ISMF Competition Rules
For a the most up to date and detailed rules please visit the website for the International Ski Mountaineering Federation and follow the links for the PDF of this years rules.
Uphill skinning marked with green flags – must use skins to climb (no snow shoes or boot packing)
Bootpacking marked with yellow flags – must have skis or split board attached to back pack
Descending marked with red flags – must wear helmet, skins removed