January 31, 2018 @ 12:00 am - February 1, 2018 @ 12:00 am Furnish Forms 1098, 1099 and W-2G to recipients for certain payments during 2017. Furnish Form W-2 to employees who worked for you during 2017.
January 31, 2018 @ 12:00 am - February 1, 2018 @ 12:00 am File Form 2290 and pay the tax for vehicles first used in Dec 2017.
January 31, 2018 @ 12:00 am - February 1, 2018 @ 12:00 am File Forms 940, 941, 943, 944 and/or 945 if you did not deposit all taxes when due.