Claiming HRA & Housing loan when house is under construction

Hi All,

Please resolve the below query.

Can some one claim HRA and Housing loan interest in the same city under below condition:-

House is under construction and builder has given tentative date of possession in the year 2010. Person has started paying housing loan interest from year 2008 as well as he is paying rent in the same city. Can he claims both, HRA and housing loan interest for the finacial year 2008, 2009, 2010 by residing in the same city.

Waiting for the response.

Thank you.