diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 22c84383..493bbeef 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -9,6 +9,9 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 The format of this change log follows the advice given at [Keep a CHANGELOG](http://keepachangelog.com).
 
 ## [Unreleased]
+### Added
+- Added support for the `--exclude` option to the `phpcs` command.
+
 ## [4.2.0] - 2023-11-30
 ### Added
 - Added support for the `--tags` and `--name` options to the `behat` command.
@@ -429,7 +432,7 @@ The format of this change log follows the advice given at [Keep a CHANGELOG](htt
 
 ### Fixed
 - `moodle-plugin-ci validate` now only regards required language strings as present if they are assigned to the
-  `$string` array. Before, other array variables were accepted although Moodle would not recognise them.  
+  `$string` array. Before, other array variables were accepted although Moodle would not recognise them.
 
 ### Added
 - `moodle-plugin-ci install` now provides an option `--no-init` to skip initialization of the Behat and PHPUnit
@@ -468,7 +471,7 @@ The format of this change log follows the advice given at [Keep a CHANGELOG](htt
   PHP compatibility issues for the **currently** running PHP version.  This makes it important to run this command
   on your lowest and highest supported PHP version.  EG: on PHP 5.6 and 7.1.
 - `moodle-plugin-ci validate` command now validates tags in Behat feature files.  EG: mod_forum should have @mod
-  and @mod_forum tags in each feature file. 
+  and @mod_forum tags in each feature file.
 - The `.travis.dist.yml` now installs Version 2 of this tool.
 - Updated Moodle coding standard to v2.7.0.
 
diff --git a/docs/CLI.md b/docs/CLI.md
index 13e86ae6..b65a20c3 100644
--- a/docs/CLI.md
+++ b/docs/CLI.md
@@ -1619,6 +1619,16 @@ Version or range of version to test with PHPCompatibility
 * Is negatable: no
 * Default: `0`
 
+#### `--exclude`
+
+Comma separated list of sniff codes to exclude from checking
+
+* Accept value: yes
+* Is value required: yes
+* Is multiple: no
+* Is negatable: no
+* Default: `''`
+
 #### `--help|-h`
 
 Display help for the given command. When no command is given display help for the list command
@@ -2365,4 +2375,4 @@ Do not ask any interactive question
 * Is value required: no
 * Is multiple: no
 * Is negatable: no
-* Default: `false`
\ No newline at end of file
+* Default: `false`
diff --git a/src/Command/CodeCheckerCommand.php b/src/Command/CodeCheckerCommand.php
index 51804f6a..3e4a7dc8 100644
--- a/src/Command/CodeCheckerCommand.php
+++ b/src/Command/CodeCheckerCommand.php
@@ -39,6 +39,7 @@ protected function configure(): void
             ->setAliases(['codechecker'])
             ->setDescription('Run Moodle CodeSniffer standard on a plugin')
             ->addOption('standard', 's', InputOption::VALUE_REQUIRED, 'The name or path of the coding standard to use', 'moodle')
+            ->addOption('exclude', null, InputOption::VALUE_REQUIRED, 'Comma separated list of sniff codes to exclude from checking', '')
             ->addOption('max-warnings', null, InputOption::VALUE_REQUIRED,
                 'Number of warnings to trigger nonzero exit code - default: -1', -1)
             ->addOption('test-version', null, InputOption::VALUE_REQUIRED,
@@ -77,13 +78,15 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         }
         // @codeCoverageIgnoreEnd
 
-        $cmd = array_merge($basicCMD, [
+        $exclude = $input->getOption('exclude');
+        $cmd     = array_merge($basicCMD, [
             '--standard=' . ($input->getOption('standard') ?: 'moodle'),
             '--extensions=php',
             '-p',
             '-w',
             '-s',
             '--no-cache',
+            empty($exclude) ? '' : ('--exclude=' . $exclude),
             $output->isDecorated() ? '--colors' : '--no-colors',
             '--report-full',
             '--report-width=132',
diff --git a/tests/Command/CodeCheckerCommandTest.php b/tests/Command/CodeCheckerCommandTest.php
index b92883d5..ea81304d 100644
--- a/tests/Command/CodeCheckerCommandTest.php
+++ b/tests/Command/CodeCheckerCommandTest.php
@@ -34,7 +34,7 @@ protected function setUp(): void
         $this->fs->dumpFile($this->pluginDir . '/.moodle-plugin-ci.yml', Yaml::dump($config));
     }
 
-    protected function executeCommand($pluginDir = null, $maxWarnings = -1, $testVersion = null): CommandTester
+    protected function executeCommand($pluginDir = null, array $options = []): CommandTester
     {
         if ($pluginDir === null) {
             $pluginDir = $this->pluginDir;
@@ -46,14 +46,7 @@ protected function executeCommand($pluginDir = null, $maxWarnings = -1, $testVer
         $application = new Application();
         $application->add($command);
 
-        $options = ['plugin' => $pluginDir];
-        if ($maxWarnings >= 0) {
-            $options['--max-warnings'] = $maxWarnings;
-        }
-
-        if (null !== $testVersion) {
-            $options['--test-version'] = $testVersion;
-        }
+        $options = array_merge(['plugin' => $pluginDir], $options);
 
