The National Football League and Canadian Football League today announced the formation of the NFL-CFL Officiating Development Program. Beginning this season, a group of NFL officials will have the opportunity to work as part of CFL crews during preseason and regular-season games in June and July, prior to starting their NFL season at the league’s annual officiating clinic in late July. Several CFL officials will then join the NFL’s Officiating Development Program, which is designed to train top officials in all aspects of NFL officiating. Elements of the program include attending NFL minicamps and training camps, officiating preseason games, studying position-specific film with veteran NFL officials, reviewing mechanics and analyzing rules differences between the NFL and other leagues, including the CFL and college footb

Source: NFL.com