April
| Mon | 1 | Electronically file Forms W-2, W-2G, 1098, 1099, and 8027. |
| Mon | 1 | File Form 2290 and pay the tax for vehicles first used in February. |
| Mon | 1 | File Form 730 and pay the tax on wagers accepted during February. |
| Wed | 3 | Deposit payroll tax for payments on Mar 27-29 if the semiweekly deposit rule applies. |
| Fri | 5 | Deposit payroll tax for payments on Mar 30 - Apr 2 if the semiweekly deposit rule applies. |
| Wed | 10 | Employers: Employees are required to report to you tips of $20 or more earned during March. |
| Wed | 10 | Deposit payroll tax for payments on Apr 3-5 if the semiweekly deposit rule applies. |
| Fri | 12 | Deposit payroll tax for payments on Apr 6-9 if the semiweekly deposit rule applies. |
| Mon | 15 | Individuals: File Form 1040, 1040A, or 1040EZ. For automatic 6-month extension file Form 4868 and deposit estimated tax. Pay the first installment of 2013 estimated tax. |
| Mon | 15 | Partnerships: File Form 1065 and furnish a copy of Sch. K-1 to each partner. |
| Mon | 15 | Electing Large Partnerships: File Form 1065 calendar year return. |
| Mon | 15 | Household Employers: File Sch. H with Form 1040 if you paid $1,800 or more to a household employee. |
| Mon | 15 | Corporations: Deposit the first installment of your 2013 estimated tax. |
| Mon | 15 | Employers: Deposit payroll tax for Mar. if the monthly deposit rule applies. |
| Wed | 17 | Deposit payroll tax for payments on Apr 10-12 if the semiweekly deposit rule applies. |
| Fri | 19 | Deposit payroll tax for payments on Apr 13-16 if the semiweekly deposit rule applies. |
| Wed | 24 | Deposit payroll tax for payments on Apr 17-19 if the semiweekly deposit rule applies. |
| Fri | 26 | Deposit payroll tax for payments on Apr 20-23 if the semiweekly deposit rule applies. |
| Tue | 30 | File Form 720 for the first quarter. |
| Tue | 30 | File Form 730 and pay the tax on wagers accepted during March. |
| Tue | 30 | File Form 2290 and pay the tax on vehicles first used in March. |
| Tue | 30 | Employers: File Form 941 for the first quarter. |
| Tue | 30 | Deposit FUTA tax owed through Mar if more than $500. |
May
| Wed | 1 | Deposit payroll tax for payments on Apr 24-26 if the semiweekly deposit rule applies. |
| Fri | 3 | Deposit payroll tax for payments on Apr 27-30 if the semiweekly deposit rule applies. |
| Wed | 8 | Deposit payroll tax for payments on May 1-3 if the semiweekly deposit rule applies. |
| Fri | 10 | Employers: Employees are required to report to you tips of $20 or more earned during April. |
| Fri | 10 | File Form 941 for the first quarter if you timely deposited all required payments. |
| Fri | 10 | Deposit payroll tax for payments on May 4-7 if the semiweekly deposit rule applies. |
| Wed | 15 | Deposit payroll tax for Apr if the monthly deposit rule applies. |
| Wed | 15 | Deposit payroll tax for payments on May 8-10 if the semiweekly deposit rule applies. |
| Fri | 17 | Deposit payroll tax for payments on May 11-14 if the semiweekly deposit rule applies. |
| Wed | 22 | Deposit payroll tax for payments on May 15-17 if the semiweekly deposit rule applies. |
| Fri | 24 | Deposit payroll tax for payments on May 18-21 if the semiweekly deposit rule applies. |
| Thu | 30 | Deposit payroll tax for payments on May 22-24 if the semiweekly deposit rule applies. |
| Fri | 31 | File Form 730 and pay the tax on wagers accepted during April. |
