Certifications provided for in this act¹ shall be issued under the signature and seal of the State Mining Board; such certificates shall bear the date of issuance, full name, age and years of experience of recipient and shall designate the position for which the recipient is certified by the Board. Provided that all persons making applications to the State Mining Board for certificates of competency as mine superintendent, mine foreman or shot firer shall accompany said application with a fee of Two Dollars and fifty cents ($2.50) as a fee for such examination and shall pay an additional fee of Two Dollars and fifty cents ($2.50) when said certificate is issued.