diff --git a/admin/tool/lp/classes/api.php b/admin/tool/lp/classes/api.php
index 425697a4ac20e..d63e2d528182f 100644
--- a/admin/tool/lp/classes/api.php
+++ b/admin/tool/lp/classes/api.php
@@ -1279,15 +1279,14 @@ public static function update_plan(stdClass $record) {
             throw new required_capability_exception($context, 'tool/lp:planmanage', 'nopermissions', '');
         }
 
+        // Are we trying to set the plan as complete?
+        if ($plan->get_status() == plan::STATUS_COMPLETE && $beforestatus != plan::STATUS_COMPLETE) {
+            throw new coding_exception('To set a plan as complete api::complete_plan() must be used.');
+        }
+
         // Wrap the updates in a DB transaction.
         $transaction = $DB->start_delegated_transaction();
 
-        // Archive user competencies if the status of the plan is changed to complete.
-        $mustarchivecompetencies = ($plan->get_status() == plan::STATUS_COMPLETE && $beforestatus != plan::STATUS_COMPLETE);
-        if ($mustarchivecompetencies) {
-            self::archive_user_competencies_in_plan($plan);
-        }
-
         // Delete archived user competencies if the status of the plan is changed from complete to another status.
         $mustremovearchivedcompetencies = ($beforestatus == plan::STATUS_COMPLETE && $plan->get_status() != plan::STATUS_COMPLETE);
         if ($mustremovearchivedcompetencies) {
@@ -1349,6 +1348,51 @@ public static function delete_plan($id) {
         return $success;
     }
 
+    /**
+     * Complete a plan.
+     *
+     * @param int|plan $planorid The plan, or its ID.
+     * @return bool
+     */
+    public static function complete_plan($planorid) {
+        global $DB;
+
+        $plan = $planorid;
+        if (!is_object($planorid)) {
+            $plan = new plan($planorid);
+        }
+
+        // Validate that the plan can be managed.
+        if (!$plan->can_manage()) {
+            throw new required_capability_exception($plan->get_context(), 'tool/lp:planmanage', 'nopermissions', '');
+        }
+
+        // Check if the plan was already completed.
+        if ($plan->get_status() == plan::STATUS_COMPLETE) {
+            throw new coding_exception('The plan is already complete.');
+        }
+
+        $plan->set_status(plan::STATUS_COMPLETE);
+
+        // The user should also be able to manage the plan when it's completed.
+        if (!$plan->can_manage()) {
+            throw new required_capability_exception($plan->get_context(), 'tool/lp:planmanage', 'nopermissions', '');
+        }
+
+        // Do the things.
+        $transaction = $DB->start_delegated_transaction();
+        self::archive_user_competencies_in_plan($plan);
+        $success = $plan->update();
+
+        if (!$success) {
+            $transaction->rollback(new moodle_exception('The plan could not be updated.'));
+            return $success;
+        }
+
+        $transaction->allow_commit();
+        return $success;
+    }
+
     /**
      * List the competencies in a user plan.
      *
diff --git a/admin/tool/lp/classes/plan.php b/admin/tool/lp/classes/plan.php
index 89d1b8078867f..18ded46ad1365 100644
--- a/admin/tool/lp/classes/plan.php
+++ b/admin/tool/lp/classes/plan.php
@@ -252,6 +252,18 @@ public static function can_read_user_draft($planuserid) {
             || self::can_manage_user_draft($planuserid);
     }
 
