Fictitious Name Registration
Please contact the Missouri Secretary of State Office at their website http://www.sos.mo.gov/business/corporations/startBusiness.asp
Registering as an Employer
Any business employing individuals is subject to State withholding taxes and can obtain more information by calling the Missouri Revenue Department at (573) 751-7200 or visiting their website http://dor.mo.gov/.
Federal Employer ID Number
Any business employing individuals is also required to apply for a Federal Employer Identification number. Please contact the Internal Revenue Service (IRS) for more information and forms at their website www.IRS.Gov/Business.
Missouri Sales Tax Number
If your business will be involved with direct sales of merchandise to the public, you are required by both State and City laws to have a Missouri Sales Tax Number. Please visit the website for more information at http://dor.mo.gov/tax/business/sales/forms or by contacting them directly at the following:
Sales Use Tax
P.O. Box 840
Jefferson City, Mo 65105-0840