January 31, 2017 @ 12:00 am - February 1, 2017 @ 12:00 am Deposit any FUTA tax owed through Dec 2016.
January 31, 2017 @ 12:00 am - February 1, 2017 @ 12:00 am Individuals: File your tax return if you did not pay your last installment of estimated tax by Jan 17th (see Form 1040-ES)
January 31, 2017 @ 12:00 am - February 1, 2017 @ 12:00 am File Forms 940, 941, 943, 944 and/or 945 if you did not deposit all taxes when due.