American Express and Bank One have launched promotions this month to reward consumers who charge tax payments to their credit cards. “American Express/Delta SkyMiles Credit Card” users will earn double miles when paying federal income taxes now through April 15th, and one mile for every dollar spent when paying their state income taxes on the card. The AmEx “Starwood Preferred Guest Credit Card” also offers double “Starpoints” on the first $4,000 in federal income taxes paid on the card from March 15th through April 15th, and single “Starpoints” on every dollar thereafter. In addition, “Starwood Preferred Guest Card” users can earn one point for every eligible dollar spent when paying their state income taxes on the card. To-date, the District of Columbia and 22 states accept credit card payments. United Airlines and Bank One announced they are offering double miles for using the “United Mileage Plus VISA” card to pay federal and state personal income taxes from March 1 through April 30th. To charge taxes visit: www.officialpayments.com or www.pay1040.com.