Skip to main content
Alert The Tax Division offices will be closed on Friday, October 19 for a mandatory furlough day and will reopen Monday, October 22. Revenue Online will remain available to conduct business. Should you need assistance during this time, please call the mainline of the respective office location: Anchorage at 907. 269-6620 or Juneau at 907.465.2320, and leave a message.


Quarterly Interest Rate





Interest continues to accrue until paid in full. Interest is calculated as follows:

July 1, 2018, through Sept. 30, 2018

  • 7.75% interest compounded quarterly


April 1, 2018, through June 30, 2018

  • 7.50% interest compounded quarterly


Jan. 1, 2018, through March 31, 2018

  • 7.25% interest compounded quarterly


July 1, 2017, through Dec. 31, 2017

  • 8.75% interest compounded quarterly for Oil and Gas Production
  • 4.75% simple interest for all other tax types

April 1, 2017, through June 30, 2017

  • 8.50% interest compounded quarterly for Oil and Gas Production
  • 4.50% simple interest for all other tax types

Jan. 1, 2017, through March 31, 2017
  • 8.25% interest compounded quarterly for Oil and Gas Production
  • 4.25% simple interest for all other tax types

Jan. 1, 2016, through Dec. 31, 2016
  • 4% simple interest

Jan. 1, 2014, through Dec. 31, 2015
  • 3.75% simple interest

Oct. 1, 2007, through Dec. 31, 2013
  • 11% interest compounded quarterly

July 1, 2006, through Sept. 30, 2007
  • 11.25% interest compounded quarterly

Oct. 31, 1991, through June 30, 2006
  • 11% interest compounded quarterly

July 1, 1982, through Oct. 30, 1991
  • 12% simple interest