Provision shall be made to dispatch unregistered postal article by special mail within a maximum distance of Two
miles from a post office. Special fee for special mail and additional postage stamp as prescribed by the Government of Nepal must be paid for each postal article. Special mail must be written on the top right hand corner of the front of the postal  article. The kind of postal article that may be dispatched through special mail, the name of the post office capable of dispatching and delivering special mail and other related matters shall be as specified by the Director General and published in the Nepal Gazette.