Attorney-General Idrus Harun has denied Selangor Menteri Besar Amirudin Shari’s accusations of inaction over an earlier case of water pollution involving a factory that has also been blamed for the latest water disruption in the state.

He said authorities in Selangor never referred the March 17 case to his office for prosecution, nor did they refer any other cases involving the pollution of raw water sources in the state...