diff --git a/doc/README.md b/doc/README.md
index c5b9e8cf363..cecccfb90b7 100644
--- a/doc/README.md
+++ b/doc/README.md
@@ -62,9 +62,10 @@ v3 APIs:
   * [Check Suites](repo/check_suites.md)
   * [Contents](repo/contents.md)
   * [Deployments](repo/deployments.md)
-    * [Secrets](environment/secrets.md)
-    * [Variables](environment/variables.md)
-  * [Environments](repo/environments.md)
+    * [Policies](repo/deployments/policies.md)
+    * [Environments](repo/deployments/environments.md)
+        * [Secrets](repo/deployments/environment/secrets.md)
+        * [Variables](repo/deployments/environment/variables.md)
   * [Labels](repo/labels.md)
   * [Protection](repo/protection.md)
   * [Releases](repo/releases.md)
diff --git a/doc/environment/secrets.md b/doc/repo/deployments/environment/secrets.md
similarity index 92%
rename from doc/environment/secrets.md
rename to doc/repo/deployments/environment/secrets.md
index a956945d61b..5c0c86b85d7 100644
--- a/doc/environment/secrets.md
+++ b/doc/repo/deployments/environment/secrets.md
@@ -1,5 +1,5 @@
 ## Environment / Secrets API
-[Back to the "Environments API"](../repo/environments.md) | [Back to the navigation](../README.md)
+[Back to the "Environments API"](../environments.md) | [Back to the navigation](../README.md)
 
 ### List environment secrets
 
diff --git a/doc/environment/variables.md b/doc/repo/deployments/environment/variables.md
similarity index 92%
rename from doc/environment/variables.md
rename to doc/repo/deployments/environment/variables.md
index d9de932589e..d645349a204 100644
--- a/doc/environment/variables.md
+++ b/doc/repo/deployments/environment/variables.md
@@ -1,5 +1,5 @@
 ## Environment / Variables API
-[Back to the "Environments API"](../repo/environments.md) | [Back to the navigation](../README.md)
+[Back to the "Environments API"](../environments.md) | [Back to the navigation](../README.md)
 
