diff --git a/openslides/motions/config_variables.py b/openslides/motions/config_variables.py
index ac16c1e08..469811f18 100644
--- a/openslides/motions/config_variables.py
+++ b/openslides/motions/config_variables.py
@@ -103,26 +103,32 @@ def get_config_variables():
         subgroup='General')
 
     # Amendments
-    # Amendments currently not implemented. (TODO: Implement it like in OpenSlides 1.7.)
     yield ConfigVariable(
         name='motions_amendments_enabled',
         default_value=False,
         input_type='boolean',
         label='Activate amendments',
-        hidden=True,
         weight=335,
         group='Motions',
         subgroup='Amendments')
 
     yield ConfigVariable(
         name='motions_amendments_prefix',
-        default_value='A',
+        default_value='-',
         label='Prefix for the identifier for amendments',
-        hidden=True,
         weight=340,
         group='Motions',
         subgroup='Amendments')
 
+    yield ConfigVariable(
+        name='motions_amendments_apply_title_text',
+        default_value=False,
+        input_type='boolean',
+        label='Apply title and text for new amendments',
+        weight=342,
+        group='Motions',
+        subgroup='Amendments')
+
     # Supporters
 
     yield ConfigVariable(
diff --git a/openslides/motions/serializers.py b/openslides/motions/serializers.py
index c1f4a291c..714d56f89 100644
--- a/openslides/motions/serializers.py
+++ b/openslides/motions/serializers.py
@@ -243,7 +243,7 @@ class MotionSerializer(ModelSerializer):
             'polls',
             'agenda_item_id',
             'log_messages',)
-        read_only_fields = ('parent', 'state')  # Some other fields are also read_only. See definitions above.
+        read_only_fields = ('state',)  # Some other fields are also read_only. See definitions above.
 
     @transaction.atomic
     def create(self, validated_data):
@@ -257,6 +257,7 @@ class MotionSerializer(ModelSerializer):
         motion.identifier = validated_data.get('identifier')
         motion.category = validated_data.get('category')
         motion.origin = validated_data.get('origin', '')
+        motion.parent = validated_data.get('parent')
         motion.reset_state(validated_data.get('workflow_id'))
         motion.save()
         if validated_data.get('submitters'):
diff --git a/openslides/motions/static/js/motions/site.js b/openslides/motions/static/js/motions/site.js
index 2d81b467a..1e92964f4 100644
--- a/openslides/motions/static/js/motions/site.js
+++ b/openslides/motions/static/js/motions/site.js
@@ -272,6 +272,9 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
                     motion: function(Motion, $stateParams) {
                         return Motion.find($stateParams.id);
                     },
+                    motions: function(Motion) {
+                        return Motion.findAll();
+                    },
                     categories: function(Category) {
                         return Category.findAll();
                     },
@@ -819,7 +822,7 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
     'gettextCatalog',
     'diffService',
     function($scope, $http, $timeout, ngDialog, MotionForm, Motion, Category, Mediafile, Tag, User, Workflow, Editor,
-             Config,motion, SingleMotionContentProvider, MotionContentProvider, PdfMakeConverter,
+             Config, motion, SingleMotionContentProvider, MotionContentProvider, PdfMakeConverter,
              PdfMakeDocumentProvider, gettextCatalog, diffService) {
         Motion.bindOne(motion.id, $scope, 'motion');
         Category.bindAll({}, $scope, 'categories');
@@ -832,6 +835,10 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
         $scope.isCollapsed = true;
         $scope.lineNumberMode = Config.get('motions_default_line_numbering').value;
         $scope.lineBrokenText = motion.getTextWithLineBreaks($scope.version);
+        if (motion.parent_id) {
+            Motion.bindOne(motion.parent_id, $scope, 'parent');
+        }
+        $scope.amendments = Motion.filter({parent_id: motion.id});
 
         $scope.makePDF = function(){
           var content = motion.getText($scope.version) + motion.getReason($scope.version),
@@ -875,6 +882,15 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
         $scope.unsupport = function () {
             $http.delete('/rest/motions/motion/' + motion.id + '/support/');
         };
+        // open dialog for new amendment
+        $scope.newAmendment = function () {
+            var dialog = MotionForm.getDialog();
+            if (dialog.scope === undefined) {
+                dialog.scope = {};
+            }
+            dialog.scope = $scope;
+            ngDialog.open(dialog);
+        };
         // update state
         $scope.updateState = function (state_id) {
             $http.put('/rest/motions/motion/' + motion.id + '/set_state/', {'state': state_id});
@@ -1038,6 +1054,7 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
 
 .controller('MotionCreateCtrl', [
     '$scope',
+    '$state',
     'gettext',
     'Motion',
     'MotionForm',
@@ -1049,7 +1066,7 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
     'Workflow',
     'Agenda',
     'AgendaUpdate',
-    function($scope, gettext, Motion, MotionForm, Category, Config, Mediafile, Tag, User, Workflow, Agenda, AgendaUpdate) {
+    function($scope, $state, gettext, Motion, MotionForm, Category, Config, Mediafile, Tag, User, Workflow, Agenda, AgendaUpdate) {
         Category.bindAll({}, $scope, 'categories');
         Mediafile.bindAll({}, $scope, 'mediafiles');
         Tag.bindAll({}, $scope, 'tags');
@@ -1057,13 +1074,27 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
         Workflow.bindAll({}, $scope, 'workflows');
 
