Every board of examination or registration referred to in this chapter is hereby authorized, under such rules and regulations as may be adopted by each board, to remit all annual license or annual registration fees required to be paid by any licensee or registrant under its supervision during such time as such licensee or registrant is serving with the Armed Forces of the United States of America, and to retain the name of such licensee or registrant in good standing on the roster of said board during said time.