To close a business in Missouri, you file dissolution or termination paperwork with the Secretary of State, notify creditors, settle debts, file final state and federal tax returns, cancel your licenses and tax accounts, and distribute whatever assets remain. Skip any of those steps and you can stay personally exposed to tax bills, creditor claims, or state penalties long after you thought you were done.
File the Right Dissolution Paperwork
Corporations and LLCs follow different tracks. Using the wrong form delays everything.
Corporations
A Missouri corporation dissolves by filing Articles of Dissolution with the Secretary of State. Shareholders must first approve the dissolution by a two-thirds vote of outstanding shares entitled to vote.1Secretary of State of Missouri. Articles of Dissolution by Voluntary Action The filing lists the corporation’s name, the date dissolution was authorized, and the voting results.2Missouri Revisor of Statutes. Missouri Code 351.468 – Articles of Dissolution The fee is $25.3Secretary of State of Missouri. Schedule of Fees and Charges
Once accepted, the corporation is no longer active but continues to exist for the limited purpose of winding up: collecting assets, paying debts, distributing what’s left to shareholders, and resolving pending lawsuits.4Missouri Revisor of Statutes. Missouri Code 351.476 – Effect of Dissolution
LLCs
An LLC winds up first, then terminates. Winding up means settling debts, collecting what’s owed, and distributing remaining property to members. After that, you file Articles of Termination with the Secretary of State, listing the LLC’s name, the original filing date of its articles of organization, and the reason for termination.5Missouri Revisor of Statutes. Missouri Code 347.045 – Articles of Termination, Contents The fee is $25.3Secretary of State of Missouri. Schedule of Fees and Charges
How members approve the dissolution depends on your operating agreement. If it’s silent, Missouri’s default LLC rules govern. Either way, document the vote or written consent before filing anything with the state.
Notify Creditors
After filing, give creditors a chance to submit claims. Missouri expects two kinds of notice.
Known Creditors
Send written notice to every creditor you know about. The notice should include the business name, a mailing address for claims, and a claims deadline of at least 120 days. Skip this and you may remain personally exposed to those debts after the business is gone.
Unknown Creditors
For creditors you don’t know about, publish a notice of dissolution in two places: a newspaper circulated in the county where the home office sits, and a statewide publication for legal professionals. Most businesses use the Missouri Bar Association’s publication for the second requirement.6Secretary of State of Missouri. Dissolutions Publication fees typically run between $45 and $225. An unknown creditor who doesn’t file a claim within two years of publication is generally barred from recovering against the dissolved business, so publish early.
Pay Off Debts and Handle the Lease
Before distributing anything to owners, the business must pay what it owes: loans, vendor invoices, lease obligations, and amounts owed to employees. When cash won’t cover everything, secured creditors get paid first because they hold collateral. Unsecured creditors split what remains proportionally. Some unsecured creditors will accept partial payment rather than chase a dissolving business; get any such settlement in writing before you send money.
Commercial leases don’t vanish when you close. Look for an early termination clause that lets you exit by paying a fee. Without one, you’ll need to negotiate with the landlord, usually by finding a replacement tenant, subleasing, or agreeing on a buyout. Walking away can trigger a lawsuit, loss of your security deposit, and damage to your personal credit if you signed a personal guarantee.
Wrap Up Employees and Payroll Accounts
If the business had employees, closing sets off a short list of obligations that get expensive when missed.
Final Pay and Benefits
Pay all wages owed. Don’t hold final paychecks while dissolution paperwork moves through the state. If you offered health insurance, COBRA continuation coverage rules may require notices to employees about their options.
WARN Act Notice for Larger Employers
The federal WARN Act requires at least 60 calendar days’ written notice before a plant closing or mass layoff, and it applies to businesses with 100 or more full-time employees.7U.S. Department of Labor. Employer’s Guide to Advance Notice of Closings and Layoffs Below that threshold WARN doesn’t apply, but reasonable notice is still the practical move.
Close Your Unemployment Tax Account
Once you no longer have employees, close your unemployment tax account with the Missouri Division of Employment Security. Call 573-751-1995 (option 1) or log into UInteract and select “Request to Close Account” under Account Maintenance. The division will review and either close the account or contact you if something is outstanding.8Missouri Department of Labor and Industrial Relations. I No Longer Have Employees. How Do I Close My Unemployment Tax Account?