+    /**
+     * Get the recordset of the plans that are due and incomplete.
+     *
+     * @return \moodle_recordset
+     */
+    public static function get_recordset_for_due_and_incomplete() {
+        global $DB;
+        $sql = "duedate > 0 AND duedate < :now AND status != :status";
+        $params = array('now' => time(), 'status' => self::STATUS_COMPLETE);
+        return $DB->get_recordset_select(self::TABLE, $sql, $params);
+    }
+
     /**
      * Return a list of status depending on capabilities.
      *
diff --git a/admin/tool/lp/classes/task/complete_plans_task.php b/admin/tool/lp/classes/task/complete_plans_task.php
new file mode 100644
index 0000000000000..8e9838932939d
--- /dev/null
+++ b/admin/tool/lp/classes/task/complete_plans_task.php
@@ -0,0 +1,64 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Complete plans task.
+ *
+ * @package    tool_lp
+ * @copyright  2015 Frédéric Massart - FMCorz.net
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace tool_lp\task;
+defined('MOODLE_INTERNAL') || die();
+
+use tool_lp\api;
+use tool_lp\plan;
+
+/**
+ * Complete plans task class.
+ *
+ * This task should run relatively often because the plans due dates can be set at
+ * any time of the day in any timezone.
+ *
+ * @package    tool_lp
+ * @copyright  2015 Frédéric Massart - FMCorz.net
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class complete_plans_task extends \core\task\scheduled_task {
+
+    /**
+     * Get a descriptive name for this task.
+     *
+     * @return string
+     */
+    public function get_name() {
+        return get_string('completeplanstask', 'tool_lp');
+    }
+
+    /**
+     * Do the job.
+     */
+    public function execute() {
+        $records = plan::get_recordset_for_due_and_incomplete();
+        foreach ($records as $record) {
+            $plan = new plan(0, $record);
+            api::complete_plan($plan);
+        }
+        $records->close();
+    }
+
+}
diff --git a/admin/tool/lp/db/tasks.php b/admin/tool/lp/db/tasks.php
new file mode 100644
index 0000000000000..08b95b1a7e68a
--- /dev/null
+++ b/admin/tool/lp/db/tasks.php
@@ -0,0 +1,37 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Tasks definitions.
+ *
+ * @package    tool_lp
+ * @copyright  2015 Frédéric Massart - FMCorz.net
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$tasks = array(
+    array(
+        'classname' => 'tool_lp\task\complete_plans_task',
+        'blocking' => 0,
+        'minute' => 'R',
+        'hour' => '*',
+        'day' => '*',
+        'dayofweek' => '*',
+        'month' => '*'
+    ),
+);
diff --git a/admin/tool/lp/lang/en/tool_lp.php b/admin/tool/lp/lang/en/tool_lp.php
index dfd606d51f84e..1aabc0b14e855 100644
--- a/admin/tool/lp/lang/en/tool_lp.php
+++ b/admin/tool/lp/lang/en/tool_lp.php
@@ -47,6 +47,7 @@
 $string['competencyrelatedcompetencies'] = '{$a} related competencies';
 $string['competencyrule'] = 'Competency rule';
 $string['competencyupdated'] = 'Competency updated';
+$string['completeplanstask'] = 'Complete plans which are due';
 $string['configurescale'] = 'Configure scales';
 $string['coursecompetencies'] = 'Course competencies';
 $string['coursesusingthiscompetency'] = 'Courses using this competency';
diff --git a/admin/tool/lp/tests/api_test.php b/admin/tool/lp/tests/api_test.php
index dbec9cb9e650d..1bcad60f4ceae 100644
--- a/admin/tool/lp/tests/api_test.php
+++ b/admin/tool/lp/tests/api_test.php
@@ -411,14 +411,87 @@ public function test_update_plan() {
             'status' => \tool_lp\plan::STATUS_ACTIVE
         );
         $plan = api::create_plan((object)$plan);
+
+        // Silently transition to complete status to avoid errors about transitioning to complete.
+        $plan->set_status(\tool_lp\plan::STATUS_COMPLETE);
+        $plan->update();
+
         $record = $plan->to_record();
         $record->name = 'plan create own modified';
-        $record->status = \tool_lp\plan::STATUS_COMPLETE;
         $plan = api::update_plan($record);
         $this->assertInstanceOf('\tool_lp\plan', $plan);
 
