These rules apply to the competitions in the area of the international federation, the continental unions, international championships and international tournaments, the competition rules in Duo System and Fighting System.
All references in this document to the term “he” should be understood as “he or she”.
The nations are free concerning the rules for their national tournaments.
The competitors shall wear a good quality white Ju-Jitsu Gi which must be clean and in good order. They shall wear red or blue belts.
The jacket shall be long enough to cover the hips and be tied around the waist by the belt.
The sleeves shall be loose enough to grip and long enough to cover half of the forearm but not the wrist. The sleeves may not be rolled up.
The trousers shall be loose and long enough to cover half of the shinbone. Trousers legs may not be rolled up.
The belt shall be tied with a square knot, tight enough to prevent the jacket from being too loose and long enough to go twice around the body and leave about 15cm of the belt on each side of the knot. Female competitors are required to wear a plain white T-shirt or leotard under their Gi. Men are not allowed to wear anything under their Gi-jacket.
The competitors must have short fingernails and toenails.
The competitors are not allowed to wear anything that may injure or endanger the opponent.
Glasses may not be worn.  Contact lenses may be worn at own personal risk.
Long hair must be tied up with soft hair-band.

Each contest area should be 12 m x 12 m and shall be covered by tatamis, generally green in colour or in any other acceptable colour.
The contest area shall be divided into two zones. The demarcation between these two zones shall be called the warning area and shall be indicated by a coloured area, generally red, 1 m wide, forming the outside part of the competition area.
The area within and including the warning area shall be called the competition area and shall always be 10 m x 10 m. Inside the competition area and not including the warning area, shall be an 8m x 8m square called the fighting area.
The area outside the warning shall be called the safety area and shall be at least 1 m wide.
Where two or more adjoining competition areas are used, a common safety area is not permitted.
Only one coach, who stays at the limit of the contest area during the match, may assist contestants.
If the coach exhibits misbehaviour towards the athletes, the referee, the audience or anyone else, the MR may decide to make him leave the area reserved to the officials for the duration of the match.
If the misbehaviour continues, the Referees of the match may decide to make him leave the official area for the whole tournament.