This article is from the Table Tennis (Ping Pong) FAQ, by ttennis@bu.edu with numerous contributions by others.
3.1.1 A tournament is a complete competition in which play is
continuous apart from overnight breaks and breaks for food.
3.1.1.1A sanctioned tournament is a tournament approved by a USATT
sanctioning official. All other tournaments are non-sanctioned. Any
USATT member who sponsors or participates in a non-sanctioned
tournament, except as listed in By-Law3.1.1.2, is subject to
disciplinary action.
3.1.1.2No sanction is required for a) events restricted solely to the
members of one affiliated club or b) local recreation tournaments
conducted by city or county park and recreation departments or
organizations such as the YMCA, schools, and industrial companies.
3.1.1.2.1USATT members are encouraged to assist these organizations
with their tournaments and to compete in them. To be exempt from the
sanctioning requirement, the tournament must not offer prize money and
must not advertise other than locally. To avoid conflict with the
sanctioning regulations, the sponsor (or an interested USATT member)
should contact the regional tournament director for a waiver of
sanction.
3.1.1.3Players who can produce proof of membership in their own
affiliate of the ITTF will be so recognized. All other players will
be considered as residents of the USA.
3.2.1 Star Rating: Tournaments are assigned "star" ratings to indicate
their relative quality.
3.2.2 Star ratings are defined in the Tournament Guide.
 
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