Resources for Marine Invasive Species Fee

Laws and Regulations

Forms

Special Notices

Related Websites

Other Helpful Resources

  • Contact Us — A listing of CDTFA contacts for your questions and concerns.
  • Sign Up for CDTFA Updates — Sign up to receive a monthly email detailing important business information, including Special Notices, Tax Information Bulletins, and updates for local services.
  • Online Services — Learn about the online services CDTFA offers, including online registration seller's permits and other accounts.
  • Videos and How-To Guides — These resources will help you avoid common mistakes, file your tax returns online, and more.
  • Verify a Permit or License — You can use this application to verify a seller's permit, cigarette and tobacco products license, eWaste account, underground storage tank maintenance fee accounts, diesel fuel and motor vehicle fuel supplier licenses, aircraft jet fuel dealer permit.
  • CDTFA Field Offices — A comprehensive listing of all CDTFA offices and contact information.
  • Get It In Writing! — Tax and Fee Laws can be complex, and you are encouraged to put your tax questions in writing.
  • Taxpayers' Rights Advocate (TRA) — The TRA Office helps taxpayers when they are unable to resolve a matter through normal channels, when they want information regarding procedures, or when there are apparent rights violations.
  • GO-Biz — The Governor's Office of Business and Economic Development offers extensive information on state, local, and federal permit requirements. For a listing of their assistance centers, visit their website.
  • CalGold — Provides information regarding permit and licensing requirements on other state, federal, and local authorities. For example, you may need to register with the Franchise Tax Board or the Employment Development Department. You may also want to consult with a tax professional or your local city and county authorities for assistance regarding other agencies' requirements or restrictions.
  • California's Tax Service Center — A one-stop tax help and resource website that guides taxpayers to forms and services they need.