Your Trusted Partner in Business and Tax Advisory Services Our business hours are Monday through Friday from 9:00 a.m. (ET) to 6:00 p.m. (ET). During tax season (from January 15 to April 15), we are also available on Saturdays and Sundays from 9:00 a.m. to 2:00 p.m. Contact us NYS REFUND IRS REFUND check your