Internal Revenue Collection And Sale Of River Based Materials(Stone,Sand Gravel And Aggregate) From Naulapni Area Sanapa 9,Karkitole(Gufa Area)Sanapa 9, Matey Area Sanapa 10, Bihara Bazar Area Sanapa 10,Bihara Thati Area Sanapa 10, Rubdi Area Sanapa 10,Belaha Upper And Lower Tatiya Area And Balebang Thultari Area