Can Buddhist marry non Buddhist in Nepal ?

Nepal is a country with multi cast like a garden with multi-color flowers. People get married with own caste only within same religion, which means a Buddhist cannot marry another Buddhist of different cast. A Buddhist cannot marry non Buddhist in Nepal. These rules were strict during those days. People in the community and even family used to boycott if someone does so. Nowadays it is not followed as before. These days Buddhist do marry non Buddhist in Nepal. Slowly caste system is disappearing in the country as people are educated these days.