| Fri | 31 | File Form 2290 and pay the tax for vehicles first used during April. |
| Fri | 31 | Deposit payroll tax for payments on May 25-28 if the semiweekly deposit rule applies. |
June
| Wed | 5 | Deposit payroll tax for payments on May 29-31 if the semiweekly deposit rule applies. |
| Fri | 7 | Deposit payroll tax for payments on Jun 1-4 if the semiweekly deposit rule applies. |
| Mon | 10 | Employers: Employees are required to report to you tips of $20 or more earned during May. |
| Wed | 12 | Deposit payroll tax for payments on Jun 5-7 if the semiweekly deposit rule applies. |
| Fri | 14 | Deposit payroll tax for payments on Jun 8-11 if the semiweekly deposit rule applies. |
| Mon | 17 | Individuals outside the U.S.: File Form 1040. |
| Mon | 17 | Individuals: Pay the second installment of 2013 estimated tax. |
| Mon | 17 | Employers: Deposit payroll tax for May if the monthly deposit rule applies. |
| Mon | 17 | Corporations: Deposit the second installment of your 2013 estimated tax. |
| Wed | 19 | Deposit payroll tax for payments on Jun 12-14 if the semiweekly deposit rule applies. |
| Fri | 21 | Deposit payroll tax for payments on Jun 15-18 if the semiweekly deposit rule applies. |
| Wed | 26 | Deposit payroll tax for payments on Jun 19-21 if the semiweekly deposit rule applies. |
| Fri | 28 | Deposit payroll tax for payments on Jun 22-25 if the semiweekly deposit rule applies. |
July
| Mon | 1 | File Form 730 and pay the tax on wagers accepted during May. |
| Mon | 1 | File Form 2290 and pay the tax for vehicles first used during May. |
| Mon | 1 | File Form 11-C to register and pay annual tax if you are in the business of taking wagers. |
| Wed | 3 | Deposit payroll tax for payments on Jun 26-28 if the semiweekly deposit rule applies. |
| Mon | 8 | Deposit payroll tax for payments on Jun 29 - Jul 2 if the semiweekly deposit rule applies. |
| Wed | 10 | Deposit payroll tax for payments on Jul 3-5 if the semiweekly deposit rule applies. |
| Wed | 10 | Employers: Employees are required to report to you tips of $20 or more earned during June. |
| Fri | 12 | Deposit payroll tax for payments on Jul 6-9 if the semiweekly deposit rule applies. |
| Mon | 15 | Deposit payroll tax for Jun if the monthly deposit rule applies. |
| Wed | 17 | Deposit payroll tax for payments on Jul 10-12 if the semiweekly deposit rule applies. |
| Fri | 19 | Deposit payroll tax for payments on Jul 13-16 if the semiweekly deposit rule applies. |
| Wed | 24 | Deposit payroll tax for payments on Jul 17-19 if the semiweekly deposit rule applies. |
| Fri | 26 | Deposit payroll tax for payments on Jul 20-23 if the semiweekly deposit rule applies. |
| Wed | 31 | Deposit payroll tax for payments on Jul 24-26 if the semiweekly deposit rule applies. |
| Wed | 31 | File Form 720 for the second quarter. |
| Wed | 31 | File Form 730 and pay the tax on wagers accepted during June. |
| Wed | 31 | File Form 2290 and pay the tax for vehicles first used during June. |
| Wed | 31 | Employers: File Form 5500 or 5500-EZ. |
| Wed | 31 | Deposit FUTA owed through June if more than $500. |
| Wed | 31 | File Form 941 for the second quarter. |
August
| Fri | 2 | Deposit payroll tax for payments on Jul 27-30 if the semiweekly deposit rule applies. |
| Wed | 7 | Deposit payroll tax for payments on Jul 31 - Aug 2 if the semiweekly deposit rule applies. |
| Fri | 9 | Deposit payroll tax for payments on Aug 3-6 if the semiweekly deposit rule applies. |