 ### List environment variables
 
diff --git a/doc/repo/deployments/environments.md b/doc/repo/deployments/environments.md
new file mode 100644
index 00000000000..6cb409ae3b3
--- /dev/null
+++ b/doc/repo/deployments/environments.md
@@ -0,0 +1,32 @@
+## Deployment / Environments API
+[Back to the "Deployment API"](../deployments.md) | [Back to the navigation](../index.md)
+
+Provides information about environments for a repository. Wraps [GitHub Environments API](https://docs.github.com/en/rest/deployments/environments?apiVersion=2022-11-28).
+
+Additional APIs:
+* [Secrets API](environment/secrets.md)
+* [Variables API](environment/variables.md)
+
+#### List all environments.
+
+```php
+$environments = $client->deployment()->environment()->all('KnpLabs', 'php-github-api');
+```
+
+### Get one environment.
+
+```php
+$environment = $client->deployment()->environment()->show('KnpLabs', 'php-github-api', $name);
+```
+
+#### Create or update environment.
+
+```php
+$data = $client->deployment()->environment()->createOrUpdate('KnpLabs', 'php-github-api', $name);
+```
+
+#### Delete a existing environment.
+
+```php
+$environment = $client->deployment()->environment()->remove('KnpLabs', 'php-github-api', $name);
+```
diff --git a/doc/repo/deployments/policies.md b/doc/repo/deployments/policies.md
new file mode 100644
index 00000000000..442fc0c4acb
--- /dev/null
+++ b/doc/repo/deployments/policies.md
@@ -0,0 +1,38 @@
+## Deployment / Branch policies API
+[Back to the "Deployment API"](../deployments.md) | [Back to the navigation](../index.md)
+
+Provides information about deployment branch policies. Wraps [GitHub Deployment branch policies API](https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#about-deployment-branch-policies).
+
+#### List deployment branch policies.
+
+```php
+$policies = $client->deployment()->policies()->all('KnpLabs', 'php-github-api', 'production');
+```
+
+### Get one environment.
+
+```php
+$policy = $client->deployment()->policies()->show('KnpLabs', 'php-github-api', 'production', $branchPolicyId);
+```
+
+#### Create policy.
+
+```php
+$data = $client->deployment()->policies()->create('KnpLabs', 'php-github-api', 'production', [
+    'name' => 'name'
+]);
+```
+
+#### Update policy.
+
+```php
+$data = $client->deployment()->policies()->update('KnpLabs', 'php-github-api', 'production', $branchPolicyId, [
+    'name' => 'name'
+]);
+```
+
+#### Delete a existing policy.
+
+```php
+$policy = $client->deployment()->policies()->remove('KnpLabs', 'php-github-api', 'production', $branchPolicyId);
+```
diff --git a/doc/repo/environments.md b/doc/repo/environments.md
deleted file mode 100644
index 2d3e23a8796..00000000000
--- a/doc/repo/environments.md
+++ /dev/null
@@ -1,32 +0,0 @@
-## Repo / Environments API
-[Back to the "Repos API"](../repos.md) | [Back to the navigation](../index.md)
-
-Provides information about environments for a repository. Wraps [GitHub Environments API](https://docs.github.com/en/rest/deployments/environments?apiVersion=2022-11-28).
-
-Additional APIs:
-* [Secrets API](environment/secrets.md)
-* [Variables API](environment/variables.md)
-
-#### List all environments.
-
-```php
-$environments = $client->api('environment')->all('KnpLabs', 'php-github-api');
-```
-
-### Get one environment.
-
-```php
-$environment = $client->api('environment')->show('KnpLabs', 'php-github-api', $name);
-```
-
-#### Create or update environment.
-
-```php
-$data = $client->api('environment')->createOrUpdate('KnpLabs', 'php-github-api', $name);
-```
-
-#### Delete a existing environment.
-
-```php
-$environment = $client->api('environment')->remove('KnpLabs', 'php-github-api', $name);
-```
diff --git a/lib/Github/Api/Deployment.php b/lib/Github/Api/Deployment.php
index f6127357ee9..de5b0cb0eb9 100644
--- a/lib/Github/Api/Deployment.php
+++ b/lib/Github/Api/Deployment.php
@@ -2,6 +2,8 @@
 
 namespace Github\Api;
 
+use Github\Api\Deployment\Environments;
+use Github\Api\Deployment\Policies;
 use Github\Exception\MissingArgumentException;
 
 /**
@@ -130,4 +132,20 @@ public function getStatuses($username, $repository, $id)
     {
         return $this->get('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/deployments/'.$id.'/statuses');
     }
+
+    /**
+     * @return Environments
+     */
+    public function environments()
+    {
+        return new Environments($this->getClient());
+    }
+
+    /**
+     * @return Policies
+     */
+    public function policies()
+    {
+        return new Policies($this->getClient());
+    }
 }
diff --git a/lib/Github/Api/Environment.php b/lib/Github/Api/Deployment/Environments.php
similarity index 96%
rename from lib/Github/Api/Environment.php
rename to lib/Github/Api/Deployment/Environments.php
index 099ca9e1e9b..191ec498eab 100644
--- a/lib/Github/Api/Environment.php
+++ b/lib/Github/Api/Deployment/Environments.php
@@ -1,7 +1,8 @@
 <?php
 
-namespace Github\Api;
+namespace Github\Api\Deployment;
 
+use Github\Api\AbstractApi;
 use Github\Api\Environment\Secrets;
 use Github\Api\Environment\Variables;
 