     }
 
+    /**
+     * Test that the method to complete a plan.
+     */
+    public function test_complete_plan() {
+        global $DB;
+
+        $this->resetAfterTest(true);
+        $this->setAdminUser();
+        $dg = $this->getDataGenerator();
+        $lpg = $this->getDataGenerator()->get_plugin_generator('tool_lp');
+        $user = $dg->create_user();
+
+        // Create a framework and assign competencies.
+        $framework = $lpg->create_framework();
+        $c1 = $lpg->create_competency(array('competencyframeworkid' => $framework->get_id()));
+        $c2 = $lpg->create_competency(array('competencyframeworkid' => $framework->get_id()));
+        $c3 = $lpg->create_competency(array('competencyframeworkid' => $framework->get_id()));
+
+        // Create two plans and assign competencies.
+        $plan = $lpg->create_plan(array('userid' => $user->id));
+        $otherplan = $lpg->create_plan(array('userid' => $user->id));
+
+        $lpg->create_plan_competency(array('planid' => $plan->get_id(), 'competencyid' => $c1->get_id()));
+        $lpg->create_plan_competency(array('planid' => $plan->get_id(), 'competencyid' => $c2->get_id()));
+        $lpg->create_plan_competency(array('planid' => $plan->get_id(), 'competencyid' => $c3->get_id()));
+        $lpg->create_plan_competency(array('planid' => $otherplan->get_id(), 'competencyid' => $c1->get_id()));
+
+        $uclist = array(
+            $lpg->create_user_competency(array('userid' => $user->id, 'competencyid' => $c1->get_id(),
+                'proficiency' => true, 'grade' => 1 )),
+            $lpg->create_user_competency(array('userid' => $user->id, 'competencyid' => $c2->get_id(),
+                'proficiency' => false, 'grade' => 2 ))
+        );
+
+        $this->assertEquals(2, \tool_lp\user_competency::count_records());
+        $this->assertEquals(0, \tool_lp\user_competency_plan::count_records());
+
+        // Change status of the plan to complete.
+        api::complete_plan($plan);
+
+        // Check that user competencies are now in user_competency_plan objects and still in user_competency.
+        $this->assertEquals(2, \tool_lp\user_competency::count_records());
+        $this->assertEquals(3, \tool_lp\user_competency_plan::count_records());
+
+        $usercompetenciesplan = \tool_lp\user_competency_plan::get_records();
+
+        $this->assertEquals($uclist[0]->get_userid(), $usercompetenciesplan[0]->get_userid());
+        $this->assertEquals($uclist[0]->get_competencyid(), $usercompetenciesplan[0]->get_competencyid());
+        $this->assertEquals($uclist[0]->get_proficiency(), (bool) $usercompetenciesplan[0]->get_proficiency());
+        $this->assertEquals($uclist[0]->get_grade(), $usercompetenciesplan[0]->get_grade());
+        $this->assertEquals($plan->get_id(), $usercompetenciesplan[0]->get_planid());
+
+        $this->assertEquals($uclist[1]->get_userid(), $usercompetenciesplan[1]->get_userid());
+        $this->assertEquals($uclist[1]->get_competencyid(), $usercompetenciesplan[1]->get_competencyid());
+        $this->assertEquals($uclist[1]->get_proficiency(), (bool) $usercompetenciesplan[1]->get_proficiency());
+        $this->assertEquals($uclist[1]->get_grade(), $usercompetenciesplan[1]->get_grade());
+        $this->assertEquals($plan->get_id(), $usercompetenciesplan[1]->get_planid());
+
+        $this->assertEquals($user->id, $usercompetenciesplan[2]->get_userid());
+        $this->assertEquals($c3->get_id(), $usercompetenciesplan[2]->get_competencyid());
+        $this->assertNull($usercompetenciesplan[2]->get_proficiency());
+        $this->assertNull($usercompetenciesplan[2]->get_grade());
+        $this->assertEquals($plan->get_id(), $usercompetenciesplan[2]->get_planid());
+
+        // Completing a plan that is completed throws an exception.
+        $this->setExpectedException('coding_exception');
+        api::complete_plan($plan);
+    }
+
     /**
      * Test update plan and the managing of archived user competencies.
      */
@@ -478,7 +551,12 @@ public function test_update_plan_manage_archived_competencies() {
         $record = $plan->to_record();
         $record->status = \tool_lp\plan::STATUS_COMPLETE;
 
-        $plan = api::update_plan($record);
+        try {
+            $plan = api::update_plan($record);
+            $this->fail('We cannot complete a plan using api::update_plan().');
+        } catch (coding_exception $e) {
+        }
+        api::complete_plan($plan);
 
         // Check that user compretencies are now in user_competency_plan objects and still in user_competency.
         $this->assertEquals(2, \tool_lp\user_competency::count_records());
@@ -504,12 +582,6 @@ public function test_update_plan_manage_archived_competencies() {
         $this->assertNull($usercompetenciesplan[2]->get_grade());
         $this->assertEquals($plan->get_id(), $usercompetenciesplan[2]->get_planid());
 
-        $plan = api::update_plan($record);
-
-        // Check that nothing is done if re-updating plan with same status.
-        $this->assertEquals(2, \tool_lp\user_competency::count_records());
-        $this->assertEquals(3, \tool_lp\user_competency_plan::count_records());
-
         // Change status of the plan to active.
         $record = $plan->to_record();
         $record->status = \tool_lp\plan::STATUS_ACTIVE;
diff --git a/admin/tool/lp/version.php b/admin/tool/lp/version.php
index e7ba9c53c39f0..9a86cb6e9eb4c 100644
--- a/admin/tool/lp/version.php
+++ b/admin/tool/lp/version.php
@@ -25,7 +25,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 
-$plugin->version   = 2015111005; // The current plugin version (Date: YYYYMMDDXX).
+$plugin->version   = 2015111010; // The current plugin version (Date: YYYYMMDDXX).
 $plugin->requires  = 2014110400; // Requires this Moodle version.
 $plugin->component = 'tool_lp'; // Full name of the plugin (used for diagnostics).