File Final Tax Returns
Tax obligations don’t stop when operations do. File finals at both levels, and consider getting a clearance letter to prove nothing is hanging.
Missouri State Taxes
Corporations file a final Missouri Corporate Income Tax Return (Form MO-1120). Partnerships and multi-member LLCs file a final Partnership Return (Form MO-1065). If you collected sales tax, submit a final sales tax return and close the sales tax account with the Department of Revenue.9Missouri Department of Revenue. How to Make Changes to or Close a Business Tax Account
A corporation that fails to file its income tax return within 90 days of the due date risks having its charter forfeited under Missouri law, which creates complications even for a business you’re trying to close voluntarily.10Missouri Department of Revenue. Form MO-1120 Instructions
Federal Taxes
Corporations adopting a plan of dissolution must file IRS Form 966 within 30 days of the date the resolution to dissolve is adopted. This step gets missed often. It applies to C corporations and LLCs taxed as corporations.
If the business had employees, file a final Form 941 and check the box indicating you’ve stopped paying wages, entering the final date wages were paid.11Internal Revenue Service. IRS Form 941 – Employer’s Quarterly Federal Tax Return File Form 940 for the final year, along with W-2s for all employees and any required 1099s for contractors. Send the IRS a letter requesting closure of your Employer Identification Number so the account is marked inactive.
Tax Clearance Certificate
Missouri offers a tax clearance certificate confirming the business has no outstanding state tax liabilities. Complete Form 943 and submit it to the Taxation Division by mail, fax at 573-522-1265, or email at taxclearance@dor.mo.gov. Select “Withdrawal or Termination” as the reason. The department reviews all tax accounts, including your Division of Employment Security account, and everything must be filed and paid before the certificate is issued.12Missouri Department of Revenue. Form 943 – Request for Tax Clearance It isn’t strictly required for dissolution, but it’s the cleanest proof you left nothing behind.
Cancel Licenses, Permits, and Fictitious Names
Licenses don’t cancel themselves. Leave them active and fees or compliance obligations keep accruing on a business that no longer exists.
Start with state tax registrations. To close a sales tax account or other business tax registration with the Missouri Department of Revenue, email businesstaxregister@dor.mo.gov or call 573-751-5860. File final returns for all active tax accounts before the department will close them.13Missouri Department of Revenue. Maintain Registration Information
Local business licenses need attention too. Kansas City, for instance, requires businesses to file and pay their license fee even in years with zero gross receipts.14City of Kansas City. Business License FAQ Without a formal close, bills can arrive for years. Contact the revenue or licensing department in every city where the business held a license.
If the business operated under a fictitious name, file a cancellation with the Secretary of State. There’s no fee.15Secretary of State of Missouri. Cancellation of Registration of Fictitious Name Professional licenses, liquor licenses, and industry-specific permits each have their own cancellation process through the relevant board or agency.
Distribute What’s Left to the Owners
After debts and taxes are paid, whatever remains goes to the owners. Corporations follow a set priority: preferred shareholders get paid before common shareholders. LLCs distribute according to the operating agreement, and if the agreement doesn’t address the topic, Missouri’s default rules apply, which generally return capital contributions first and split any remaining value.
Tangible assets like real estate, equipment, and inventory need to be sold or formally transferred. Real property transfers must be recorded with the county recorder’s office. Digital and intellectual property (domain names, trademarks, patents, software, customer databases) should be inventoried and then sold, transferred, or abandoned.
Distributions can trigger tax consequences, particularly if what you receive exceeds your basis in the business. Talk to an accountant before distributing anything.
Keep the Records
The business is closed; the paperwork isn’t. Missouri’s tax regulations require records preserved for at least three years from the date a return was filed.16Missouri Department of Revenue. 12 CSR 10-101.800 – Record Keeping and Record Retention Federal employment records often need to be kept longer, and the IRS can audit for up to three years from filing, or six if it suspects a substantial understatement of income.
Practically, keep financial records, tax returns, dissolution filings, creditor notices, and settlement agreements for at least six years. If the business handled sensitive customer data, make sure storage and eventual disposal comply with applicable privacy laws.