In 1948, it adopted the name "Autokaroserija Zagreb", but production still rested on the buses based on a wooden frame.

In 1950, cooperation was established with the factory FAP from Priboj, Serbia and Famos (Fabrika Motora Sarajevo) from Sarajevo, Bosnia-Herzegovina and in 1954 the factory TAZ was transferred to the district Dubrava in Zagreb.

In the same year collaboration has been with the company Daimler-Benz making model range was based on new technologies.

In 1980 the factory employed 1,200 people and produced an average of 500-600 vehicles (up 900), and buses exported to, among others, China, Finland, Egypt and others.

In 1991, when Croatia gained its independence and disconnected from Yugoslavia, production began to decline sharply, and in the late 1990s has been stopped completely which resulted from, among others, a reduction in the home market and lead to TAZ products almost completely disappearing from the roads in favor of used imported bused.