ISO 3166-2 codes for Germany

The first part is the ISO 3166-1 code DE for Germany, the second part is two-digit-alphabetic.

Decoding table

 DE-BE Berlin (city-state)
 DE-BR Brandenburg
 DE-BW Baden-Württemberg
 DE-BY Bavaria (Bayern) 
 DE-HB Bremen (city-state)
 DE-HE Hesse (Hessen)  
 DE-HH Hamburg (city-state)
 DE-MV Mecklenburg-Western Pomerania (Mecklenburg-Vorpommern) 
 DE-NI Lower Saxony  (Niedersachsen)
 DE-NW North Rhine-Westphalia (Nordrhein-Westfalen)  
 DE-RP Rhineland-Palatinate (Rheinland-Pfalz) 
 DE-ST Saxony-Anhalt (Sachsen-Anhalt) 
 DE-SH Schleswig-Holstein
 DE-SL Saarland
 DE-SN Saxony (Sachsen) 
 DE-TH Thuringia (Thüringen).