diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/MultiUserExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/MultiUserExt.cs
index 99c0108c..5a741d6d 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/MultiUserExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/MultiUserExt.cs
@@ -1232,6 +1232,11 @@ namespace VEPROMS.CSLA.Library
 			}
 			return false;
 		}
+		// B2018-112 added for easy check if user's PROMS Security allows making edits - used in StepTabRibbon - SetButtonAndMenuEnabling()
+		public bool IsAllowedToEdit(DocVersionInfo dvi)
+		{
+			return IsAdministrator() || IsSetAdministrator(dvi) || IsWriter(dvi);
+		}
 		public static UserInfo GetByUserID(string userID)
 		{
 			try
diff --git a/PROMS/Volian.Controls.Library/StepTabRibbon.cs b/PROMS/Volian.Controls.Library/StepTabRibbon.cs
index 97bbbf45..e0710122 100644
--- a/PROMS/Volian.Controls.Library/StepTabRibbon.cs
+++ b/PROMS/Volian.Controls.Library/StepTabRibbon.cs
@@ -1490,7 +1490,7 @@ namespace Volian.Controls.Library
 			if (!MyItemInfo.IsEnhancedStep && !MyItemInfo.IsEnhancedSection &&
 				(((MyItemInfo.ActiveFormat.PlantFormat.FormatData.PurchaseOptions.Value & E_PurchaseOptions.EnhancedBackgrounds) == E_PurchaseOptions.EnhancedBackgrounds) ||
 				((MyItemInfo.ActiveFormat.PlantFormat.FormatData.PurchaseOptions.Value & E_PurchaseOptions.EnhancedDeviations) == E_PurchaseOptions.EnhancedDeviations)))
-				SetButtonEnablingForEnhanced(true);
+				SetButtonEnablingForEnhanced(MyUserInfo.IsAllowedToEdit(dvi));  // B2018-112 - set context menu and ribbon buttons based on user's PROMS Security setting 
 
 			if (dvi.VersionType > 127 || MyEditItem.MyStepPanel.VwMode == E_ViewMode.View)
 			{
@@ -1629,7 +1629,7 @@ namespace Volian.Controls.Library
 			bool allowDel = false;
 			EnhancedDocuments eds = MyItemInfo.GetMyEnhancedDocuments();
 			// note in follow if statements, 'setting' == false when in enhanced document:
-			if (!setting && MyItemInfo.IsStep && (eds == null || eds.Count == 0))	// this step is in enhanced, but not linked
+			if (setting && MyItemInfo.IsStep && (eds == null || eds.Count == 0))	// this step is in enhanced, but not linked // B2018-112 and is allowed to edit
 				allowDel = true;	// allow delete if not linked
 			btnCpyStp.Enabled = setting;
 			//B20170-158 Allow a Unlinked Step to be pasted before or after a linked step.