diff --git a/htdocs/adherents/class/api_members.class.php b/htdocs/adherents/class/api_members.class.php
index 19882d2fc11..55f5b61af8c 100644
--- a/htdocs/adherents/class/api_members.class.php
+++ b/htdocs/adherents/class/api_members.class.php
@@ -1,9 +1,9 @@
 <?php
-/* Copyright (C) 2016	Xebax Christy	<xebax@wanadoo.fr>
- * Copyright (C) 2017	Regis Houssin	<regis.houssin@inodbox.com>
- * Copyright (C) 2020	Thibault FOUCART<support@ptibogxiv.net>
- * Copyright (C) 2020	Frédéric France	<frederic.france@netlogic.fr>
- * Copyright (C) 2024		MDW							<mdeweerd@users.noreply.github.com>
+/* Copyright (C) 2016	    Xebax Christy	        <xebax@wanadoo.fr>
+ * Copyright (C) 2017	    Regis Houssin	        <regis.houssin@inodbox.com>
+ * Copyright (C) 2020	    Thibault FOUCART        <support@ptibogxiv.net>
+ * Copyright (C) 2020-2024  Frédéric France         <frederic.france@free.fr>
+ * Copyright (C) 2024-2025	MDW						<mdeweerd@users.noreply.github.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -37,7 +37,7 @@ require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 class Members extends DolibarrApi
 {
 	/**
-	 * @var array   $FIELDS     Mandatory fields, checked when create and update object
+	 * @var string[]       Mandatory fields, checked when create and update object
 	 */
 	public static $FIELDS = array(
 		'morphy',
@@ -283,7 +283,9 @@ class Members extends DolibarrApi
 	/**
 	 * Create member object
 	 *
-	 * @param array $request_data   Request data
+	 * @param array	 $request_data   Request data
+	 * @phan-param ?array<string,string>	$request_data
+	 * @phpstan-param ?array<string,string>	$request_data
 	 * @return int  ID of member
 	 *
 	 * @throws	RestException	403		Access denied
diff --git a/htdocs/adherents/class/api_memberstypes.class.php b/htdocs/adherents/class/api_memberstypes.class.php
index 32e9e105fa2..c96967f79ff 100644
--- a/htdocs/adherents/class/api_memberstypes.class.php
+++ b/htdocs/adherents/class/api_memberstypes.class.php
@@ -1,5 +1,6 @@
 <?php
 /* Copyright (C) 2017	Regis Houssin	<regis.houssin@inodbox.com>
+ * Copyright (C) 2025		MDW				<mdeweerd@users.noreply.github.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -28,7 +29,7 @@ require_once DOL_DOCUMENT_ROOT.'/adherents/class/adherent_type.class.php';
 class MembersTypes extends DolibarrApi
 {
 	/**
-	 * @var array   $FIELDS     Mandatory fields, checked when create and update object
+	 * @var string[]	Mandatory fields, checked when create and update object
 	 */
 	public static $FIELDS = array(
 		'label',
@@ -84,6 +85,8 @@ class MembersTypes extends DolibarrApi
 	 * @param string    $sqlfilters Other criteria to filter answers separated by a comma. Syntax example "(t.libelle:like:'SO-%') and (t.subscription:=:'1')"
 	 * @param string    $properties	Restrict the data returned to these properties. Ignored if empty. Comma separated list of properties names
 	 * @return array                Array of member type objects
+	 * @phan-return AdherentType[]
+	 * @phpstan-return AdherentType[]
 	 *
 	 * @throws RestException
 	 */
@@ -143,7 +146,9 @@ class MembersTypes extends DolibarrApi
 	/**
 	 * Create member type object
 	 *
-	 * @param array $request_data   Request data
+	 * @param array	$request_data   Request data
+	 * @phan-param ?array<string,string>    $request_data
+	 * @phpstan-param ?array<string,string> $request_data
 	 * @return int  ID of member type
 	 */
 	public function post($request_data = null)
@@ -175,7 +180,9 @@ class MembersTypes extends DolibarrApi
 	 *
 	 * @param int   $id             ID of member type to update
 	 * @param array $request_data   Datas
-	 * @return int
+	 * @phan-param ?array<string,string>    $request_data
+	 * @phpstan-param ?array<string,string> $request_data
+	 * @return Object
 	 */
 	public function put($id, $request_data = null)
 	{
@@ -227,6 +234,8 @@ class MembersTypes extends DolibarrApi
 	 *
 	 * @param int $id   member type ID
 	 * @return array
+	 * @phan-return array<string,array{code:int,message:string}>
+	 * @phpstan-return array<string,array{code:int,message:string}>
 	 */
 	public function delete($id)
 	{
@@ -261,8 +270,8 @@ class MembersTypes extends DolibarrApi
 	/**
 	 * Validate fields before creating an object
 	 *
-	 * @param array|null    $data   Data to validate
-	 * @return array
+	 * @param ?array<null|int|float|string> $data   Data to validate
+	 * @return array<string,null|int|float|string>
 	 *
 	 * @throws RestException
 	 */
@@ -282,8 +291,8 @@ class MembersTypes extends DolibarrApi
 	/**
 	 * Clean sensible object datas
 	 *
-	 * @param   Object  $object    Object to clean
-	 * @return    Object    Object with cleaned properties
+	 * @param	Object  $object		Object to clean
+	 * @return	Object				Object with cleaned properties
 	 */
 	protected function _cleanObjectDatas($object)
 	{