diff --git a/classes/local/helpers/webservicehelper.php b/classes/local/helpers/webservicehelper.php
index 3fbf140..119c288 100644
--- a/classes/local/helpers/webservicehelper.php
+++ b/classes/local/helpers/webservicehelper.php
@@ -22,6 +22,7 @@
 
 namespace local_treestudyplan\local\helpers;
 use \core_course_category;
+use local_treestudyplan\courseservice;
 
 defined('MOODLE_INTERNAL') || die();
 require_once($CFG->dirroot.'/webservice/lib.php');
@@ -73,19 +74,11 @@ class webservicehelper {
         $list = [];
         // Initialize parent if needed.
         if ($parent == null) {
-            $parent = \core_course_category::user_top();
-
-            if ($parent == null) {
-                // If the parent is still null, we do not have a valid user top.
-                return false;
-            }
-
-            if (has_capability($capability, $parent->get_context())) {
-                $list[] = $parent;
-            }
+            $children = courseservice::user_tops();
+        } else {
+            $children = $parent->get_children();
+            array_unshift($children,$parent);
         }
-
-        $children = $parent->get_children();
         // Since the change for a category permission is greatest at the lower levels,.
         // We scan in two stages, to focus the search more on the lower levels instead of diving deep into the first category.
         // Stage one (surface check): check all children for the capability.
diff --git a/classes/studentstudyplanservice.php b/classes/studentstudyplanservice.php
index ccbba88..9ad7359 100644
--- a/classes/studentstudyplanservice.php
+++ b/classes/studentstudyplanservice.php
@@ -555,7 +555,12 @@ class studentstudyplanservice extends \external_api {
         $userid = $USER->id;
 
         \external_api::validate_context(\context_system::instance());
-        
+
+        // Return empty list if coach role not enabled
+        if ( ! (premium::enabled() && \get_config("local_treestudyplan","enablecoach")) ) {
+            return [];
+        }
+
         $records = $DB->get_records("local_treestudyplan_coach",["user_id" => $userid]);
 
         $list = [];
diff --git a/classes/studyplan.php b/classes/studyplan.php
index 5c0e1c5..d73cef4 100644
--- a/classes/studyplan.php
+++ b/classes/studyplan.php
@@ -636,7 +636,12 @@ class studyplan {
      * @param bool|stdClass|null $user The userid or user record of the user Leave empty to check current user.
      */
     public function is_coach($user=null) {
-        global $DB, $USER;
+        global $DB, $USER
+        ;
+        if ( ! (premium::enabled() && \get_config("local_treestudyplan","enablecoach")) ) {
+            // If coach role is not available, return false immediately.
+            return false;
+        }
         if($user == null) {
             $user = $USER;
             $userid = $USER->id;
diff --git a/coach.php b/coach.php
index 3f47910..9f5a15a 100644
--- a/coach.php
+++ b/coach.php
@@ -39,6 +39,9 @@ $PAGE->set_heading(get_string('coaching_plans', 'local_treestudyplan'));
 
 
 premium::require_premium();
+if ( ! (\get_config("local_treestudyplan","enablecoach")) ) {
+    throw new \moodle_exception("error:coachdisabled","local_treestudyplan");
+}
    
 
 // Load javascripts and specific css.
diff --git a/lang/en/local_treestudyplan.php b/lang/en/local_treestudyplan.php
index 579377a..c9ac5d4 100644
--- a/lang/en/local_treestudyplan.php
+++ b/lang/en/local_treestudyplan.php
@@ -114,7 +114,8 @@ $string["settingdesc_enableplansharing"] = 'Allow students to share access to th
 
 $string["setting_limitcourselist"] = 'Limit course list to studyplan category';
 $string["settingdesc_limitcourselist"] = 'Limit the list of available courses for a studyplan to the category the studyplan is located in.';
-
+$string["setting_enablecoach"] = 'Enable coach rolae';
+$string["settingdesc_enablecoach"] = 'The coach role allows one coach specific access to one studyplan with limited access to modify it.';
 
