diff --git a/changelogs/fragments/ps-import-sanity.yml b/changelogs/fragments/ps-import-sanity.yml
new file mode 100644
index 00000000000..6d77dcbe876
--- /dev/null
+++ b/changelogs/fragments/ps-import-sanity.yml
@@ -0,0 +1,3 @@
+bugfixes:
+  - ansible-test - Fix support for detecting PowerShell modules importing module utils with the newer ``#AnsibleRequires`` format.
+  - ansible-test - Fix support for PowerShell module_util imports with the ``-Optional`` flag.
diff --git a/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_ansible_requires.ps1 b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_ansible_requires.ps1
new file mode 100644
index 00000000000..ce2072dd1da
--- /dev/null
+++ b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_ansible_requires.ps1
@@ -0,0 +1,6 @@
+#!powershell
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+#AnsibleRequires -PowerShell Ansible.ModuleUtils.Legacy
+
+'{"changed": false, "msg": "Hello, World!"}'
diff --git a/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_ansible_requires.yml b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_ansible_requires.yml
new file mode 100644
index 00000000000..aa0c0450eca
--- /dev/null
+++ b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_ansible_requires.yml
@@ -0,0 +1,17 @@
+# Copyright (c) 2025 Ansible Project
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+DOCUMENTATION:
+  module: util_ansible_requires
+  short_description: Short description for util_ansible_requires module
+  description:
+  - Description for util_ansible_requires module
+  options: {}
+  author:
+  - Ansible Core Team
+
+EXAMPLES: |
+  - name: example for sidecar
+    ns.col.util_ansible_requires:
+
+RETURN: {}
diff --git a/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_optional.ps1 b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_optional.ps1
new file mode 100644
index 00000000000..802fefc4f33
--- /dev/null
+++ b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_optional.ps1
@@ -0,0 +1,14 @@
+#!powershell
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+#AnsibleRequires -CSharpUtil Ansible.Basic
+#AnsibleRequires -PowerShell .foo -Optional
+
+$module = [Ansible.Basic.AnsibleModule]::Create(
+    $args,
+    @{
+        options = @{}
+    }
+)
+
+$module.ExitJson()
diff --git a/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_optional.yml b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_optional.yml
new file mode 100644
index 00000000000..1c2fe7ba919
--- /dev/null
+++ b/test/integration/targets/ansible-test-sanity-validate-modules/ansible_collections/ns/ps_only/plugins/modules/util_optional.yml
@@ -0,0 +1,17 @@
+# Copyright (c) 2025 Ansible Project
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+DOCUMENTATION:
+  module: util_optional
+  short_description: Short description for util_optional module
+  description:
+  - Description for util_optional module
+  options: {}
+  author:
+  - Ansible Core Team
+
+EXAMPLES: |
+  - name: example for sidecar
+    ns.col.util_optional:
+
+RETURN: {}
diff --git a/test/lib/ansible_test/_util/controller/sanity/validate-modules/validate_modules/main.py b/test/lib/ansible_test/_util/controller/sanity/validate-modules/validate_modules/main.py
index 6ddd12c4028..5f02f64c64d 100644
--- a/test/lib/ansible_test/_util/controller/sanity/validate-modules/validate_modules/main.py
+++ b/test/lib/ansible_test/_util/controller/sanity/validate-modules/validate_modules/main.py
@@ -687,30 +687,57 @@ class ModuleValidator(Validator):
         # get module list for each
         # check "shape" of each module name
 
-        module_requires = r'(?im)^#\s*requires\s+\-module(?:s?)\s*(Ansible\.ModuleUtils\..+)'
-        csharp_requires = r'(?im)^#\s*ansiblerequires\s+\-csharputil\s*(Ansible\..+)'
+        legacy_ps_requires = r'(?im)^#\s*Requires\s+\-Module(?:s?)\s+(Ansible\.ModuleUtils\..+)'
+        ps_requires = r'''(?imx)
+            ^\#\s*AnsibleRequires\s+-PowerShell\s+
+            (
+                # Builtin PowerShell module
+                (Ansible\.ModuleUtils\.[\w\.]+)
+                |
+                # Fully qualified collection PowerShell module
+                (ansible_collections\.\w+\.\w+\.plugins\.module_utils\.[\w\.]+)
+                |
+                # Relative collection PowerShell module
+                (\.[\w\.]+)
+            )
+            (\s+-Optional)?'''
+        csharp_requires = r'''(?imx)
+            ^\#\s*AnsibleRequires\s+-CSharpUtil\s+
+            (
+                # Builtin C# util
+                (Ansible\.[\w\.]+)
+                |
+                # Fully qualified collection C# util
+                (ansible_collections\.\w+\.\w+\.plugins\.module_utils\.[\w\.]+)
+                |
+                # Relative collection C# util
+                (\.[\w\.]+)
+            )
+            (\s+-Optional)?'''
+
         found_requires = False
 
-        for req_stmt in re.finditer(module_requires, self.text):
-            found_requires = True
-            # this will bomb on dictionary format - "don't do that"
-            module_list = [x.strip() for x in req_stmt.group(1).split(',')]
-            if len(module_list) > 1:
-                self.reporter.error(
-                    path=self.object_path,
-                    code='multiple-utils-per-requires',
-                    msg='Ansible.ModuleUtils requirements do not support multiple modules per statement: "%s"' % req_stmt.group(0)
-                )
-                continue
+        for pattern, required_type in [(legacy_ps_requires, "Requires"), (ps_requires, "AnsibleRequires")]:
+            for req_stmt in re.finditer(pattern, self.text):
+                found_requires = True
+                # this will bomb on dictionary format - "don't do that"
+                module_list = [x.strip() for x in req_stmt.group(1).split(',')]
+                if len(module_list) > 1:
+                    self.reporter.error(
+                        path=self.object_path,
+                        code='multiple-utils-per-requires',
+                        msg='Ansible.ModuleUtils requirements do not support multiple modules per statement: "%s"' % req_stmt.group(0)
+                    )
+                    continue
 
-            module_name = module_list[0]
+                module_name = module_list[0]
 
-            if module_name.lower().endswith('.psm1'):
-                self.reporter.error(
-                    path=self.object_path,
-                    code='invalid-requires-extension',
-                    msg='Module #Requires should not end in .psm1: "%s"' % module_name
-                )
+                if module_name.lower().endswith('.psm1'):
+                    self.reporter.error(
+                        path=self.object_path,
+                        code='invalid-requires-extension',
+                        msg='Module #%s should not end in .psm1: "%s"' % (required_type, module_name)
+                    )
 
         for req_stmt in re.finditer(csharp_requires, self.text):
             found_requires = True