A person may not bribe or attempt to bribe another who is participating in or connected with an athletic contest held in the State. A person who violates this section is guilty of the misdemeanor of bribery and on conviction is subject to imprisonment for not less than 6 months and not exceeding 3 years or a fine not less than $100 and not exceeding $5,000 or both. A person who violates this section is subject to § 5-106(b) of the Courts Article. A person: may not refuse to testify concerning a conspiracy to violate this section; but may be compelled to testify against any person who may have conspired to violate this section. A person compelled to testify under paragraph (1) of this subsection is a competent witness. A person compelled to testify for the State under this section is immune from prosecution for a crime about which the person was compelled to testify.