January 01-07-20 01-14-20 01-21-20 01-28-20 February 02-04-20-rate bracket adjustments 02-11-20 02-19-20 02-25-20 March 03-03-20 03-10-20 03-17-20 03-24-20 03-31-20 April 04-07-20 04-14-20 04-21-20 04-28-20 May 05-05-20 05-12-20 05-19-20 05-26-20 June 06-02-20 06-09-20 06-16-20 06-23-20 06-30-20 July 07-07-20 07-14-20 07-21-20 07-28-20 AugustĀ 08-04-20 08-11-20 08-18-20 08-25-20 September 09-01-20 09-08-20 09-15-20 09-22-20 09-29-20 October 10-06-20 10-13-20 10-20-20 10-27-20 NovemberĀ 11-03-20 11-10-20 11-17-20 11-24-20 December 12-01-20 12-08-20 12-15-20 12-22-20 12-29-20