PAN REQUIRED OR NOT

If Mr A & Mr B have deposited F D in bank. Mr A is First holder & Mr. B is second holder.

Bank has credited 15000 interest on such F D.

Mr. A  has not applied for PAN . & Mr B have a PAN . In this case , is PAN required or not of Mr A.

& on which name TDS certificate will be issued Mr A or  Mr B? 

Thanks