Aop status assessee if eligable to claim u/s 44ad or not

Dear Sir

An Assessee is registered under Association of Person and another one is Trust they doing some contract work i.e. Supply of Labour to Municipalities and their contractors(Municipalities) TDS Deduct @ 2% on Contract amount paid to Assessee's and now my dought is these assessees is file his returns u/s 44AD or not and tell me in which return is applicable.

 

please tell