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The system is currently only available for Tire and Lead Acid Battery, Sales, Use, and Withholding Tax Accounts.
Please accept the usage terms for MyTax Missouri to begin registration as a Non-Employee Delegate. For this process you will need to provide your Name, Social Security Number and contact information such as phone and email.
To gain access to a business, you must be granted rights by a Business Administrator. Upon completion of registration, please provide your User ID to the Business Administrator for the business you are requesting online access. The Business Administrator will use your User ID to give you access.