CH Beck just published two commentaries edited by Professor Wierzbowski and Professor Roman Hauser (former president of Supreme Administrative Court):
Commentary to the Law on the Procedure before Administrative Courts 6. edition
Commentary to the Code of Administrative Procedure 6. edition
Also the same publisher printed Commentary to the Law on Access to Information on Environment and its Protection, Participation of the Society in the Environment Protection and on Impact Assessments on the Environment. 2. edition
Mrs. Joanna Rewkowska and Mr. Wojciech Jacyno of our Firm are co-authors of this Commentary.