 $string["setting_courseprogressbar"] = 'Show progress bar in course';
 $string["settingdesc_courseprogressbar"] = 'Show a progress bar in the course popup';
@@ -258,6 +259,7 @@ $string["studyplan_future"] = "Upcoming study plans";
 $string["link_myreport"] = "My study plan";
 $string["link_viewplan"] = "Study plans";
 $string["link_editplan"] = "Manage study plans";
+$string["link_coach"] = "Coaching studyplans";
 $string["nav_invited"] = "View study plan by invitation";
 $string["associations"] = 'Associations';
 $string["associated_cohorts"] = 'Linked cohorts';
@@ -476,6 +478,7 @@ $string["settingdesc_premium_key"] = 'Paste the premium key you received in the
 $string["premiumfeature:morestudyplans"] = 'Creating more than 5 studyplans in a single category is a premium feature.';
 $string["premiumfeature:morecategories"] = 'Creating studyplans in more than 20 categories is a premium feature.';
 $string["premiumfeature:warning"] = 'The features on this page are only accessible if your site has premium features enabled.';
+$string["error:coachdisabled"] = "The coach page has been disabled by the system administrator";
 $string["overall"] = 'Course';
 $string["studyplan_report"] = 'Studyplan result overview';
 $string["overviewreport:all"] = 'Result overview';
diff --git a/lang/nl/local_treestudyplan.php b/lang/nl/local_treestudyplan.php
index 66946f6..ce59d49 100644
--- a/lang/nl/local_treestudyplan.php
+++ b/lang/nl/local_treestudyplan.php
@@ -115,6 +115,8 @@ $string["settingdesc_enableplansharing"] = 'Sta studenten toe om hun studieplann
 
 $string["setting_limitcourselist"] = 'Cursusenlijst beperken tot categorie';
 $string["settingdesc_limitcourselist"] = 'Beperk de lijst met beschikbare cursussen om in een studieplan te slepen tot  de cateogrie waarin het studieplan zich bevindt.';
+$string["setting_enablecoach"] = 'Coach rol inschakelen';
+$string["settingdesc_enablecoach"] = 'Een coach kan aan een specifiek studieplan gekoppeld worden om deze te bewerken en studentresultaten te bekijken.';
 
 $string["setting_courseprogressbar"] = 'Toon voortgangsbalk in cursus';
 $string["settingdesc_courseprogressbar"] = 'Laat een voortgangsbalk zien in de cursuspopup';
@@ -259,6 +261,7 @@ $string["studyplan_future"] = "Toekomstige studieplannen";
 $string["link_myreport"] = "Mijn studieplan";
 $string["link_viewplan"] = "Studieplannen";
 $string["link_editplan"] = "Studieplannen beheren";
+$string["link_coach"] = "Coach op studieplannen";
 $string["nav_invited"] = "Studieplan op uitnodiging bekijken";
 $string["associations"] = 'Koppelingen';
 $string["associated_cohorts"] = 'Gekoppelde site-groepen';
@@ -476,7 +479,8 @@ $string["settingdesc_premium_key"] = 'Premium activation key';
 
 $string["premiumfeature:morestudyplans"] = 'Meer dan 5 studieplannen in één categorie aanmaken kan alleen met premium toegang.';
 $string["premiumfeature:morecategories"] = 'In meer dan 20 categoriën een studieplan aanmaken kan alleen met premium toegang.';
-$string["premiumfeature:warning"] = 'De fucnties in deze pagina kun je alleen gebruiken met premium toegang.';
+$string["premiumfeature:warning"] = 'De functies in deze pagina kun je alleen gebruiken met premium toegang.';
+$string["error:coachdisabled"] = "De coach functie is uitgeschakeld";
 $string["overall"] = 'Cursus voltooid';
 $string["studyplan_report"] = 'Studieplan resultatenoverzicht';
 $string["overviewreport:all"] = 'Resultatenoverzicht';
diff --git a/lib.php b/lib.php
index 905725b..94faf87 100644
--- a/lib.php
+++ b/lib.php
@@ -24,6 +24,7 @@
  require_once($CFG->dirroot.'/course/modlib.php');
 
 use local_treestudyplan\local\helpers\webservicehelper;
+use local_treestudyplan\premium;
 use \local_treestudyplan\studyplan;
 use local_treestudyplan\studyplanpage;
 
