my sister registered the land through gift settlement deed at 2006, and she is revocation gift deed at 2012 without notice to me. the original land purchased by my money and registered on her name at 1985, At 2006 she registered the land on my name through gift deed. the same entered in revenue records and patta pass books also issued on my name. Now the land rates are increased, without noticing me she revocked the gift deed at 2012 sept. Today i checked the ec through online. .. kindly advise me what to do.. and how to proceed. revocation is legally correct..