Resources
Upcoming Deadlines
Sat, Mar. 15th
2024 1065 - Partnership Tax Return - Federal (For LA County residents automatically extended to 10/15/25)
Sat, Mar. 15th
2024 1120-S - S-Corp Tax Return - Federal (For LA County residents automatically extended to 10/15/25)
Sat, Mar. 15th
2024 CA Form 100S - S-Corporation Income Tax Return - California (For LA County residents automatically extended to 10/15/25)
Sat, Mar. 15th
2024 CA Form 565 - Partnership Return of Income - California (For LA County residents automatically extended to 10/15/25)
Sat, Mar. 15th
2024 CA Form 568 - Limited Liability Return of Income - California (For LA County residents automatically extended to 10/15/25)
Sat, Mar. 15th
2024 CA Pass-through Entity Tax (PTET) - California (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 1st
2025 Business Personal Property Tax Payments - California (For LA County residents automatically extended to 4/10/26)
Thu, Apr. 10th
2024 Property Taxes (Payment 2) - California (For LA County residents automatically extended to 4/10/26)
Tue, Apr. 15th
2024 1040 - Individual Tax Return - Federal (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2024 1120 - Corporation Tax Return - Federa (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2024 CA Form 100 - Corporation Income Tax Return - California (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2024 HSA Contribution (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2024 IRA Contribution (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2025 CA LLC Annual Tax Payment - California (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2025 Q1 Estimated Tax Payment - Corporation - Federal (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2025 Q1 Estimated Tax Payment - Entity Tax - California (For LA County residents automatically extended to 10/15/25)
Tue, Apr. 15th
2025 Q1 Estimated Tax Payment - Individual - California, Federal (For LA County residents automatically extended to 10/15/25)
Wed, Apr. 30th
2025 Q1 941 - Payroll Tax Return - Federal (For LA County residents automatically extended to 10/15/25)
Wed, Apr. 30th
Extended Due Date for LA County - CDTFA Sales Tax Returns - California
Thu, May. 15th
2024 CA Form 109 - Exempt Business Income Tax Return - California (For LA County residents automatically extended to 10/15/25)
Sun, Jun. 15th
2025 CA Pass-through Entity Tax (PTET) - First Payment - California (For LA County residents automatically extended to 10/15/25)
Sun, Jun. 15th
2025 Q2 Estimated Tax Payment - Corporation - Federal (For LA County residents automatically extended to 10/15/25)
Sun, Jun. 15th
2025 Q2 Estimated Tax Payment - Entity Tax - California (For LA County residents automatically extended to 10/15/25)
Sun, Jun. 15th
2025 Q2 Estimated Tax Payment - Individual - California, Federal (For LA County residents automatically extended to 10/15/25)
Thu, Jul. 31st
2025 Q2 941 - Payroll Tax Return - Federal (For LA County residents automatically extended to 10/15/25)
Mon, Sep. 15th
2025 Q3 Estimated Tax Payment - Corporation - Federal (For LA County residents automatically extended to 10/15/25)
Mon, Sep. 15th
2025 Q3 Estimated Tax Payment - Entity Tax - California (For LA County residents automatically extended to 10/15/25)
Mon, Sep. 15th
2025 Q3 Estimated Tax Payment - Individual - California, Federal (For LA County residents automatically extended to 10/15/25)
Wed, Oct. 15th
Extended Due Date for LA County - 2024 1040 - Individual Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2024 1065 - Partnership Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2024 1120 - Corporation Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2024 1120-S - S-Corp Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2024 CA Form 100 - Corporation Income Tax Return - California
Wed, Oct. 15th
Extended Due Date for LA County - 2024 CA Form 100S - S-Corporation Income Tax Return - California
Wed, Oct. 15th
Extended Due Date for LA County - 2024 CA Form 109 - Exempt Business Income Tax Return - California
Wed, Oct. 15th
Extended Due Date for LA County - 2024 CA Form 565 - Partnership Return of Income - California
Wed, Oct. 15th
Extended Due Date for LA County - 2024 CA Form 568 - Limited Liability Return of Income - California
Wed, Oct. 15th
Extended Due Date for LA County - 2024 CA Pass-through Entity Tax (PTET) - California
Wed, Oct. 15th
Extended Due Date for LA County - 2024 HSA Contribution
Wed, Oct. 15th
Extended Due Date for LA County - 2024 IRA Contribution (Due date extended for LA County residents only)
Wed, Oct. 15th
Extended Due Date for LA County - 2024 Q4 941 - Payroll Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2024 Q4 Estimated Tax Payment - Individual - California, Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 CA LLC Annual Tax Payment - California
Wed, Oct. 15th
Extended Due Date for LA County - 2025 CA Pass-through Entity Tax (PTET) - First Payment - California
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q1 941 - Payroll Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q1 Estimated Tax Payment - Corporation - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q1 Estimated Tax Payment - Entity Tax - California
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q1 Estimated Tax Payment - Individual - California, Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q2 941 - Payroll Tax Return - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q2 Estimated Tax Payment - Corporation - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q2 Estimated Tax Payment - Entity Tax - California
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q2 Estimated Tax Payment - Individual - California, Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q3 Estimated Tax Payment - Corporation - Federal
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q3 Estimated Tax Payment - Entity Tax - California
Wed, Oct. 15th
Extended Due Date for LA County - 2025 Q3 Estimated Tax Payment - Individual - California, Federal
Fri, Oct. 31st
2025 Q3 941 - Payroll Tax Return - Federal (For LA County residents automatically extended to 10/31/25)
Mon, Dec. 15th
2025 Q4 Estimated Tax Payment - Corporation - Federal (For LA County residents automatically extended to 12/15/25)
Mon, Dec. 15th
Extended Due Date for LA County - 2025 Q4 Estimated Tax Payment - Entity Tax - California
Thu, Jan. 15th
2025 Q4 Estimated Tax Payment - Individual - California, Federal
Sat, Jan. 31st
2025 Q4 941 - Payroll Tax Return - Federal (For LA County residents automatically extended to 1/31/26)
Fri, Apr. 10th
Extended Due Date for LA County - 2024 Property Taxes (Payment 2) - California
Fri, Apr. 10th
Extended Due Date for LA County - 2025 Business Personal Property Tax Payments - California
Federal Resources
Check your federal refund
Where’s My Refund? will display the status of your most recently filed tax return within the past two tax years.
Where to make a federal tax payment online
Use this secure service to pay your taxes for Form 1040 series, estimated taxes or other associated forms.
IRS Forms and Publications
Searchable list of all IRS forms.
Withholding Calculator
An IRS tool to help estimate what your taxes should be based on your W-4 selections.
California Resources
Check your California refund
Check the status of your California state tax refund.
Where to make a FTB tax payment online
Use this secure portal to make your California tax payments.
Brunner Resources
ACH Setup Instructions
Setup your ACH payments to Brunner accounting.
Takaya Brunner
Takaya Brunner, CPA
Co-Founder, Brunner Accounting, Brunner Accounting
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