@@ -55,6 +56,10 @@ function local_treestudyplan_autofill_customusermenuitems() {
             "/local/treestudyplan/view-plan.php" => ["included" => false, "strkey" => "link_viewplan"],
             "/local/treestudyplan/edit-plan.php" => ["included" => false, "strkey" => "link_editplan"],
         ];
+        if ((premium::enabled() && \get_config("local_treestudyplan","enablecoach"))) {
+            // Also include the coach role if enabled
+            $navitems["/local/treestudyplan/coach.php"] = ["included" => false, "strkey" => "link_coach"];
+        }
 
         // Load the custom menu items from config.
         $custommenuitems = get_config("core", "custommenuitems");
@@ -98,7 +103,7 @@ function local_treestudyplan_autofill_customusermenuitems() {
  * @param global_navigation $navigation Navigation object
  */
 function local_treestudyplan_extend_navigation(global_navigation $navigation) {
-    global $CFG, $PAGE, $COURSE, $USER;
+    global $CFG, $PAGE, $COURSE, $USER, $DB;
 
     $systemcontext = context_system::instance();
 
@@ -193,10 +198,30 @@ function local_treestudyplan_extend_navigation(global_navigation $navigation) {
         } else {
             $hideprimaryhrefs[] = "/local/treestudyplan/edit-plan.php";
         }
+        if ( (premium::enabled() && \get_config("local_treestudyplan","enablecoach")) && 
+             (has_capability('local/treestudyplan:coach', context_system::instance())
+             || webservicehelper::has_capability_in_any_category('local/treestudyplan:coach')
+             ) && $DB->count_records("local_treestudyplan_coach",["user_id" => $USER->id]) > 0
+            ) {
+            $node = navigation_node::create(
+                get_string("link_coach", "local_treestudyplan"),
+                new moodle_url($CFG->wwwroot . "/local/treestudyplan/coach.php", array()),
+                global_navigation::TYPE_SYSTEM ,
+                null,
+                "local_treestudyplan_coach",
+                new pix_icon("viewplans", '', 'local_treestudyplan')
+                );
+            $node->showinflatnavigation = true;
+            $node->showinsecondarynavigation = true;
+            $navigation->add_node($node, 'mycourses');
+        } else {
+            $hideprimaryhrefs[] = "/local/treestudyplan/coach.php";
+        }
     } else {
         $hideprimaryhrefs[] = "/local/treestudyplan/myreport.php";
         $hideprimaryhrefs[] = "/local/treestudyplan/edit-plan.php";
         $hideprimaryhrefs[] = "/local/treestudyplan/view-plan.php";
+        $hideprimaryhrefs[] = "/local/treestudyplan/coach.php";
     }
     // Create invitenode node.
     $invitenode = navigation_node::create(
diff --git a/settings.php b/settings.php
index 7f675d6..df0c156 100644
--- a/settings.php
+++ b/settings.php
@@ -119,6 +119,15 @@ if ($hassiteconfig) {
         get_string('settingdesc_limitcourselist', 'local_treestudyplan'),
         false,
     ));
+    
+    if (premium::enabled()) {
+        //get_config("local_treestudyplan","enablecoach")
+        $page->add(new admin_setting_configcheckbox('local_treestudyplan/enablecoach',
+            get_string('setting_enablecoach', 'local_treestudyplan'),
+            get_string('settingdesc_enablecoach', 'local_treestudyplan'),
+            false,
+        ));
+    }
 
     $page->add(new admin_setting_configselect('local_treestudyplan/display_field',
             get_string('setting_display_field', 'local_treestudyplan'),
diff --git a/version.php b/version.php
index 908a389..36d423b 100644
--- a/version.php
+++ b/version.php
@@ -22,7 +22,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'local_treestudyplan';  // Recommended since 2.0.2 (MDL-26035). Required since 3.0 (MDL-48494).
-$plugin->version = 2024031000;  // YYYYMMDDHH (year, month, day, iteration).
+$plugin->version = 2024031002;  // YYYYMMDDHH (year, month, day, iteration).
 $plugin->requires = 2021051700; // YYYYMMDDHH (This is the release version for Moodle 3.11).
 
 $plugin->release = "1.1.6";