This calculator is for people with a total income less than £150,000 If you have more than one income e.g.you do two jobs or you are receiving two works (occupational) pensions, add the amounts together and enter the totals in the appropriate boxes. The figure you put in the Savings Interest box is the total of all interest paid between 6 April 2012 to 5 April 2013. If you have more than one savings account add the amounts of interest and tax together and put the totals in the Interest & Tax Paid box.