Legal basis: Article 16 (1) The police should keep their hair clean and tidy. Dyeing colored hair is not allowed unless it is necessary for a special task. Male policemen are not allowed to have long hair, big sideburns, curly hair (except natural curly hair), shaved heads or beards, and female policemen are not allowed to braid their hair over their shoulders. (2) The police are not allowed to tattoo, dye nails, grow long nails or wear heavy makeup.