diff --git a/app/Umbraco/Umbraco.Archetype/Models/ArchetypePreValue.cs b/app/Umbraco/Umbraco.Archetype/Models/ArchetypePreValue.cs
index d670bae..6c99901 100644
--- a/app/Umbraco/Umbraco.Archetype/Models/ArchetypePreValue.cs
+++ b/app/Umbraco/Umbraco.Archetype/Models/ArchetypePreValue.cs
@@ -49,6 +49,9 @@ namespace Archetype.Models
         [JsonProperty("hidePropertyLabel")]
         public bool HidePropertyLabel { get; set; }
 
+        [JsonProperty("minFieldsets", NullValueHandling = NullValueHandling.Ignore)]
+        public int MinFieldsets { get; set; }
+
         [JsonProperty("maxFieldsets", NullValueHandling = NullValueHandling.Ignore)]
         public int MaxFieldsets { get; set; }
 
diff --git a/app/controllers/controller.js b/app/controllers/controller.js
index 358062a..2f538f7 100644
--- a/app/controllers/controller.js
+++ b/app/controllers/controller.js
@@ -1,5 +1,5 @@
 {{VERSION}}
-angular.module("umbraco").controller("Imulus.ArchetypeController", function ($scope, $http, $filter, assetsService, angularHelper, notificationsService, $timeout, fileManager, entityResource, archetypeService, archetypeLabelService, archetypeCacheService, archetypePropertyEditorResource) {
+angular.module("umbraco").controller("Imulus.ArchetypeController", function ($scope, $http, $filter, $interpolate, assetsService, angularHelper, notificationsService, $timeout, fileManager, entityResource, archetypeService, archetypeLabelService, archetypeCacheService, archetypePropertyEditorResource, archetypeLocalizationService) {
 
     // Variables.
     var draggedParent;
@@ -541,6 +541,13 @@ angular.module("umbraco").controller("Imulus.ArchetypeController", function ($sc
         $timeout(function () {
             $scope.handleMandatoryValidation();
         }, 50);
+
+        // localize the message for minimum fieldsets validation errors
+        archetypeLocalizationService.localize("minFieldsetsMessage").then(function (value) {
+            value = value || "You must add minimum {{minFieldsets}} items";
+            var exp = $interpolate(value);
+            $scope.minFieldsetsMessage = exp({ minFieldsets: $scope.model.config.minFieldsets });
+        });
     }
 
     function addDefaultProperties(fieldsets)
@@ -798,6 +805,13 @@ angular.module("umbraco").controller("Imulus.ArchetypeController", function ($sc
         }
     }
 
+    $scope.minFieldsetsFulfilled = function () {
+        if (!$scope.model.config.minFieldsets) {
+            return true;
+        }
+        return $scope.numberOfEnabledFieldsets() >= $scope.model.config.minFieldsets;
+    }
+
     //custom js
     if ($scope.model.config.customJsPath) {
         assetsService.loadJs($scope.model.config.customJsPath);
diff --git a/app/views/archetype.config.fieldset.dialog.html b/app/views/archetype.config.fieldset.dialog.html
index a686220..e296528 100644
--- a/app/views/archetype.config.fieldset.dialog.html
+++ b/app/views/archetype.config.fieldset.dialog.html
@@ -14,6 +14,10 @@
         <div>
             <label for="archetypeAdvancedOptionsMultipleOpen"><input type="checkbox" id="archetypeAdvancedOptionsMultipleOpen" ng-model="dialogData.model.enableMultipleOpen" /><archetype-localize key="enableMultipleOpen">Enable Multiple Open Fieldsets?</archetype-localize><small><archetype-localize key="enableMultipleOpenDescription">When fieldset collapsing is enabled, this allows multiple fieldsets to be open at the same time.</archetype-localize></small></label>
         </div>
+        <div>
+            <label for="archetypeAdvancedOptionsMinFieldsets"><archetype-localize key="minFieldsets">Min Fieldsets</archetype-localize><small><archetype-localize key="minFieldsetsDescription">How many Fieldsets are required? Default is none.</archetype-localize></small></label>
+            <input type="number" id="archetypeAdvancedOptionsMinFieldsets" class="archetypeMaxFieldsets" ng-model="dialogData.model.minFieldsets" />
+        </div>
         <div>
             <label for="archetypeAdvancedOptionsMaxFieldsets"><archetype-localize key="maxFieldsets">Max Fieldsets</archetype-localize><small><archetype-localize key="maxFieldsetsDescription">How many Fieldsets are allowed? Entering '1' will disable the controls. Default is unlimited.</archetype-localize></small></label>
             <input type="number" id="archetypeAdvancedOptionsMaxFieldsets" class="archetypeMaxFieldsets" ng-model="dialogData.model.maxFieldsets"/>
diff --git a/app/views/archetype.default.html b/app/views/archetype.default.html
index 3a2c754..087b09d 100644
--- a/app/views/archetype.default.html
+++ b/app/views/archetype.default.html
@@ -14,6 +14,10 @@
     <input type="hidden" name="archetypeMandatory" ng-model="model.mandatoryValidation" ng-required="model.validation.mandatory" />
     <div><span class="help-inline" val-msg-for="archetypeMandatory" val-toggle-msg="required"><archetype-localize key="required">Required</archetype-localize></span></div>
 
+    <!-- Min fieldsets validation. -->
+    <input type="hidden" name="archetypeMinFieldsets" ng-model="model.mandatoryMinFieldsets" ng-required="!minFieldsetsFulfilled()" />
+    <div><span class="help-inline" val-msg-for="archetypeMinFieldsets" val-toggle-msg="required">{{minFieldsetsMessage}}</span></div>
+
     <!-- Fieldsets. -->
     <ul ui-sortable="sortableOptions" class="archetypeSortable" ng-class="{archetypeEmpty: model.value.fieldsets.length === 0 || sortingLastItem(), archetypeCrossDraggable: model.config.enableCrossDragging}" ng-model="model.value.fieldsets">
         <li ng-repeat="fieldset in model.value.fieldsets">