Interest Rates – IFTA
Interest charges will be calculated on any portion of the tax not paid by the payment deadline.
For more information, consult the document Table of Rates – International Fuel Agreement – IFTA (CAR-512-V).
| Period | Rate in effect |
|---|---|
| April 1 – June 30, 2026 | 5% |
| January 1 – March 31, 2026 | 5% |
| October 1 – December 31, 2025 | 6% |
| July 1 – September 30, 2025 | 6% |
| April 1 – June 30, 2025 | 6% |
| January 1 – March 31, 2025 | 6% |
| October 1 – December 31, 2024 | 8% |
| July 1 – September 30, 2024 | 8% |
| April 1 – June 30, 2024 | 8% |
| January 1 – March 31, 2024 | 8% |
| October 1 – December 31, 2023 | 7% |
| July 1 – September 30, 2023 | 7% |
| April 1 – June 30, 2023 | 7% |
| January 1 – March 31, 2023 | 7% |
| October 1 – December 31, 2022 | 5% |
| July 1 – September 30, 2022 | 4% |
| April 1 – June 30, 2022 | 3% |
| January 1 – March 31, 2022 | 3% |
| October 1 – December 31, 2021 | 3% |
| July 1 – September 30, 2021 | 3% |
| April 1 – June 30, 2021 | 3% |
| January 1 – March 31, 2021 | 3% |
| October 1 – December 31, 2020 | 3% |
| July 1 – September 30, 2020 | 3% |
| April 1 – June 30, 2020 | 4% |
| January 1 – March 31, 2020 | 4% |
| October 1 – December 31, 2019 | 4% |
| July 1 – September 30, 2019 | 4% |
| April 1 – June 30, 2019 | 4% |
| January 1 – March 31, 2019 | 4% |
| October 1 – December 31, 2018 | 4% |
| July 1 – September 30, 2018 | 4% |
| April 1 – June 30, 2018 | 4% |
| January 1 – March 31, 2018 | 3% |
| October 1 – December 31, 2017 | 3% |
| July 1 – September 30, 2017 | 3% |
| April 1 – June 30, 2017 | 3% |
| January 1 – March 31, 2017 | 3% |
| October 1 – December 31, 2016 | 3% |
| July 1 – September 30, 2016 | 3% |
| April 1 – June 30, 2016 | 3% |
| January 1 – March 31, 2016 | 3% |
| October 1 – December 31, 2015 | 3% |
| July 1 – September 30, 2015 | 3% |
| April 1 – June 30, 2015 | 3% |
| January 1 – March 31, 2015 | 3% |
| October 1 – December 31, 2014 | 3% |
| July 1 – September 30, 2014 | 3% |
| April 1 – June 30, 2014 | 3% |
| January 1 – March 31, 2014 | 3% |
| October 1 – December 31, 2013 | 4% |
| July 1 – September 30, 2013 | 3% |
| April 1 – June 30, 2013 | 3% |
| January 1 – March 31, 2013 | 3% |
| October 1 – December 31, 2012 | 3% |
| July 1 – September 30, 2012 | 3% |
| April 1 – June 30, 2012 | 3% |
| January 1 – March 31, 2012 | 3% |
| October 1 – December 31, 2011 | 3% |
| July 1 – September 30, 2011 | 3% |