http://www.dor.mo.gov/tax/business/sales/rates/2005/
http://www.dor.mo.gov/tax/business/faq/exempt.htm
http://www.dor.mo.gov/tax/audit/manual/chapter1.htm
www.osca.state.mo.us/courts/PubOpinions.nsf
www.dor.state.mo.us/tax/business/sales/forms
email – salesuse@mail.dor.state.mo.us
Tel. – (573) 751-2836
Mail – Sales/Use Tax, P.O. Box 840, Jefferson City, MO 65105-0840