Porter & Company - Info Center

Events Calendar

The interactive calendar highlights federal and state tax due dates, special firm events and other important dates that may be of interest to you. The calendar is updated regularly, so check back often to keep track of filing requirements, deadlines, and other events that will help you stay current and up-to-date.

The calendar below shows important tax due dates and other events. Events have been categorized as Individual, Business and State tax due dates, as well as general Firm events. Hover over an event to view its details.

If you have any questions about any of the items listed on the calendars, please do not hesitate to contact one of our professionals at Porter & Company, P.C.

Business

Individual

Firm

State

September 2024

2023

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

2025

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

25 August

Employment (VA-5)

Employment (Semi-weekly Employment Deposit)

Individual Income (4070)

Employment (Semi-weekly Employment Deposit)

Individual Income (1040-ES)

Individual Income (1041-ES)

Employment (Monthly Employment Deposit)

Employment (1042)

Pass-Through Income (5471)

Pass-Through Income (1065)

Pass-Through Income (8804)

Pass-Through Income (1120-S)

Corporate Income/Franchise (EFTPS)

Individual Income (40ES)

Pass-Through Income (20S)

Employment (A-6)

Corporate Income/Franchise (BIT-V)

Pass-Through Income (65)

Pass-Through Income (PTE-V)

Business And Occupation/Privilege (PPT)

Pass-Through Income (PTE-C)

Pass-Through Income (EPT)

Individual Income (500-ES)

Employment (GA-V)

Corporate Income/Franchise (602ES)

Pass-Through Income (600S)

Pass-Through Income (CR-ES)

Pass-Through Income (700)

Pass-Through Income (602ES)

Individual Income (NC-40)

Employment (NC-5)

Corporate Income/Franchise (CD-429)

Pass-Through Income (NC-429 PTE)

Pass-Through Income (NC-40 PTE)

Individual Income (IT-1040 ES)

Individual Income (UPC-1041ES)

Pass-Through Income (IT 4708)

Employment (IT-501)

Employment (SD 101)

Pass-Through Income (IT 4738)

Pass-Through Income (IT 1140)

Pass-Through Income (UPC-4708ES)

Individual Income (SC1041ES)

Individual Income (SC1040ES)

Employment (WH-1601)

Corporate Income/Franchise (SC1120-CDP)

Pass-Through Income (SC1120S)

Pass-Through Income (SC1065)

Pass-Through Income (SC1065ES)

Pass-Through Income (SC1120-CDP)

Corporate Income/Franchise (Electronic Filing)

Individual Income (770ES)

Individual Income (760ES)

Corporate Income/Franchise (500ES)

Pass-Through Income (770ES)

Pass-Through Income (PTET-PMT)

Individual Income (IT-140ES)

Employment (WV/IT-101V)

Pass-Through Income (PTE-100)

Pass-Through Income (PTE-100ES)

Corporate Income/Franchise (WV/CIT-120ES)

Pass-Through Income (EPT-100)

Pass-Through Income (Electronic Filing)

Employment (Semi-weekly Employment Deposit)

Sales & Use (2100)

Sales & Use (2105)

Sales & Use (DR-15)

Sales & Use (ST-3)

Employment (Semi-weekly Employment Deposit)

Sales & Use (E-500)

Employment (Semi-weekly Employment Deposit)

Sales & Use (ST-3/ST-389)

Sales & Use (SLS 450)

Sales & Use (ST-9)

Sales & Use (ST-8)

Employment (Semi-weekly Employment Deposit)

Sales & Use (WV CST-200 CU)

Sales & Use (UUT-1)

Sales & Use (UST-1)

Employment (Semi-weekly Employment Deposit)

Employment (VA-5)

Employment (Semi-weekly Employment Deposit)

Individual Income (1041)

Individual Income (41)

Corporate Income/Franchise (F-1120ES)

Individual Income (501)

Individual Income (IT-1041)

Individual Income (SC-1041)

Individual Income (IT-141)

1 October

Pass-Through Income (F-1065)

Employment (Semi-weekly Employment Deposit)