@@ -10,7 +11,7 @@
  *
  * @link https://docs.github.com/en/rest/deployments/environments?apiVersion=2022-11-28#
  */
-class Environment extends AbstractApi
+class Environments extends AbstractApi
 {
     /**
      * List environments for a particular repository.
diff --git a/lib/Github/Api/Deployment/Policies.php b/lib/Github/Api/Deployment/Policies.php
new file mode 100644
index 00000000000..e2d8fb59680
--- /dev/null
+++ b/lib/Github/Api/Deployment/Policies.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace Github\Api\Deployment;
+
+use Github\Api\AbstractApi;
+
+/**
+ * Listing, creating and updating deployments.
+ *
+ * @link https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#list-deployment-branch-policies
+ */
+class Policies extends AbstractApi
+{
+    /**
+     * List deployment branch policies.
+     *
+     * @link https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#list-deployment-branch-policies
+     *
+     * @param string $username    the username of the user who owns the repository
+     * @param string $repository  the name of the repository
+     * @param string $environment the name of the environment.
+     * @param array  $params      query parameters to filter deployments by (see link)
+     *
+     * @return array the branch policies requested
+     */
+    public function all(string $username, string $repository, string $environment, array $params = [])
+    {
+        return $this->get('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/environments/'.rawurlencode($environment).'/deployment-branch-policies', $params);
+    }
+
+    /**
+     * Get a deployment branch policy.
+     *
+     * @link https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#get-a-deployment-branch-policy
+     *
+     * @param string $username    the username of the user who owns the repository
+     * @param string $repository  the name of the repository
+     * @param string $environment the name of the environment.
+     * @param int    $id          the unique identifier of the branch policy.
+     *
+     * @return array
+     */
+    public function show(string $username, string $repository, string $environment, int $id)
+    {
+        return $this->get('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/environments/'.rawurlencode($environment).'/deployment-branch-policies/'.$id);
+    }
+
+    /**
+     * Creates a deployment branch policy for an environment.
+     *
+     * @link https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#create-a-deployment-branch-policy
+     *
+     * @param string $username    the username of the user who owns the repository
+     * @param string $repository  the name of the repository
+     * @param string $environment the name of the environment.
+     *
+     * @return array information about the deployment branch policy
+     */
+    public function create(string $username, string $repository, string $environment, array $params)
+    {
+        return $this->post('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/environments/'.rawurlencode($environment).'/deployment-branch-policies', $params);
+    }
+
+    /**
+     * Updates a deployment branch policy for an environment.
+     *
+     * @link https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#update-a-deployment-branch-policy
+     *
+     * @param string $username    the username of the user who owns the repository
+     * @param string $repository  the name of the repository
+     * @param string $environment the name of the environment.
+     * @param int    $id          the unique identifier of the branch policy.
+     *
+     * @return array information about the deployment branch policy
+     */
+    public function update(string $username, string $repository, string $environment, int $id, array $params)
+    {
+        return $this->put('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/environments/'.rawurlencode($environment).'/deployment-branch-policies/'.$id, $params);
+    }
+
+    /**
+     * Delete a deployment branch policy.
+     *
+     * @link https://docs.github.com/en/rest/deployments/branch-policies?apiVersion=2022-11-28#delete-a-deployment-branch-policy
+     *
+     * @param string $username    the username of the user who owns the repository
+     * @param string $repository  the name of the repository
+     * @param string $environment the name of the environment.
+     * @param int    $id          the unique identifier of the branch policy.
+     *
+     * @return mixed null on success, array on error with 'message'
+     */
+    public function remove(string $username, string $repository, string $environment, int $id)
+    {
+        return $this->delete('/repos/'.rawurlencode($username).'/'.rawurlencode($repository).'/environments/'.rawurlencode($environment).'/deployment-branch-policies/'.$id);
+    }
+}
diff --git a/lib/Github/Client.php b/lib/Github/Client.php
index c1eaa501faf..56d68d59cec 100644
--- a/lib/Github/Client.php
+++ b/lib/Github/Client.php
@@ -181,11 +181,6 @@ public function api($name): AbstractApi
                 $api = new Api\Deployment($this);
                 break;
 
-            case 'environment':
-            case 'environments':
-                $api = new Api\Environment($this);
-                break;
-
             case 'ent':
             case 'enterprise':
                 $api = new Api\Enterprise($this);
diff --git a/test/Github/Tests/Api/EnvironmentTest.php b/test/Github/Tests/Api/Deployment/EnvironmentsTest.php
similarity index 92%
rename from test/Github/Tests/Api/EnvironmentTest.php
rename to test/Github/Tests/Api/Deployment/EnvironmentsTest.php
index 3b6f6f417fe..ab761ab90cf 100644
--- a/test/Github/Tests/Api/EnvironmentTest.php
+++ b/test/Github/Tests/Api/Deployment/EnvironmentsTest.php
@@ -1,6 +1,8 @@
 <?php
 
