Despite being one of the most popular hiphop acts in the country, he has never received official permission to release his music on CD.

He created 021 group and his first album is "Asphalt jangle/ Persian:جنگل آسفالت " and he cant release it because of its content (Hich Kas lyrics have touched on government indifference towards the public, unemployment, and violence in daily life. He also created salamet records with Pishro.

 Source: http://en.wikipedia.org/wiki/Hich_Kas