Individuals & Trusts: Pay the final installment of your 2011 estimated tax. Use Form 1040-ES.
2/29/2012
W-2's due to Social Security Administration - Electronic filers have until April 2.
Form 1099 due to IRS/State - Electronic Filers have until April 2.
Forms 8027 Employers Tip Report due to IRS - Electronic Filers have until April 2.
SF Payroll Expense Tax Return.
3/15/2012
Corporations: File Form 1120 for 2011 calendar year and pay any tax due. For automatic 6-month extension, file Form 7004 and deposit estimated tax.
S Corporations: File Form 1120S for 2011 calendar year and pay any tax due. Furnish a copy of Sch. K-1 to each shareholder. File Form 2553 to elect S Corporation status beginning with calendar year 2012. File Form 2553 to elect to be treated as an S Corporation beginning with calendar year 2012.
Electing Large Partnerships: Furnish Sch. K-1 (Form 1065-B) to each partner.
4/2/2012
Form 571L Business Property Tax Statement (County where Business is located).
Electronically file Forms W-2, W-2G, 1098, 1099, and 8027.
4/17/2012
Individuals & Trusts: File 2011 Form 1040, 1040A, or 1040EZ. For automatic 6-month extension file Form 4868 and deposit estimated tax. Pay the first installment of 2012 estimated tax.
Partnerships: File 2011 Form 1065 and furnish a copy of Sch. K-1 to each partner.
Electing Large Partnerships: File 2011 form 1065 calendar year return.
Corporations: Deposit the first installment of your estimated tax for 2012.
Household Employers: File Sch. H with Form 1040 if you paid $1700 or more to a house-hold employee.
5/15/2012
Tax Exempt: Nonprofit file extension or Form 990, 990-EZ or 990-PF (with 12/31/2011 year end). File 990-N, no extension.
Tax Exempt: Private foundation first quarter 2012 estimates due.
Tax Exempt: File Forms 990, 990-EZ or 990-PF for extended tax returns (June 2011 tax year end).
5/31/2012
SF Business Registration Renewal
6/15/2012
Individuals outside the U.S.: File 2011 Form 1040.
Individuals & Trusts: Pay the second installment of estimated tax for 2012.
Corporations: Deposit the Second installment of your 2012 estimated tax.
Tax Exempt - Private Foundation: Second quarter 2012 estimates due.
7/2/2012
Report of Foreign Bank Accounts for calendar tax year, Form TD.F 90-22.1.
8/15/2012
Tax Exempt: 1st extended due date for Forms 990, 990-EZ and 990-PF (with 12/31/2011 year end).
9/17/2012
Individuals & Trusts: Pay the third installment of your estimated tax for 2012.
Partnerships: File 2011 Form 1065 for tax extended returns if you timely requested a 5-month extension.
Corporations: File calendar year 2011 Form 1120 or 1120S if you timely requested a 6-month extension. Deposit third installment of your 2012 estimated tax.
Tax Exempt: Private Foundation third quarter 2012 estimates due.
10/15/2012
Individuals: File 2011 Form 1040, 1040A, or 1040EZ if you timely requested a 6-month extension.
Electing Large Partnerships: File 2011 Form 1065 if you timely requested a 6-month extension.
Electing Large Partnerships: File 2011 Form 5500 if you requested an extension on Form 5558.
11/15/2012
Tax Exempt: final extended due date for Forms 990, 990-EZ and 990-PF tax returns (with 12/31/2011 year end).
Tax Exempt: Initial due date for Form 990, 990-EZ and 990-PF tax returns (June 2011 tax year end).
12/17/2012
Individuals & Trusts: Pay the fourth installment of your estimated tax for 2012.
Corporations: Deposit the fourth installment of your estimated tax for 2012.
Tax Exempt: Private Foundation fourth quarter 2012 estimates due.