Dates

Mar
31
Sun
2019
1099 due (filed electronically)
Mar 31 all-day
Apr
15
Mon
2019
C Corporation Form 1120 due
Apr 15 all-day
Individual Form 1040 due
Apr 15 all-day
FinCEN Report 114 due
Apr 15 all-day
Trust and Estate Form 1041 due
Apr 15 all-day
Apr
30
Tue
2019
1st Quarter Payroll Reports due
Apr 30 all-day
May
15
Wed
2019
Form 990 Due
May 15 all-day

Last day for exempt organizations to file 2013 income tax returns unless 3 month extension is requested.

Exempt Organizations Form 990 due
May 15 all-day
Jul
31
Wed
2019
2nd Quarter Payroll Reports Due
Jul 31 all-day
Employee Benefit Plans Form 5500 due
Jul 31 all-day
Sep
15
Sun
2019
C Corporation Form 1120 extension
Sep 15 all-day
Foreign Trusts with U.S. Owner Form 3520-A extension
Sep 15 all-day
Partnership Form 1065 extension
Sep 15 all-day
S Corporation Form 1120S extension
Sep 15 all-day
Sep
30
Mon
2019
Trust and Estate Form 1041 extension
Sep 30 all-day
Oct
15
Tue
2019
Individual Form 1040 extension
Oct 15 all-day
Employee Benefit Plans Form 5500 extension
Oct 15 all-day
FinCEN Report 114 extension
Oct 15 all-day
Nov
15
Fri
2019
Exempt Organizations Form 990 extension
Nov 15 all-day
Jan
31
Fri
2020
W-2 due
Jan 31 all-day

Employers must file W-2s with Social Security Administration & 1099s with IRS.