Cheat Sheet: Comprehensive California S-Corp Requirements

1. Formation Requirements

  • File Articles of Incorporation:
  • Form: Articles of Incorporation (Form ARTS-GS)
  • Deadline: Upon creation
  • Fee: $100
  • Website: California Secretary of State
  • Appoint a Registered Agent:
  • Deadline: Upon creation
  • Initial Statement of Information:
  • Form: Statement of Information (Form SI-200)
  • Deadline: Within 90 days of formation
  • Fee: $25
  • Website: California Secretary of State

2. Annual Requirements

  • Annual Statement of Information:
  • Form: Statement of Information (Form SI-200)
  • Deadline: Annually by the end of the anniversary month of incorporation
  • Fee: $25
  • Website: California Secretary of State
  • Franchise Tax:
  • Form: California Form 100S
  • Deadline: March 15th (for calendar year filers)
  • Minimum Tax: $800 annually
  • Website: California Franchise Tax Board
  • California S-Corp Tax Return:
  • Form: Form 100S (California S Corporation Franchise or Income Tax Return)
  • Deadline: March 15th (for calendar year filers)
  • Fee: Based on net income
  • Website: California Franchise Tax Board

3. Quarterly and Bi-Annual Requirements

  • Estimated Tax Payments:
  • Form: Form 100-ES
  • Deadline: April 15th, June 15th, September 15th, December 15th
  • Fee: Based on estimated tax
  • Website: California Franchise Tax Board

4. Federal Requirements

  • S Corporation Election:
  • Form: IRS Form 2553
  • Deadline: No more than 2 months and 15 days after the beginning of the tax year the election is to take effect
  • Website: IRS Form 2553
  • Federal Tax Return:
  • Form: IRS Form 1120S
  • Deadline: March 15th (for calendar year filers)
  • Fee: Based on net income
  • Website: IRS Form 1120S
  • Shareholder K-1s:
  • Form: IRS Schedule K-1 (Form 1120S)
  • Deadline: March 15th (to shareholders)
  • Website: IRS Schedule K-1 (Form 1120S)

5. Employment Requirements

  • California Employment Development Department (EDD):
  • Form: DE 1 (Registration Form for Commercial Employers)
  • Deadline: Within 15 days of employing first worker
  • Website: California EDD
  • Ongoing Reporting: DE 9 and DE 9C quarterly
  • Website: California EDD Quarterly Reporting

6. Sales and Use Tax Requirements

7. Government Contracting Requirements

  • SAM Registration:
  • Form: System for Award Management (SAM)
  • Renewal: Annually
  • Deadline: Based on the initial registration date
  • Fee: Free
  • Website: SAM Registration
  • California e-Procure Registration:
  • Form: Cal eProcure
  • Renewal: Annually
  • Deadline: Based on the initial registration date
  • Fee: Free
  • Website: California e-Procure

Comprehensive Schedule

RequirementFormFrequencyDeadlineFeeWebsite
Articles of IncorporationARTS-GSOnceUpon creation$100Link
Initial Statement of InformationSI-200OnceWithin 90 days of formation$25Link
Annual Statement of InformationSI-200AnnuallyEnd of anniversary month$25Link
Franchise TaxForm 100SAnnuallyMarch 15thMinimum $800Link
California S-Corp Tax ReturnForm 100SAnnuallyMarch 15thBased on net incomeLink
Estimated Tax PaymentsForm 100-ESQuarterlyApril 15th, June 15th, September 15th, December 15thBased on estimated taxLink
S Corporation ElectionIRS Form 2553OnceNo more than 2 months and 15 days after the beginning of the tax yearLink
Federal Tax ReturnIRS Form 1120SAnnuallyMarch 15thBased on net incomeLink
Shareholder K-1sIRS Schedule K-1 (1120S)AnnuallyMarch 15thLink
California EDD RegistrationDE 1OnceWithin 15 days of employing first workerLink
California EDD Quarterly ReportsDE 9 and DE 9CQuarterlyLast day of the month following the end of the quarterLink
California Sales Tax PermitCDTFA-400-SPOnceBefore commencing businessLink
California Sales Tax FilingsOnline (CDTFA)Quarterly or AnnuallyBased on revenue and CDTFA scheduleLink
SAM RegistrationSAMAnnuallyBased on initial registration dateFreeLink
California e-Procure RegistrationCal eProcureAnnuallyBased on initial registration dateFreeLink

Notes:

  • Ensure to check for any changes in forms or deadlines as they can be updated by the respective authorities.
  • Additional local permits and licenses might be required based on the specific business activities and location.

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