You have decided to close your corporation in California. Perhaps sales no longer cover the costs, you are retiring, or the business has simply run its course. Now you need to understand what closing it actually involves. To dissolve a corporation in California, you need to formally approve the closure, settle the company’s affairs, file the appropriate state documents, and complete its final tax obligations. The work behind those filings matters: you need to know what happens to your customers, employees, unpaid bills, and any money left in the business.

What does dissolving your corporation actually mean?

Your corporation has its own legal existence. Even after you stop taking orders or close the office, there may still be contracts to finish, taxes to report, or money to collect. Dissolution is the formal part of bringing that business to an end; winding up is the work of settling what remains. First, check where your corporation was formed. This guide covers California stock corporations, the type of corporation that can issue shares to owners. Being taxed as an S corporation generally changes your tax paperwork, rather than the state dissolution process.

If you formed the corporation in Delaware and registered it to operate in California, leaving California generally involves a Certificate of Surrender. The company can continue to exist in Delaware. If you intend to close it entirely, you also need to follow its formation state’s dissolution process. California calls an out-of-state corporation a “foreign corporation,” even when it was formed elsewhere in the United States.

How to dissolve a corporation in California, step by step

Think of these steps as a closing plan. Some work overlaps, and certain deadlines start before you submit the final state filing.

Step 1: Find out where the corporation stands

Before setting a closing date, look up your corporation in California bizfile, the Secretary of State’s business portal. Confirm its name, entity number, and status. If the Franchise Tax Board (FTB), California’s income and franchise tax agency, has suspended it, you generally need to resolve that issue before using the ordinary dissolution process. A separate relief program may help some inactive companies.  Next, gather your company records and look at the finances. What do customers still owe you? Which bills remain unpaid? Does your lease continue beyond your preferred closing date? Use those answers to make a realistic closing budget and assign responsibilities. Someone should handle tax returns, someone should follow up with customers and suppliers, and someone should retain the records. In a small corporation, that may all be you.

Step 2: Make the decision official

Once you decide to close, put that decision in your corporation’s records. If you share ownership with others, writing it down makes it clear who agreed and what they approved. California law allows shareholders holding 50% or more of the voting power to elect to wind up and dissolve. Voting power comes from the rights attached to the shares. Three shareholders do not necessarily have three equal votes: one person may hold most of the voting power. Review the articles of incorporation, bylaws, and applicable voting procedures, then document the decision through the appropriate resolutions or written consent. Record the date, the voting result, and who will carry out the closure. The board can approve dissolution without a shareholder vote in certain circumstances, including when no shares were issued.

Keep track of whether all outstanding shares approved. That detail determines whether you can omit a separate state election certificate. If it is required, file it promptly after the decision; the final dissolution certificate comes when winding up is complete. 

Step 3: Tell the IRS about the decision

One deadline can arrive while you are still working out the closure details. An ordinary C or S corporation generally must file Form 966 within 30 days after adopting its dissolution or liquidation resolution or plan, with a certified copy attached.  This is an early notification to the IRS. Your final income tax return comes separately. Waiting until the office is empty or California accepts the dissolution could therefore mean missing the Form 966 deadline. If you later amend or supplement the plan, another 30-day filing requirement generally applies. The instructions have exceptions for certain entities, including exempt organizations and qualified subchapter S subsidiaries, so have your tax adviser confirm the requirement if your structure is unusual.

Step 4: Work through what the business owes and owns

This is where most of the practical closing work happens. You collect outstanding invoices, arrange refunds, deal with equipment, and work out how existing agreements will end. Once winding up starts, California generally limits business activity to what is needed to close the company or preserve its value pending a sale. The board must also mail notice to known creditors (people or businesses the company owes) and other known claimants whose addresses appear in the records, as well as shareholders who did not vote for dissolution. This gives those people notice that the company is closing. 

Look beyond the bills already on your desk. A customer may still be entitled to a refund, or you may need an agreement with your landlord to end a lease early. Before shareholders receive remaining assets, known debts and liabilities must be paid or adequately provided for. If a bill arrives later, you need a suitable arrangement to pay it before distributing the remainder. Any distribution must then respect shareholders’ rights and preferences. 

Step 5: Plan your employees’ departure before their last day

If you have employees, closing the business affects when you must pay them. California generally requires final wages, including accrued vacation, immediately when an employee is discharged, subject to specific exceptions. If their last day is Friday, your usual payroll run next week may be too late.  Some employers must give workers and public agencies advance notice of closure under the Worker Adjustment and Retraining Notification (WARN) laws. Check whether these laws cover your business before choosing employees’ last day. California changed the required notice content for 2026. 

