Free tax preparation is available at the Decatur Public Library. Families that brought in less than 50-thousand dollars last year and individuals who made less than 25-thousand are eligible for the free service. Electronic tax prep classes are being held on Tuesdays from 5:30pm until 8p.m until March 27th. And Saturdays from 9:30a.m until 2:30p.m until April 14th.