The levy is set at 75p per person per night for adults staying in hostels and campsites and at £1.30 per person per night for all visitors staying in other types of accommodation.
Mae'r ardoll wedi'i phennu ar 75c y pen y noson i oedolion sy'n aros mewn hosteli ac ar gaeau gwersylla, ac ar £1.30 y pen y noson ar gyfer yr holl ymwelwyr sy'n aros mewn mathau eraill o lety.