Section 436.510 - Witnesses in investigation or prosecution for gambling(1) In any prosecution or any investigation by an examining court or grand jury of gambling violations, it shall be no exemption for a witness that his testimony may incriminate himself.(2) It shall be no exemption for the buyer of a lottery ticket, in any prosecution against the seller of a lottery ticket, that his testimony may incriminate himself.(3) No testimony given in the proceedings stated in subsections (1) and (2) of this section shall be used against the testifying witness in any prosecution except for false swearing.(4) Except as provided in subsection (3) of this section, a witness testifying in any prosecution against the seller of a lottery ticket, shall be discharged from all liability for any offense necessarily disclosed in his testimony.(5) A witness testifying in any prosecution for gambling shall be discharged from all liability for gambling disclosed in his testimony.(6) No person against whom a witness testifies in any prosecution for gambling shall testify as to any gambling by the witness.Amended 1974 Ky. Acts ch. 406, sec. 334. -- Recodified 1942 Ky. Acts ch. 208, sec. 1, effective 10/1/1942, from Ky. Stat. secs. 1328a, 1973, 2579.