1) registration has to be done within period of 4 months
2) with penalty another 4 months
3) registration of sale deed cannot be done after 38 years
4) deed of confirmation can be executed by seller and sale deed enclosed
5) ifseller is not traceable deed of confirmation cannot b executed
6) mere holding share certificate is not sufficient to confer clear and marketable title to the flat
7) you can sell the flat if purchaser is willing to buy flat without regd sale deed
8) however bank would be reluctant to sanction loan for unregistered sale deed