Awhad, the Kalwa-Mumbra MLA, who is also the state working president of NCP, led the mob of villagers, who had had a dispute over a land with the builder, police said.
"An offence of rioting has been registered against the MLA and others and ten rioters have been arrested," PSI S B Kothmire of Kalwa police station said.
"There was an old dispute between the villagers and the person who owned the land. The original owner of land had sold it to a developer from Mumbai, who is coming up with the housing project on the land it was stated," he said.