Trekking Permits
Nepal, the land of Himalayas opens numerous prospects of trekking in different regions of Nepal. Among those trekking, an areas like Annapurna and Everest asks for permit to way in. So, you can manage the Trekking permits in Kathmandu Valley on the second day but in case of isolated area it definitely necessitate special sort of trekking permits and those destinations are described below-
Trekker in Upper Mustang and Upper Dolpo Region

US$ 500 or equal foreign currency per person for 10 days. Then, for further trip like extension, an additional charge is required as per the added day and that is US$ 50 or equal to foreign currency.
 
Trekking in Manaslu region
For a week, US $ 70 per person and US $ 10 for added day all through September to November.
On the other hand, merely US $ 50 is charged for each trekker per week from December to August. The charge will be increased with US $ 7 per person for each additional day.
 
Humla (Simikot-Yari) 
US $ 50 for each person designed for a week and US $ 7 for each one in case for added day.
 
Kanchanjunga, Lower Dolpa, Gaurishankar and Lamabagar 
For the initial 4 weeks the price is equal to US $ 10 each person and after 4 weeks per person it will be charged with US $ 20.
 
Nar Phu
The charge is equal to US $ 95 for each person designed for a week and US $ 10 for each person as per the day is added.