common when testing snapshot builds for new prereleases.
+  await installWorkspacePackages({ force: true });
 
   // Create an app that uses ngrx decorators and has e2e tests.
   await writeMultipleFiles({
diff --git a/tests/legacy-cli/e2e/utils/packages.ts b/tests/legacy-cli/e2e/utils/packages.ts
index 2f7fdef6f271..cc294acfcfa8 100644
--- a/tests/legacy-cli/e2e/utils/packages.ts
+++ b/tests/legacy-cli/e2e/utils/packages.ts
@@ -1,5 +1,4 @@
 import { getGlobalVariable } from './env';
-import { writeFile } from './fs';
 import { ProcessOutput, npm, silentNpm, silentYarn } from './process';
 
 export function getActivePackageManager(): 'npm' | 'yarn' {
@@ -11,10 +10,14 @@ export function getActivePackageManager(): 'npm' | 'yarn' {
   return value || 'npm';
 }
 
-export async function installWorkspacePackages(): Promise<void> {
+export async function installWorkspacePackages(options?: { force?: boolean }): Promise<void> {
   switch (getActivePackageManager()) {
     case 'npm':
-      await silentNpm('install');
+      const npmArgs = ['install'];
+      if (options?.force) {
+        npmArgs.push('--force');
+      }
+      await silentNpm(...npmArgs);
       break;
     case 'yarn':
       await silentYarn();
@@ -47,6 +50,7 @@ export async function setRegistry(useTestRegistry: boolean): Promise<void> {
     : 'https://registry.npmjs.org';
 
   const isCI = getGlobalVariable('ci');
+  const isSnapshotBuild = getGlobalVariable('argv')['ng-snapshots'];
 
   // Ensure local test registry is used when outside a project
   if (isCI) {
@@ -56,4 +60,11 @@ export async function setRegistry(useTestRegistry: boolean): Promise<void> {
     // Yarn supports both `NPM_CONFIG_REGISTRY` and `YARN_REGISTRY`.
     process.env['NPM_CONFIG_REGISTRY'] = url;
   }
+
+  // Snapshot builds may contain versions that are not yet released (e.g., RC phase main branch).
+  // In this case peer dependency ranges may not resolve causing npm 7+ to fail during tests.
+  // To support this case, legacy peer dependency mode is enabled for snapshot builds.
+  if (isSnapshotBuild) {
+    process.env['NPM_CONFIG_legacy_peer_deps'] = 'true';
+  }
 }