RIIL Tennis Rules - Article 27, Section 1
D. EACH SCHOOL MUST SUBMIT A RANKING OF ITS SINGLES PLAYERS AND DOUBLES TEAMS IN ORDER OF ABILITY TO THE RIIL OFFICE VIA THE ONLINE TENNIS LADDER FORM PRIOR TO THE FIRST RIIL MATCH. Failure to do so will result in a forfeit. Re-ranking of players will be permitted during the season under these conditions:
Pre-season rankings – To arrive at this Ladder, all returning Players are already ranked based upon where they were at the end of last year on the singles ladder. New players can challenge at the placement the coach deems appropriate, based on their ability.
Coaches are required to keep a log of ladder matches to verify any ranking changes. The log is to be dated and signed by the players involved and the new ladder submitted to the RIIL Office via the online Tennis Ladder Form.
A Single Player or Doubles Team can only move up or down one position on the ladder between League matches said change being based on a challenge match.
No change of ranking is allowed when back-to-back matches take place.
Each school must submit a ranking list to the Director of Tennis before the start of the playoffs. No change in this line-up will be allowed after the start of the playoffs. RANKINGS WILL BE LOCKED. THERE WILL BE NO MORE CHALLENGES.