Yes, travel insurance is mandatory for trekking to the Everest region. -your travel insurance must cover medical and emergency repatriation inclusive of helicopter rescue and evacuation expenses at high altitude for individual trekking members, please kindly provide us your insurance to us at the time of booking your trip or later - before your trip get started. Alpine Ramble will help and assist you to buy travel insurance for potential unforeseen events or altitude sickness during the trek.