Polo taken. The official set of rules and rules interpretations are reviewed and published annually by each country's polo association. Most of the smaller associations follow the rules of the Hurlingham Polo Association, the national governing body of the sport of polo in the United Kingdom, and the United States Polo Association. Outdoor or field polo consists of four to eight 7-minute chukkas, between or during which players change mounts. At the end of each 7 minute chukka, play continues for an additional 30 seconds or until a stoppage in play, whichever comes first. There is a four-minute interval between chukkas
Rules of water polo Rules of water polo The rules of water polo are the rules and regulations which cover the play, procedure, equipment and officiating of water polo. These rules are similar throughout the world, although slight variations to the rules do occur regionally and depending on the governing body. Governing bodies of water polo include FINA, the international governing organisation for the rules; the NCAA rules, which govern the rules for collegiate matches in the United States; the NFHS rules which govern the rules in high schools in the USA and the IOC rules which govern the rules at Olympic events. Senior