u dnt need to declare every $$ its only 10000 n up, its international rule that most country follow even usa, nepal jada plane bata niklera terminal building chirna sath bord ma thulo thulo letter ley lekheko cha to declare if u have more than 10000$ .. i never said u can take only 100$ as tourist what i said was take 100 ko bills as its highly desirable by nepali gold smugglers n u get best rate