diff --git a/Tasks/PdfBuilder.cs b/Tasks/PdfBuilder.cs
index 1179e55..6940f70 100644
--- a/Tasks/PdfBuilder.cs
+++ b/Tasks/PdfBuilder.cs
@@ -121,17 +121,18 @@ public class PdfBuilder
             }
 
             // national addresses
-            for (var i =  0; i < addressSet.KasPersons.Count; i++)
+            foreach (var person in addressSet.KasPersons
+                         .Where(person => person.IsGermany())
+                         .OrderBy(person => person.used_plz))
             {
                 string senderLineID = senderLine;
-                if (!addressSet.KasPersons[i].IsGermany()) continue;
-                var addr = AddressCreator.CreateFinalMarkdownString(addressSet.KasPersons[i].id);
+                var addr = AddressCreator.CreateFinalMarkdownString(person.id);
                 if (string.IsNullOrWhiteSpace(addr)) continue;
                 if (pvst)
                     senderLineID += $"</font6>**PvSt, DP AG, Entgelt bezahlt, ZKZ {Settings._instance.pdfExport.rsZKZ}**\n<font6>";
                 
-                if (addressSet.KasPersons[i].refsid != null || addressSet.KasPersons[i].refsid != 0)
-                    senderLineID += $"ID: {addressSet.KasPersons[i].refsid}\n</font6>";
+                if (person.refsid != null || person.refsid != 0)
+                    senderLineID += $"ID: {person.refsid}\n</font6>";
                 else
                     senderLineID += "\n</font6>";
                 if (!string.IsNullOrEmpty(senderLineID))
@@ -141,17 +142,19 @@ public class PdfBuilder
             }
             
             // international addresses
-            for (var i = 0; i < addressSet.KasPersons.Count; i++)
+            foreach (var person in addressSet.KasPersons
+                         .Where(person => !person.IsGermany())
+                         .OrderBy(person => person.land)
+                         .ThenBy(person => person.used_plz))
             {
                 string senderLineID = senderLine;
-                if (addressSet.KasPersons[i].IsGermany()) continue;
-                var addr = AddressCreator.CreateFinalMarkdownString(addressSet.KasPersons[i].id);
+                var addr = AddressCreator.CreateFinalMarkdownString(person.id);
                 if (string.IsNullOrWhiteSpace(addr)) continue;
                 if (pvst)
                     senderLineID += $"</font6>**PvSt, DP AG, Entgelt bezahlt, ZKZ {Settings._instance.pdfExport.rsZKZ}**\n<font6>";
 
-                if (addressSet.KasPersons[i].refsid != null || addressSet.KasPersons[i].refsid != 0)
-                    senderLineID += $"ID: {addressSet.KasPersons[i].refsid}\n</font6>";
+                if (person.refsid != null || person.refsid != 0)
+                    senderLineID += $"ID: {person.refsid}\n</font6>";
                 else
                     senderLineID += "\n</font6>";
                 if (!string.IsNullOrEmpty(senderLineID))