The depth of the pool shall not be less than fixed by current FINA rules. The temperature shall not be lower than fixed by current FINA rules. For the swimming event organisers should where possible consider a 25 metre pool so as to allow the established record system to be continued. The competitions under 2.1.2, 6.2.1 and 6.2.2 are not considered for the team championship. Substitudes must be registered by the team's coach with the organisers in the teams meeting before the Championships commence .
Later substitutions are only possible with the agreement of the chief referee.
The composition of the races is subject to approuval by the chief referee. If a competitor withdraws, he shall inform the responsible referee thereof. The teams receive championship cups or trophies and diplomas. Each country shall play one match against each of the other countries in its league. Two points shall be awarded for a win and one point for a draw.