-namespace Github\Tests\Api;
+namespace Github\Tests\Api\Deployment;
+
+use Github\Tests\Api\TestCase;
 
 class EnvironmentTest extends TestCase
 {
@@ -66,6 +68,6 @@ public function shouldDeleteEnvironment()
      */
     protected function getApiClass()
     {
-        return \Github\Api\Environment::class;
+        return \Github\Api\Deployment\Environments::class;
     }
 }
diff --git a/test/Github/Tests/Api/Deployment/PoliciesTest.php b/test/Github/Tests/Api/Deployment/PoliciesTest.php
new file mode 100644
index 00000000000..6b387881ce7
--- /dev/null
+++ b/test/Github/Tests/Api/Deployment/PoliciesTest.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace Github\Tests\Api\Deployment;
+
+use Github\Tests\Api\TestCase;
+
+class PoliciesTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function shouldCreatePolicy()
+    {
+        $api = $this->getApiMock();
+
+        $api->expects($this->once())
+            ->method('post')
+            ->with('/repos/KnpLabs/php-github-api/environments/production/deployment-branch-policies');
+
+        $api->create('KnpLabs', 'php-github-api', 'production', [
+            'name' => 'name',
+        ]);
+    }
+
+    /**
+     * @test
+     */
+    public function shouldUpdatePolicy()
+    {
+        $api = $this->getApiMock();
+
+        $api->expects($this->once())
+            ->method('put')
+            ->with('/repos/KnpLabs/php-github-api/environments/production/deployment-branch-policies/1');
+
+        $api->update('KnpLabs', 'php-github-api', 'production', 1, [
+            'name' => 'name',
+        ]);
+    }
+
+    /**
+     * @test
+     */
+    public function shouldGetAllPolicies()
+    {
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('get')
+            ->with('/repos/KnpLabs/php-github-api/environments/production/deployment-branch-policies');
+
+        $api->all('KnpLabs', 'php-github-api', 'production');
+    }
+
+    /**
+     * @test
+     */
+    public function shouldShowPolicy()
+    {
+        $expectedValue = 'production';
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('get')
+            ->with('/repos/KnpLabs/php-github-api/environments/production/deployment-branch-policies/1')
+            ->will($this->returnValue($expectedValue));
+
+        $this->assertEquals($expectedValue, $api->show('KnpLabs', 'php-github-api', 'production', 1));
+    }
+
+    /**
+     * @test
+     */
+    public function shouldDeletePolicy()
+    {
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('delete')
+            ->with('/repos/KnpLabs/php-github-api/environments/production/deployment-branch-policies/1')
+            ->will($this->returnValue(null));
+
+        $this->assertNull($api->remove('KnpLabs', 'php-github-api', 'production', 1));
+    }
+
+    /**
+     * @return string
+     */
+    protected function getApiClass()
+    {
+        return \Github\Api\Deployment\Policies::class;
+    }
+}
diff --git a/test/Github/Tests/Api/DeploymentTest.php b/test/Github/Tests/Api/DeploymentTest.php
index 88e8c923ce1..8741ee625f7 100644
--- a/test/Github/Tests/Api/DeploymentTest.php
+++ b/test/Github/Tests/Api/DeploymentTest.php
@@ -118,6 +118,26 @@ public function shouldGetAllStatuses()
         $api->getStatuses('KnpLabs', 'php-github-api', 1);
     }
 
+    /**
+     * @test
+     */
+    public function shouldGetEnvironmentsApiObject()
+    {
+        $api = $this->getApiMock();
+
+        $this->assertInstanceOf(\Github\Api\Deployment\Environments::class, $api->environments());
+    }
+
+    /**
+     * @test
+     */
+    public function shouldGetPoliciesApiObject()
+    {
+        $api = $this->getApiMock();
+
+        $this->assertInstanceOf(\Github\Api\Deployment\Policies::class, $api->policies());
+    }
+
     /**
      * @return string
      */