Kathmandu, Sept. 2 -- Nepal officially enforced new climbing permit fees for Everest and other peaks on Monday, marking the first such hike in a decade.

The last revision came on January 1, 2015, when the government scrapped the group-based system and introduced a uniform fee of $11,000 per climber for the spring season on the normal route.

Himal Gautam, director at the Department of Tourism, the body that issues climbing permits, said the per person royalty fee for foreigners climbing Everest from the south route in spring (March-May) has now risen from $11,000 to $15,000.

"It has officially been implemented from Monday, the start of the autumn season," he said.

Under the revised rules, the autumn season (September-November) fee has ...