Decisions of the International F.A. BoardDecision 1Basic compulsory equipmentThe basic compulsory equipment must not have any political, religious or personal slogans, statements or images.The team of a player whose basic compulsory equipment has political, religious or personal slogans or, statements or images will be sanctioned by the competition organiser or by FIFA.UndergarmentsPlayers must not reveal undergarments that show political, religious, personal slogans, statements or images, or advertising other than the manufacturer logo. A player/team of a player that reveals an undergarment that shows political, religious, personal slogans, statements or images, or advertising other than the manufacturer logo will be sanctioned by the competition organiser or by FIFA.Source: FIFA.comhttp://www.proreferees.com/law-4---the-players--equipment.php