Consumer Redressal

Hi sir, I have booked flat in panvel city vichumbe gaon, last 18 month ago, builder is told that they will start construction in 1 month when i have booked, but since they are not constructing there plan, that\'s why i have told the builder please give me my amount refund they given me cheque and they told me that i will give you amount but cheque you have to deposit after 45 days, i tell him it\'s ok. But after that cheque not pass because that builder provide me fake amount of cheque, since then also i have meet that builder but now there are telling me i don\'t have amount to pay you, but I will provide you 8 month PDC dated cheque you have to be deposit cheuqe after the 8 month (21/12/2014). Sir I know that this cheque also fake amount, because many of people just facing same problem, Sir please Suggest me what should I do know, I will wait for your reply. Builder : SAI SHRADHA CONSTRUCTION panvel east Sector 17. Contact number (Sultan Builder):-8451880440 / 8425933171.