Nepal is a small & beautiful country.Nepal is also known as Himalayan country & second rich country in the world.There are many parts of Nepal into which the entry of foreigners is strictly controlled. Many treks that may be suggested on a map are in restricted areas and you either cannot get a permit for those regions or must travel with a liaison officer and pay for a special permit. Some areas specifically closed to foreigners are: Walunchung Gola, Rolwalling and the route to Nangpa La in Khumbu. When planning your trek, assume that these areas will remain closed. Don't count on a last-minute change in the rules. Police check posts are numerous in the hills and police will turn you back if you try to trek into a restricted area

These trekking areas are different in many features from ordinary onesc You must travel with a liaison officer and pay for a special permit. Groups must consist of a minimum of two clients and the required staffs. The main objective of declaring these areas ' restricted' is to protect the natural environment and culture from outside influences. The environmental officer has to handle all the formalities with the police and government offices in route. The treks must be fully arranged through registered Trekking Company. It has to be fully equipped with tent, all Support staffs, cooks, etc. The trekking agency arranges the trekking permit through a series of applications and guarantees letters. You cannot trek along in the restricted area.