Use of state emblems for commercial purposes

No person, firm or corporation shall use the state seal, the state coat of arms, or a facsimile or imitation of them, for commercial purposes. The use of the state seal, the state coat of arms, or a facsimile or imitation of them as a portion of any letterhead, or in any advertisement, shall create a presumption that the use is for commercial purposes. Any person who violates any provisions of this section shall be deemed guilty of a misdemeanor and, upon conviction, shall be fined not exceeding five hundred dollars ($500).