Mo. Rev. Stat. § 346.110 : — OCCUPATIONS AND PROFESSIONSHearing Aid Fitters and Dealers — Prohibited acts TEXT PDF No person shall: (1) Sell through the mails, hearing instruments without prior fitting and testing by a hearing instrument specialist licensed under this chapter or an audiologist licensed under chapter 345; (2) Sell, barter, or offer to sell or barter a license; (3) Purchase or procure by barter a license with intent to use it as evidence of the holder's qualification to engage in the practice of fitting hearing instruments; (4) Alter a license with fraudulent intent; (5) Use or attempt to use as a valid license a license which has been purchased, fraudulently obtained, counterfeited or materially altered; (6) Willfully make a false statement in an application for license or application for renewal of a license. § 346.110, RSMo L. 1973 H.B. 396 & 257 § 23, A.L. 1995 S.B. 69, et al., A.L. 2007H.B. 780 merged with S.B. 308