Copies of regulations of the Board and of additions or amendments thereto printed under the authority of the Board shall be admissible in all of the courts of the Commonwealth without further proof and given the force and effect prescribed hereby, and the fact that such printed copies bear the name of the Board shall be prima facie evidence that they are duly adopted and promulgated under the provisions of this title and that they are true copies of the regulations, or of any additions and amendments thereto, adopted pursuant to the provisions of subsection A of § 33.2-210.