Here you can find official information, rules and criteria for freeskiing:
Notice of an Update to the FIS Anti Doping Rules August 2019
ACC Sport Smart Concussion Guidelines
Printable Pocket Concussion Recognition Tool
National Development Selection Criteria
Beijing 2022 Olympic Games Qualification System - Freestyle Skiing
SSNZ Olympic Nomination Criteria 2022
NZOC Selection Policy Beijing 2022