What does the consent letter need to include?
The athlete's full name and date of birth; your name, relationship and contact details; a clear statement that you consent to the application and to KBN processing their data for it; your signature and the date. KBN may ask for your own identity document.
Related questions
Answers follow the published KBN rules. The verify page is the authority for any licence or certificate, and where the rules do not cover a case, the Ranking Committee decides. Helpful counters on this demo site started from sample values.