2023 Tax Deadlines for San Jose Startups

• JAN 31: Send 1099s to contractors. Send W2s to employees. 1099-MISC for nonemployee compensation must also be e-filed to IRS on this date.
• JAN 31: File Form 8809 for a 30-day extension to file W2s and 1099-MISC for nonemployee compensation.
• JAN 31: Send 1095-B and 1095-C forms to employees.
• JAN 31: Claim Research and Development Tax Credits on Form 941, and file annual Federal Unemployment Tax Act (FUTA) return on Form 940 .
• MAR 1: IRS ACA Compliance 1094-B, 1095-B, 1094-C and 1095-C filings are due on this deadline (if paper-filing, due March 31 if e-filing). File Form 8809 for a 30-day extension.
• MAR 1: Delaware Annual Franchise Report filing deadline: Pay a minimum of $400, which increases if you have significant funding.
• MAR 2: IRS 30-day automatic extension: provide Form 1095-B and Form 1095-C to employees.
• MAR 31: IRS ACA Compliance 1094-B, 1095-B, 1094-C and 1095-C filings are due (e-file).
• MAR 31: 1099s and W2s must be e-filed with the IRS by this deadline.
• APR 1: 571-L Business Property Tax filing due. Initial deadline.
• APR 18: C Corp Form 1120 Tax Return deadline. Can extend to October 16*.
• APR 18: File the R&D Tax Credit Form 6765 with your tax return. Can extend to October 16*.
• APR 18: Federal Quarterly Estimated Tax first installment.
• APR 18: File the CA Franchise Tax due. Pay $800.
• APR 30: Claim R&D Tax Credits on Form 941.
• MAY 7: 571-L Business Property Tax filing due. Final date to avoid 10% penalty.
• JUN 1: Delaware Quarterly Estimated Franchise Tax deadline. Pay 40% of estimated annual amount (if annual amount expected to exceed $5,000).
• JUN 15: Federal Quarterly Estimated Tax second installment.
• JULY 31: Claim R&D Tax Credits on Form 941.
• SEP 1: Delaware Quarterly Estimated Franchise Tax deadline. Pay 20% of estimated annual amount (if annual amount expected to exceed $5,000).
• SEP 15: Federal Quarterly Estimated Tax third installment.
• OCT 16: C Corp Form 1120 Tax Return final due date if extension was filed.
• OCT 31: Claim your R&D Tax Credits on Form 941.
• DEC 1: Delaware Quarterly Estimated Franchise Tax. Pay 20% of estimated annual amount (if annual amount expected to exceed $5,000).
• DEC 15: Federal Quarterly Estimated Tax fourth installment.
• ROLLING: CA Statement of Information due. Pay $25.

*Note: The federal tax deadline for 2023 is April 18 and the federal extension deadline is October 16. Normally, when the tax deadline is on weekend or holiday, the deadline is moved to the next business day. However, Monday, April 17, is Emancipation Day, a holiday recognized in the District of Columbia, where the Internal Revenue Service is headquartered, and October 15 falls on a Sunday.

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SAN JOSE, STARTUPS AND TAXES

San Jose is California’s third largest city, and in 2022 Forbes reported that San Jose was rated the top city for small businesses by Biz2Credit, and 2021 is the second year San Jose took the tope spot. San Jose also offers a large number of incubators, accelerators, and other opportunities for entrepreneurs to find support for their startups.

The most important taxing authorities for companies in San Jose are:

• State of California Franchise Tax Board
• State of California Employment Development Department
• San Jose Business Tax & Registration

In 2023, San Jose has many corporate tax deadlines beyond the traditional April 18th tax return date. San Jose’s business tax is due on the 15th day of the calendar month in which the business began. See the calendar above for a more complete list.