Interest on housing loan

HELLO FRIENDS,

MY CLIENT IS A OWNER OF PROPERTY AND HE TAKES A HOME LOAN JOINTLY WITH HIS WIFE BOTH ARE CONTRIBUTING 50% BUT IN PURCHASING THE PROPERTY WHOLE MONEY IS OF HUSBAND AND HE IS ALSO THE REGISTERED OWNER.

NOW, PLS. TELL ME CAN BOTH TAKE THE BENEFIT OF INTEREST AND PRINCIPLE REPAYMENT.

BECAUSE WIFE IS ONLY CO-APPLICANT BUT NOT CO-OWNER.

PLS. HELP ME.

THANKS.