Calendar
Meeting calendar deadlines and important dates is crucial for maintaining smooth business operations and ensuring compliance with regulatory requirements. Staying organized with timely reminders helps avoid penalties, late fees, and missed opportunities. By maintaining an up-to-date calendar that includes tax filing deadlines, financial reporting dates, renewal periods for licenses, and key industry-specific events, proactive management of these dates supports better workflow, reduces stress, and enhances overall efficiency.
Upcoming Deadlines + Important Dates
TBC 1099 Late Fees Deadline
If TBC is preparing your 1099s, this is the final deadline for our fee rates and manual preparation of forms is required.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q4 2025 due February 2, 2026. (Reporting period: October, November, December)
Please note: Delinquent if not filed by January 31, 2026. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
Tax Deadline: C Corps, Trusts, Individuals
The filing deadline for tax returns regarding C Corps (Form 1120), Trusts (Form 1041), Individuals (Form 1040 or 1040SR) is today.
➜ Corporations: For automatic 6-month extension, file Form 7004 and deposit estimated tax.
➜ Individuals: For automatic 6-month extension, file Form 4868 and deposit estimated tax.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q1 due April 30, 2026. (Reporting period: January, February, March)
Please note: Delinquent if not filed by April 30, 2026. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q2 due July 31, 2026 (Reporting Period: April, May, June)
Please note: Delinquent if not filed by July 31, 2026. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
Tax Extension: S Corps, LLCs, Partnerships
If an extension was requested, the deadline for filing extended tax returns for S Corps, LLCs, Partnerships is today.
➜ S-Corporations: File calendar year Form 1120S.
➜ Partnerships: File calendar year Form 1065.
Tax Extension: Trust Returns
If an extension was requested, the deadline for filing extended tax returns for Trusts is today.
➜ Trusts: File calendar year Form 1041.
Tax Extension: C Corps, Individuals
If an extension was requested, the deadline for filing extended tax returns for C Corps and Individuals is today.
➜ Corporations: File calendar year Form 1120.
➜ Individuals: File calendar year Form 1040.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q3 due November 2, 2026. (Reporting Period: July, August, September)
Please note: Delinquent if not filed by October 31, 2026. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
First day of 2026 filing season
The IRS announced that today is the opening of the nation’s 2026 filing season.
TBC 1099 Deadline
If TBC is preparing your 1099s, today is the first deadline for our fee rates.
TBC 1099 Late Fees Deadline
If TBC is preparing your 1099s, this is the second deadline for our fee rates and is considered late.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q3 2025 due October 31, 2025. (Reporting Period: July, August, September)
sticky_note_2 Please note: Delinquent if not filed by October 31, 2025. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
Tax Extension: C Corps, Individuals
If an extension was requested, the deadline for filing extended tax returns for C Corps, Trusts, Individuals is today.
➜ Corporations: File calendar year Form 1120.
➜ Individuals: File calendar year Form 1040.
Tax Extension: Trusts
If an extension was requested, the deadline for filing extended tax returns for Trusts is today.
➜ Trusts: File calendar year Form 1041.
Tax Extension: S Corps, LLCs, Partnerships
If an extension was requested, the deadline for filing extended tax returns for S Corps, LLCs, Partnerships is today.
➜ S-Corporations: File calendar year Form 1120S.
➜ Partnerships: File calendar year Form 1065.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q2 2025 due July 31, 2025 (Reporting Period: April, May, June)
sticky_note_2 Please note: Delinquent if not filed by July 31, 2025. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
QB Desktop 2022 Service Discontinuation
Starting today, QuickBooks Desktop 2022 software will be discontinued. This includes all 2022 versions of QuickBooks Desktop Pro, QuickBooks Desktop Premier, QuickBooks Desktop for Mac, and QuickBooks Enterprise Solutions 22.0. Other Intuit products are affected by the software discontinuation.
sticky_note_2 Please note: If you didn’t upgrade your QuickBooks Desktop 2022 by May 31, 2025, you won't have access to live technical support if you run into problems or any of the other Intuit services that can be integrated with QuickBooks Desktop. Discontinued versions won't receive the latest critical security patches and updates, which may expose your financial data and your product to security vulnerabilities.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q1 due April 30, 2025. (Reporting period: January, February, March)
sticky_note_2 Please note: Delinquent if not filed by April 30, 2025. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.
Tax Deadline: C Corps, Trusts, Individuals
The filing deadline for tax returns regarding C Corps (Form 1120), Trusts (Form 1041), Individuals (Form 1040 or 1040SR) is today.
➜ Corporations: For automatic 6-month extension, file Form 7004 and deposit estimated tax.
➜ Individuals: For automatic 6-month extension, file Form 4868 and deposit estimated tax.
Payroll + Sales and Use Tax Deadline
Payroll Taxes Q4 due January 31, 2025. (Reporting period: October, November, December)
sticky_note_2 Please note: Delinquent if not filed by January 31, 2025. When the due date falls on a Saturday, Sunday, or legal holiday, the next business day is considered the last timely date.