This deals with the Andhra Pradesh water land and trees act, an act to promote water conservation, and tree cover and to regulate the exploitation and use of ground and surface water for protection and conservation of water sources, land and environment. After this act was brought into force the government, by notification constituted an authority called the Andhra Pradesh state water, land and trees authority (APWALTA).
The authority shall perform the following functions, namely -
Read the act here