Vikingfight is sanctioned by Northern Mixfight Association (NMFA) and must meet all demands required by this association. NMFA provides rules and regulations for the competition as well as judges, referees and ring doctors.

All Mixfight matches at Vikingfight are fought by the NMFA Mixfight rules and are classified professional or semi-professional. The complete set of rules can either be viewed online by clicking here or be downloaded by clicking here.

All Thaiboxing matches at Vikingfight are fought by the World Muay Thai Council Thaiboxing rules. The rules can be viewed online by clicking here.

NMFA requires that all competitors obtains a medical certificate before allowed to compete. Detailed information about the certificate are available by following this link.