The Annual General Meeting that was be held the past 29th January 2018 in Alcala de Henares (Spain), the members approved the proposals to update some articles in the futsal and football rules.
Those rules will take effect from the season 2018/2019 with their competitions and you can follow by those links:
Futsal: http://www.deafchampionsleague.eu/rules/9-futsal
Football: http://www.deafchampionsleague.eu/rules/8-football