New Mexico Agreement to Pay

Currently, employers can withhold New Mexico income tax at the flat rate of 4.9% on supplemental wages. It is assumed that the supplemental withholding rate for New Mexico state income tax withholding purposes will increase to 5.9% in 2021; however, confirmation is needed from the New Mexico Department of Revenue.

If you've run payroll in New Mexico in the past, you can find your CRS Identification Number on Form CRS-1, as well as other notices received from the New Mexico Taxation & Revenue Department. If you're unsure of your number, you should call the agency at (505) 827-0700.

You may pay taxes over the internet with Visa, MasterCard, Discover or American Express cards. A convenience fee covers the costs that the companies bill the state when a credit card is used. There is no charge if you pay by electronic check.

To contact the IRS, call 1-800-829-4933, or go to FEIN. There is no fee to register or obtain a CRS identification number. You can return your forms to any district tax office or register online and receive a CRS identification number immediately. Applications submitted by mail are processed within one to two weeks.

You may pay taxes over the internet with Visa, MasterCard, Discover or American Express cards. A convenience fee covers the costs that the companies bill the state when a credit card is used. There is no charge if you pay by electronic check.

Making a payment online is fast, easy and free. If you pay at the time you file, you can use New Mexico WebFile or if you would like to pay after you have filed your return, you can use Taxpayer Access Point (TAP). You can use an electronic check or credit card when making a payment.

New Mexico sales tax details The New Mexico (NM) state sales tax rate is currently 5.125%. Depending on local municipalities, the total tax rate can be as high as 9.0625%. New Mexico has a gross receipts tax that is imposed on persons engaged in business in New Mexico.