| Mon | 12 | Employers: Employees are required to report to you tips of $20 or more earned during July. |
| Mon | 12 | File Form 941 for the second quarter if you timely deposited all required payments. |
| Wed | 14 | Deposit payroll tax for payments on Aug 7-9 if the semiweekly deposit rule applies. |
| Thu | 15 | Deposit payroll tax for Jul if the monthly deposit rule applies. |
| Fri | 16 | Deposit payroll tax for payments on Aug 10-13 if the semiweekly deposit rule applies. |
| Wed | 21 | Deposit payroll tax for payments on Aug 14-16 if the semiweekly deposit rule applies. |
| Fri | 23 | Deposit payroll tax for payments on Aug 17-20 if the semiweekly deposit rule applies. |
| Wed | 28 | Deposit payroll tax for payments on Aug 21-23 if the semiweekly deposit rule applies. |
| Fri | 30 | Deposit payroll tax for payments on Aug 24-27 if the semiweekly deposit rule applies. |
September
| Tue | 3 | File Form 730 and pay tax on wagers accepted during July. |
| Tue | 3 | File Form 2290 and pay the tax for vehicles first used during July. |
| Thu | 5 | Deposit payroll tax for payments on Aug 28-30 if the semiweekly deposit rule applies. |
| Fri | 6 | Deposit payroll tax for payments on Aug 31 - Sep 3 if the semiweekly deposit rule applies. |
| Tue | 10 | Employers: Employees are required to report to you tips of $20 ore more earned during August. |
| Wed | 11 | Deposit payroll tax for payments on Sep 4-6 if the semiweekly deposit rule applies. |
| Fri | 13 | Deposit payroll tax for payments on Sep 7-10 if the semiweekly deposit rule applies. |
| Mon | 16 | Individuals: Pay the third installment of your 2013 estimated tax. |
| Mon | 16 | Partnerships: File Form 1065 if you timely requested a 5-month extension. |
| Mon | 16 | Corporations: File calendar year Form 1120 or 1120S if you timely requested a 6-month extension. |
| Mon | 16 | Corporations: Deposit the third installment of your 2013 estimated tax. |
| Mon | 16 | Deposit payroll tax for Aug if the monthly deposit rule applies. |
| Wed | 18 | Deposit payroll tax for payments on Sep 11-13 if the semiweekly deposit rule applies. |
| Fri | 20 | Deposit payroll tax for payments on Sep 14-17 if the semiweekly deposit rule applies. |
| Wed | 25 | Deposit payroll tax for payments on Sep 18-20 if the semiweekly deposit rule applies. |
| Fri | 27 | Deposit payroll tax for payments on Sep 21-24 if the semiweekly deposit rule applies. |
| Mon | 30 | File Form 730 and pay tax on wagers accepted during August. |
| Mon | 30 | File Form 2290 and pay the tax for vehicles first used during August. |
October
| Wed | 2 | Deposit payroll tax for payments on Sep 25-27 if the semiweekly rule applies. |
| Fri | 4 | Deposit payroll tax for payments on Sep 28-Oct 1 if the semiweekly deposit rule applies. |
| Wed | 9 | Deposit payroll tax for payments on Oct 2-4 if the semiweekly deposit rule applies. |
| Thu | 10 | Employers: Employees are required to report to you tips of $20 or more earned during September. |
| Fri | 11 | Deposit payroll tax for payments on Oct 5-8 if the semiweekly deposit rule applies. |
| Tue | 15 | Deposit payroll tax for Sep if the monthly deposit rule applies. |
| Tue | 15 | Individuals: File Form 1040, 1040A, or 1040EZ if you timely requested a 6-month extension. |
| Tue | 15 | Electing Large Partnerships: File Form 1065 if you timely requested a 6-month extension. |
| Tue | 15 | File Form 5500 if you timely requested an extension on Form 5558. |
