Section 17A. In each municipality, the city or town clerk and a registrar or election commissioner, as designated by the board of registrars or the board of election commissioners, shall attend an annual training conducted by the office of the state secretary, and offered at no cost to the municipality or to the individual, on the applicable state and federal election laws and regulations. Upon completion of the training, the clerk, registrar or commissioner shall inform the board of registrars and election commissioners.