2023 Tax Deadlines for Mountain View Startups

• JAN 1: Annual City of Mountain View Business License Tax is due.
• JAN 31: Send 1099s to contractors and W2s to employees. E-file 1099-MISC for nonemployee compensation with the 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 MAR 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 OCT 16*.
• APR 18*:  Federal Quarterly Estimated Tax first installment.
• APR 18*: 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: Weekend or holiday tax deadlines are moved to the next business day. The federal tax deadline in 2023 falls on April 18, rather than April 15, which is a Saturday. Most states usually follow the same calendar for state income tax returns. However, Monday, April 17, is Emancipation Day, a holiday recognized in the District of Columbia, where the Internal Revenue Service is headquartered. The federal extension deadline for 2023 is October 16, since October 15 falls on a Sunday. 

If your Delaware C-Corp Mountain View funded startup needs tax helpcontact us today!

MOUNTAIN VIEW, STARTUPS AND TAXES

Mountain View is located in the heart of Silicon Valley, a center of technological innovation, with easy access to the San Francisco Bay Area and Northern California. For startups, Mountain View provides a deep venture capital ecosystem, in addition to a large talent pool and established business infrastructure. 

The most important taxing authorities for companies in Mountain View are:  

• State of California Franchise Tax Board 
• State of California Employment Development Department 
• County of Santa Clara 
• City of Mountain View

Mountain View companies have an important tax deadline on January 1st, when the Business License Tax is due. After the standard April 18th state and federal return date, the 571-L property business property tax deadline is the next deadline for Mountain View companies to be aware of. Additional dates to be aware of can be found above.

2022 Tax Deadlines for Mountain View Startups

2022 startup tax deadlines are supplied for reference purposes only, and should not be used when making decisions in 2023 or beyond. Always consult your tax professional, and see our disclaimer below.

• JAN 1: Annual City of Mountain View Business License Tax is due.
• JAN 31:  Send 1099’s to contractors. Send W2’s to Employees. 1099-NEC for nonemployee compensation must also be e-filed to IRS on this date.
• JAN 31: Send 1095-B and 1095-C forms to Employees.
• JAN 31: Claim Research and Development Tax Credits on Prior Year Q4 Form 941, and file annual FUTA return on Form 940.
• FEB 1: Deadline to pay second installment of property tax bill to Santa Clara County
• FEB 28: W-2 and 1099-MISC, 1099-NEC filings are due on this deadline if paper-filing (due MAR 31 if e-Filing). File Form 8809 for a 30-day extension.
• FEB 28: IRS ACA Compliance 1094-B , 1095-B 1094-C and 1095-C filings are due on this deadline (if paper-filing, due MAR 31 if eFiling). File Form 8809 for a 30-day extension.
• MAR 1: Delaware Annual Franchise Report filing deadline: Pay a min. of $400, +more if you have significant funding.
• APR 1: 571-L Business Property Tax filing due. Initial deadline.
• APR 15: File the CA Franchise Tax due with Form 100. Pay $800. Extension for time to file return (not pay tax) can be filed.
• APR 15: Q1 CA Form 100-ES Q1 Estimated Tax due (30% of estimated tax).
• APR 15: C Corp Form 1120 Tax Return deadline. Can extend to OCT 15 with submission of form 7004.
• APR 15: File the R&D Tax Credit Form 6765with your tax return. Can extend to OCT 15 as mentioned above.
• APR 15: Federal Quarterly Estimated Tax 1st installment.
• APR 29: Claim R&D Tax Credits on Q1 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 2nd installment.
• JUN 15: Q2 CA Form 100-ES Q1 Estimated Tax due (40% of estimated tax). Note, CA does not require a Q3 installment.
• JUL 29: Claim R&D Tax Credits on Q2 Form 941.
• AUG 31: SF 571-L Business Property Tax payment due.
• 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 3rd installment.
• OCT 15: C Corp Form 1120 Tax Return final due date if extension was filed.
• OCT 31: Claim your R&D Tax Credits on Q3 Form 941.
• NOV 15: File the CA Franchise Tax due with Form 100 (if extended).
• DEC 1: Delaware Quarterly Estimated Franchise Tax, Pay 20% of estimated annual amount (if annual amount expected to exceed $5,000).
• DEC 10: Deadline to pay first installment of property tax bill to Santa Clara County.
• DEC 15: Federal Quarterly Estimated Tax 4th installment.
• DEC 15: Q4 CA Form 100-ES Q1 Estimated Tax due (30% of estimated tax).
• ROLLING: CA Statement of Information due. Pay $25.