The Delta American Express is also offering double miles on tax payments made between February 15 and April 15.
Update: A reader writes:
- The Starwood federal income tax offer this year is double points, $4000 MAX, March 15-April 15 ONLY, apparently www.officialpayments.com only. It’s not announced yet. I called earlier this week, and asked.
I haven’t seen or verified this yet but it makes sense.