Post Office Monthly Income Accounts: new accounts opened on/after 8 Dec 2007 receive a 5% bonus on deposits. Amendment inserts a proviso to rule 9(1) of the Post Office (Monthly Income Account) Rules, 1987 providing that a bonus equal to five per cent of the amount deposited shall be paid on deposits made in new accounts opened on or after 8 December 2007, upon production of the pass-book accompanied by a written application (withdrawal form).