Your payroll tax account needs attention too. When you close and will not report wages in future quarters, California’s Employment Development Department (EDD) requires your final payroll tax return, wage report, and payment within 10 days, regardless of normal deadlines. You must also close the employer payroll tax account.  Ask your payroll provider to coordinate the state requirements with final federal employment tax returns, deposits, and employee wage statements. Discuss benefit-plan closure with the providers handling those plans.

Step 6: Work out your final taxes and when future obligations stop

Your final tax returns explain what the corporation earned and spent during its last tax period. Closing during the year may mean reporting a period shorter than 12 months, so agree on the final period with your accountant before preparing the returns. A C corporation generally files California Form 100, or Form 100W where applicable, and federal Form 1120. An S corporation generally files California Form 100S and federal Form 1120-S, with final Schedules K-1 where required. These K-1s tell shareholders what they need to report from the corporation. Mark the applicable returns as final and address missing returns and unpaid balances. 

For California returns, the usual deadline is the 15th day of the third month after year-end for S corporations and the fourth month for ordinary C corporations. Special short-period rules can apply. Getting more time to file does not give you more time to pay. Owners also ask when the $800 minimum franchise tax stops. This tax generally applies to corporations incorporated, registered, or doing business in California, with exceptions such as the first taxable year of a newly incorporated or qualified corporation. Having little or no revenue does not, by itself, end the obligation. 

To qualify for relief from that minimum tax for subsequent years, the FTB requires three things to work together:

• File the final return for the preceding taxable year on time, including any applicable extension.
• Stop doing business in California after that year.
• File the appropriate state termination documents within 12 months after filing the final return.

That 12-month period is tied to the final return. It is not permission to keep operating without further tax consequences. If you plan to finish in December but the corporation accepts new work in January, revisit the final taxable year with your accountant. Before taking equipment or other property out of the corporation, ask about its tax treatment. A distribution can create taxable gain even when no cash changes hands. The IRS generally looks at fair market value when a corporation distributes assets in complete liquidation, subject to exceptions. 

Step 7: File the California documents that match your situation

The two main certificates describe different points in the process. The Certificate of Election to Wind Up and Dissolve records the decision to close. The Certificate of Dissolution confirms that the company’s affairs have been wound up. Which documents you need depends on how closure was approved and whether the corporation qualifies for the short-form option:

When everyone approves, you can skip the separate election certificate. You still have to finish the company’s outstanding business. The short form is for qualifying corporations that never started business. You must file within 12 months of incorporation, have issued no shares, return any payments received for shares, and have no debts other than tax liability handled through the permitted arrangements. That means arranging for taxes to be paid or for another person or entity to assume responsibility. You must also address final returns, distribute any known assets appropriately, and obtain the required director or incorporator approval. Simply having no sales or profit is insufficient. 

For an ordinary dissolution, a majority of the directors then in office sign and verify the final certificate. Read its statements carefully: you are confirming what has happened to debts and assets. It allows final California tax returns to have been filed or to be filed later, which is why you should coordinate the two timetables. 

Step 8: Close the accounts and registrations left behind

Your corporation may have relationships with several agencies. Completing the Secretary of State filing does not finish the work with each of them. If you have a seller’s permit or other accounts with the California Department of Tax and Fee Administration (CDTFA), request closure and complete the final returns. Selling equipment or keeping inventory can affect the last sales or use tax calculation. Keep the required CDTFA records for four years after closure.  Contact the relevant cities, counties, and licensing authorities about licenses, permits, and fictitious business names. Address registrations in other states separately.

Keep your bank account available for necessary final payments and receipts. Before canceling accounting software or other subscriptions, export the records you may need later and decide who will keep them. After required federal returns and taxes are resolved, follow the IRS process to deactivate the EIN and close the tax account. The number remains permanently assigned to the corporation. 

How much will closing cost, and how long will it take?

California currently charges no filing fee for the stock corporation election, dissolution, or short-form dissolution certificates. Your actual closing costs come from obligations such as tax preparation, professional help, employee payments, or lease settlements. Secretary of State fee schedule

Timing depends on what remains unfinished. A company with no employees and settled accounts has fewer tasks than one handling refunds or a disputed contract. Check the state’s current processing dates, but allow time for your own closing work too.

Close your corporation with a clear plan

The paperwork becomes easier when you know what remains to be settled. Start with the company’s status and finances, document the decision, and work through payments, employees, taxes, and filings. Keep evidence of completion so you can answer later questions. If you need assistance with dissolving a corporation in California, IncParadise offers support with California dissolution filings. You can arrange that help while your accountant handles the final tax work and your attorney addresses any ownership or creditor issues.

Originally Published: February 2019 | Last Major Update: September 2026