You are responsible to work on your official works. The visa processing, airfare and other travel expenses are all your responsibility. The visa and Visa extension fee might have changed so please check with your embassy or Nepal Immigration for the latest fee structure. Generally, -Visa (tourist) fee in US$: 15 days:- US$25 30 days:-US$40 90 days: US$100 Per additional day:- US$2. Help from our staff is obvious if you need.