         $commandTester = new CommandTester($application->find('codechecker'));
         $commandTester->execute($options);
@@ -133,19 +126,19 @@ public function testExecuteWithWarningsAndThreshold()
         $this->assertSame(0, $commandTester->getStatusCode());
 
         // Allowing 0 warning, it fails.
-        $commandTester = $this->executeCommand($this->pluginDir, 0);
+        $commandTester = $this->executeCommand($this->pluginDir, ['--max-warnings' => 0]);
         $this->assertSame(1, $commandTester->getStatusCode());
 
         // Allowing 1 warning, it fails.
-        $commandTester = $this->executeCommand($this->pluginDir, 1);
+        $commandTester = $this->executeCommand($this->pluginDir, ['--max-warnings' => 1]);
         $this->assertSame(1, $commandTester->getStatusCode());
 
         // Allowing 2 warnings, it passes.
-        $commandTester = $this->executeCommand($this->pluginDir, 2);
+        $commandTester = $this->executeCommand($this->pluginDir, ['--max-warnings' => 2]);
         $this->assertSame(0, $commandTester->getStatusCode());
 
         // Allowing 3 warnings, it passes.
-        $commandTester = $this->executeCommand($this->pluginDir, 3);
+        $commandTester = $this->executeCommand($this->pluginDir, ['--max-warnings' => 3]);
         $this->assertSame(0, $commandTester->getStatusCode());
     }
 
@@ -167,48 +160,66 @@ public function testExecuteWithTestVersion()
         $this->fs->dumpFile($this->pluginDir . '/test_versions.php', $content);
 
         // By default, without specify test-version, only reports deprecation warnings and returns 0.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, null);
+        $commandTester = $this->executeCommand($this->pluginDir);
         $output        = $commandTester->getDisplay();
         $this->assertSame(0, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 0 ERRORS AND 4 WARNINGS AFFECTING 4 LINES/', $output);
 
         // With test-version 7.4, reports 3 new errors and <= 7.4 specific warnings and returns 1.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, '7.4');
+        $commandTester = $this->executeCommand($this->pluginDir, ['--test-version' => '7.4']);
         $output        = $commandTester->getDisplay();
         $this->assertSame(1, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 3 ERRORS AND 1 WARNING AFFECTING 4 LINES/', $output);
 
         // With test-version 8.0, reports 2 new errors and <= 8.0 specific warnings and returns 1.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, '8.0');
+        $commandTester = $this->executeCommand($this->pluginDir, ['--test-version' => '8.0']);
         $output        = $commandTester->getDisplay();
         $this->assertSame(1, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 2 ERRORS AND 2 WARNINGS AFFECTING 4 LINES/', $output);
 
         // With test-version 8.1, reports 1 new errors and <= 8.1 specific warnings and returns 0.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, '8.1');
+        $commandTester = $this->executeCommand($this->pluginDir, ['--test-version' => '8.1']);
         $output        = $commandTester->getDisplay();
         $this->assertSame(1, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 1 ERROR AND 3 WARNINGS AFFECTING 4 LINES/', $output);
 
         // With test-version 7.4-8.0, reports 3 new errors and <= 8.0 specific warnings and returns 1.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, '7.4-8.0');
+        $commandTester = $this->executeCommand($this->pluginDir, ['--test-version' => '7.4-8.0']);
         $output        = $commandTester->getDisplay();
         $this->assertSame(1, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 3 ERRORS AND 2 WARNINGS AFFECTING 5 LINES/', $output);
 
         // With test-version 7.4-8.1, reports 3 new errors and <= 8.1 specific warnings and returns 1.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, '7.4-8.1');
+        $commandTester = $this->executeCommand($this->pluginDir, ['--test-version' => '7.4-8.1']);
         $output        = $commandTester->getDisplay();
         $this->assertSame(1, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 3 ERRORS AND 3 WARNINGS AFFECTING 6 LINES/', $output);
 
         // With test-version 7.4- (open range), reports 3 new errors and <= 8.2 specific warnings and returns 1.
-        $commandTester = $this->executeCommand($this->pluginDir, -1, '7.4-');
+        $commandTester = $this->executeCommand($this->pluginDir, ['--test-version' => '7.4-']);
         $output        = $commandTester->getDisplay();
         $this->assertSame(1, $commandTester->getStatusCode());
         $this->assertMatchesRegularExpression('/FOUND 3 ERRORS AND 4 WARNINGS AFFECTING 7 LINES/', $output);
     }
 
+    public function testExecuteWithExclusions()
+    {
+        // Add a file with errors and warnings, and verify that they are suppressed with the exclusions.
+        $content = "<?php require(__DIR__.'/../../config.php');\n";
+
+        $this->fs->dumpFile($this->pluginDir . '/warnings.php', $content);
+
+        // Without exclusions.
+        $commandTester = $this->executeCommand($this->pluginDir);
+        $output        = $commandTester->getDisplay();
+        $this->assertSame(1, $commandTester->getStatusCode());
+        $this->assertMatchesRegularExpression('/FOUND 9 ERRORS AND 1 WARNING AFFECTING 1 LINE/', $output);
+
+        // With exclusions.
+        $commandTester = $this->executeCommand($this->pluginDir, ['--exclude' => 'moodle.Files.RequireLogin,moodle.Files.BoilerplateComment']);
+        $this->assertSame(0, $commandTester->getStatusCode());
+    }
+
     public function testExecuteNoFiles()
     {
         // Just random directory with no PHP files.