         $scope.model = {};
-        // set default values for create form
+
+        // Check whether this is a new amendment.
+        var isAmendment = $scope.$parent.motion && $scope.$parent.motion.id;
+
+        // Set default values for create form
         // ... set preamble config value as text
         $scope.model.text = Config.get('motions_preamble').value;
+        // ... for amendments add parent_id
+        if (isAmendment) {
+            if (Config.get('motions_amendments_apply_title_text').value) {
+                $scope.model.title = $scope.$parent.motion.getTitle();
+                $scope.model.text = $scope.$parent.motion.getText();
+            }
+            $scope.model.parent_id = $scope.$parent.motion.id;
+            Motion.bindOne($scope.model.parent_id, $scope, 'parent');
+        }
         // ... preselect default workflow
         $scope.model.workflow_id = Config.get('motions_workflow').value;
         // get all form fields
         $scope.formFields = MotionForm.getFormFields();
+
         // save motion
         $scope.save = function (motion) {
             Motion.create(motion).then(
@@ -1073,6 +1104,9 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
                     var changes = [{key: 'type', value: (motion.showAsAgendaItem ? 1 : 2)},
                                    {key: 'parent_id', value: motion.agenda_parent_item_id}];
                     AgendaUpdate.saveChanges(success.agenda_item_id, changes);
+                    if (isAmendment) {
+                        $state.go('motions.motion.detail', {id: success.id});
+                    }
                     $scope.closeThisDialog();
                 }
             );
@@ -1346,7 +1380,7 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
             var importedUsers = [];
             var importedCategories = [];
             // collect users and categories
-            angular.forEach($scope.motions, function (motion){
+            angular.forEach($scope.motions, function (motion) {
                 if (!motion.importerror) {
                     // collect user if not exists
                     if (!motion.submitters_id && motion.submitter) {
@@ -1630,8 +1664,7 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions', 'OpenSlid
         gettext('Amendments');
         gettext('Activate amendments');
         gettext('Prefix for the identifier for amendments');
-        /// Prefix for the identifier for amendments
-        gettext('A');
+        gettext('Apply title and text for new amendments');
 
         // subgroup Suppoerters
         gettext('Supporters');
diff --git a/openslides/motions/static/templates/motions/motion-detail.html b/openslides/motions/static/templates/motions/motion-detail.html
index f76fbb933..6a770b05c 100644
--- a/openslides/motions/static/templates/motions/motion-detail.html
+++ b/openslides/motions/static/templates/motions/motion-detail.html
@@ -31,6 +31,10 @@
     <h1>{{ motion.agenda_item.getTitle() || motion.getTitle() }}</h1>
     <h2>
         <translate>Motion</translate> {{ motion.identifier }}
+        <span ng-if="parent">
+          (<translate>Amendment of motion</translate>
+          <a ui-sref="motions.motion.detail({id: parent.id})">{{ parent.identifier || parent.getTitle() }}</a>)
+        </span>
         <span ng-if="motion.versions.length > 1" >| Version {{ motion.getVersion(version).version_number }}</span>
         <span ng-if="motion.active_version != version" class="label label-warning">
           <i class="fa fa-exclamation-triangle"></i>
@@ -56,7 +60,7 @@
           <!-- submitters -->
           <h3 translate>Submitters</h3>
           <div ng-repeat="submitter in motion.submitters">
-            {{ submitter.get_full_name() }}<br>
+            {{ submitter.get_full_name() }}
           </div>
 
           <!-- supporters -->
@@ -77,6 +81,19 @@
               <translate>Unsupport motion</translate>
             </button>
           </div>
+          <!-- Amendments -->
+          <div ng-if="config('motions_amendments_enabled')">
+            <h3 translate>Amendments</h3>
+            <div ng-repeat="amendment in amendments">
+              <a ui-sref="motions.motion.detail({id: amendment.id})">
+                <translate>Motion</translate> {{ amendment.identifier || amendment.getTitle() }}
+              </a>
+            </div>
+            <button os-perms="motions.can_create" ng-click="newAmendment()" class="btn btn-default btn-sm">
+              <i class="fa fa-plus"></i>
+              <translate>New amendment</translate>
+            </button>
+          </div>
       </div>
       <div class="col-md-4">
           <!-- Category -->
diff --git a/openslides/motions/static/templates/motions/motion-form.html b/openslides/motions/static/templates/motions/motion-form.html
index 5908b9dc7..eac2c5d64 100644
--- a/openslides/motions/static/templates/motions/motion-form.html
+++ b/openslides/motions/static/templates/motions/motion-form.html
@@ -1,5 +1,6 @@
 <h1 ng-if="model.id" translate>Edit motion</h1>
-<h1 ng-if="!model.id" translate>New motion</h1>
+<h1 ng-if="!model.id && !parent" translate>New motion</h1>
+<h1 ng-if="parent"><translate>New amendment of motion</translate> {{ parent.identifier || parent.getTitle() }}</h1>
 
 <uib-alert ng-show="alert.show" type="{{ alert.type }}" ng-click="alert={}" close="alert={}">
   {{ alert.msg }}
diff --git a/tests/old/motions/test_models.py b/tests/old/motions/test_models.py
index bc8c9b3e7..4a06ead1e 100644
--- a/tests/old/motions/test_models.py
+++ b/tests/old/motions/test_models.py
@@ -171,7 +171,7 @@ class ModelTest(TestCase):
 
         motion.set_identifier()
 
-        self.assertEqual(motion.identifier, 'Parent identifier A 1')
+        self.assertEqual(motion.identifier, 'Parent identifier - 1')
 
     def test_set_identifier_second_amendment(self):
         """
@@ -186,7 +186,7 @@ class ModelTest(TestCase):
 
         motion.set_identifier()
 
-        self.assertEqual(motion.identifier, 'Parent identifier A 2')
+        self.assertEqual(motion.identifier, 'Parent identifier - 2')
 
 
 class ConfigTest(TestCase):