diff --git a/antragsbestaetigung/antragsbestaetigung-test.tex b/antragsbestaetigung/antragsbestaetigung-test.tex
index 8f61d6771f33c4001ee3397eff7032999d1d2948..53b41abbca42902fa6acf56c8a025874bda3b1d8 100644
--- a/antragsbestaetigung/antragsbestaetigung-test.tex
+++ b/antragsbestaetigung/antragsbestaetigung-test.tex
@@ -1,11 +1,5 @@
 
-\documentclass[%
-,ngerman
-%,visualize
-,twoside
-,serif
-,BLN
-]{ptbletter}
+\documentclass[en]{antragsbestaetigung}
 
 \usepackage{blindtext}
 
diff --git a/antragsbestaetigung/antragsbestaetigung.cls b/antragsbestaetigung/antragsbestaetigung.cls
index 7c0dcb7727e129ce27de72808d9af5e786a3117c..d425e8ef13daf32df8e2300980050bc5b33dd385 100644
--- a/antragsbestaetigung/antragsbestaetigung.cls
+++ b/antragsbestaetigung/antragsbestaetigung.cls
@@ -1 +1,20 @@
+% Rolf Niepraschk, Rolf.Niepraschk@ptb.de
+
+\setcounter{errorcontextlines}{100}  \listfiles
+
+\NeedsTeXFormat{LaTeX2e}[1999/12/01]
+\ProvidesClass{ptbletter}
+    [2015/05/26 v0.1a PTB-Brief-Klasse (RN)]
+
+%\DeclareOption{de}{\def\ptb@lang{main=ngerman}}
+
+\DeclareOption*{\PassOptionsToClass{\CurrentOption}{ptbletter}}
+
+\ProcessOptions\relax
+
+\LoadClass[%
+,BLN
+]{ptbletter}
+
+
 \endinput
diff --git a/ptbletter/ptbletter-doc.tex b/ptbletter/ptbletter-doc.tex
index 8877916ae46cd2313a95e1200ebb9f9c68c777d7..78b849890792a7401e4d1e52fc7186d88cda8bde 100644
--- a/ptbletter/ptbletter-doc.tex
+++ b/ptbletter/ptbletter-doc.tex
@@ -1,7 +1,6 @@
 
 \documentclass[%
 ,ngerman
-%,visualize
 ,twoside
 ,serif
 ,BLN
diff --git a/ptbletter/ptbletter.cls b/ptbletter/ptbletter.cls
index d8bd2d5afbc4e48e7653b647c4e6db4a162f9ad6..0c8a9f484371c4694c35a8f460445a398b8b1d6f 100644
--- a/ptbletter/ptbletter.cls
+++ b/ptbletter/ptbletter.cls
@@ -4,7 +4,7 @@
 
 \NeedsTeXFormat{LaTeX2e}[1999/12/01]
 \ProvidesClass{ptbletter}
-    [2015/05/22 v0.1b PTB-Brief-Klasse (RN)]
+    [2015/05/26 v0.1c PTB-Brief-Klasse (RN)]
 
 \let\ptb@tempdima=\@ovxx
 \let\ptb@tempdimb=\@ovyy
@@ -16,8 +16,6 @@
 \newif\ifptb@BLN \ptb@BLNtrue
 \newif\ifptb@serif \ptb@seriffalse
 
-% TODO: BS, BLN, serif, sanserif
-
 \DeclareOption{german}{\def\ptb@lang{main=ngerman}}
 \DeclareOption{ngerman}{\def\ptb@lang{main=ngerman}}
 \DeclareOption{de}{\def\ptb@lang{main=ngerman}}
@@ -170,16 +168,16 @@
   \parbox{\useplength{firstfootwidth}}{%
     \sffamily\tiny
     \begin{tabular}{@{}l@{}}
-      Hausadresse, Lieferanschrift:\\
+      \iflanguage{ngerman}{Hausadresse, Lieferanschrift:}{Domicile:} \\
       \ifptb@BLN Abbestr. 2--12 \else Bundesallee 100 \fi \\
       \ifptb@BLN 10587 Berlin \else 38116 Braunschweig\fi \\
-      DEUTSCHLAND
+      \iflanguage{ngerman}{DEUTSCHLAND}{GERMANY} \\
     \end{tabular}%
     \hfill
     \begin{tabular}{@{}l@{~}l@{}}
-      Telefon: & \ifptb@BLN +49 30 3481-0 \else +49 531 592-0 \fi \\
-      Telefax: & \ifptb@BLN +49 30 3481-7490 \else +49 531 592-9292 \fi \\
-      E-Mail:  & \ifptb@BLN poststelle\_ib@ptb.de \else poststelle@ptb.de \fi \\
+      \usekomavar*{fromphone} & \ifptb@BLN +49 30 3481-0 \else +49 531 592-0 \fi \\
+      \usekomavar*{fromfax} & \ifptb@BLN +49 30 3481-7490 \else +49 531 592-9292 \fi \\
+      \usekomavar*{fromemail} & \ifptb@BLN poststelle\_ib@ptb.de \else poststelle@ptb.de \fi \\
       Internet: & http://www.ptb.de
     \end{tabular}%
     \hfill
@@ -194,7 +192,7 @@
       \ifptb@BLN PTB Braunschweig \else PTB Berlin-Charlottenburg \fi \\
       \ifptb@BLN Bundesallee 100 \else Abbestr. 2--12 \fi \\
       \ifptb@BLN 38116 Braunschweig \else 10587 Berlin \fi \\
-      DEUTSCHLAND
+      \iflanguage{ngerman}{DEUTSCHLAND}{GERMANY}
     \end{tabular}%
     \hfill \mbox{}
   }%
@@ -229,15 +227,17 @@
 \defcaptionname{american,australian,british,canadian,%
     english,newzealand,UKenglish,USenglish}\yourrefname{Your reference}%
 \defcaptionname{american,australian,british,canadian,%
-  english,newzealand,UKenglish,USenglish}\yourmailname{My letter of}%
+  english,newzealand,UKenglish,USenglish}\yourmailname{Your letter of}%
 \defcaptionname{american,australian,british,canadian,%
   english,newzealand,UKenglish,USenglish}\myrefname{My reference}%
+\defcaptionname{american,australian,british,canadian,%
+  english,newzealand,UKenglish,USenglish}\mymailname{My letter of}%
 \defcaptionname{american,australian,british,canadian,%
   english,newzealand,UKenglish,USenglish}\myphonename{Telephone}%
 \defcaptionname{american,australian,british,canadian,%
   english,newzealand,UKenglish,USenglish}\myfaxname{Fax}%
-\defcaptionname{american,australian,british,canadian,%
-  english,newzealand,UKenglish,USenglish}\emailname{E-mail}%
+%\defcaptionname{american,australian,british,canadian,%
+%  english,newzealand,UKenglish,USenglish}\emailname{E-mail}%
 \defcaptionname{american,australian,british,canadian,%
   english,newzealand,UKenglish,USenglish}\handledbyname{Handled by}%