nm fica taxes
New Mexico FICA Tax Rate and FICA Tax Limits. The FICA tax rate is 15.3% of taxable wages. The FICA Tax is comprised of the Social Security Tax and Medicare Tax. The Social Security taxable wage base is the first $118,500 paid in wages to each employee during a calendar year. The Medicare Tax has no income limit. New Mexico Social Security Tax Rate is 12.4%. New Mexico Medicare Tax Rate is 2.9%.