A legal commentary on the 2017 major rewrite of the Law on Housing Cooperatives, authored by Piotr Hoffman and Monika Tabor-Gruszfeld, has been published by C.H. Beck. The 2017 rewrite changed the most fundamental rules and notions of housing cooperative law. The new commentary includes a detailed and in-depth analysis of the amendments made, and focuses on their practical effects and possible scenarios of their application. It also analyzes the transitional provisions included in the rewrite.