| Thu | 17 | Deposit payroll tax for payments on Oct 9-11 if the semiweekly deposit rule applies. |
| Fri | 18 | Deposit payroll tax for payments on Oct 12-15 if the semiweekly deposit rule applies. |
| Wed | 23 | Deposit payroll tax for payments on Oct 16-18 if the semiweekly deposit rule applies. |
| Fri | 25 | Deposit payroll tax for payments on Oct 19-22 if the semiweekly deposit rule applies. |
| Wed | 30 | Deposit payroll tax for payments on Oct 23-25 if the semiweekly deposit rule applies. |
| Thu | 31 | File Form 720 for the third quarter. |
| Thu | 31 | File Form 730 and pay tax on wagers accepted during September. |
| Thu | 31 | File Form 2290 and pay the tax for vehicles first used during September. |
| Thu | 31 | File Form 941 for the third quarter. |
| Thu | 31 | Deposit FUTA owed through Sep if more than $500. |
November
| Fri | 1 | Deposit payroll tax for payments on Oct 26-29 if the semiweekly deposit rule applies. |
| Wed | 6 | Deposit payroll tax for payments on Oct 30 - Nov 1 if the semiweekly deposit rule applies. |
| Fri | 8 | Deposit payroll tax for payments on Nov 2-5 if the semiweekly deposit rule applies. |
| Tue | 12 | File Form 941 for the third quarter if you timely deposited all required payments. |
| Tue | 12 | Employers: Employees are required to report to you tips of $20 or more earned during October. |
| Thu | 14 | Deposit payroll tax for payments on Nov 6-8 if the semiweekly deposit rule applies. |
| Fri | 15 | Deposit payroll tax for payments on Nov 9-12 if the semiweekly deposit rule applies. |
| Fri | 15 | Deposit payroll tax for Oct if the monthly rule applies. |
| Wed | 20 | Deposit payroll tax for payments on Nov 13-15 if the semiweekly deposit rule applies. |
| Fri | 22 | Deposit payroll tax for payments on Nov 16-19 if the semiweekly deposit rule applies. |
| Wed | 27 | Deposit payroll tax for payments on Nov 20-22 if the semiweekly deposit rule applies. |
December
| Mon | 2 | Deposit payroll tax for payments on Nov 23-26 if the semiweekly deposit rule applies. |
| Mon | 2 | File Form 730 and pay tax on wagers accepted during October. |
| Mon | 2 | File Form 2290 and pay the tax for vehicles first used during October. |
| Wed | 4 | Deposit payroll tax for payments on Nov 27-29 if the semiweekly deposit rule applies. |
| Fri | 6 | Deposit payroll tax for payments on Nov 30 - Dec 3 if the semiweekly deposit rule applies. |
| Tue | 10 | Employers: Employees are required to report to you tips of $20 or more earned during November. |
| Wed | 11 | Deposit payroll tax for payments on Dec 4-6 if the semiweekly deposit rule applies. |
| Fri | 13 | Deposit payroll tax for payments on Dec 7-10 if the semiweekly deposit rule applies. |
| Mon | 16 | Corporations: Deposit the fourth installment of your 2013 estimated tax. |
| Mon | 16 | Deposit payroll tax for Nov if the monthly deposit rule applies. |
| Wed | 18 | Deposit payroll tax for payments on Dec 11-13 if the semiweekly deposit rule applies. |
| Fri | 20 | Deposit payroll tax for payments on Dec 14-17 if the semiweekly deposit rule applies. |
| Thu | 26 | Deposit payroll tax for payments on Dec 18-20 if the semiweekly deposit rule applies. |
| Mon | 30 | Deposit payroll tax for payments on Dec 21-24 if the semiweekly deposit rule applies. |
| Tue | 31 | File Form 730 and pay tax on wagers accepted during November. |
| Tue | 31 | File Form 2290 and pay the tax for vehicles first used during November. |