This drop in risk has itself coincided with changes made to our tax system to request further information about the transactions and additional efforts to educate taxpayer agents.
Mae'r gostyngiad hwn mewn risg wedi cyd-daro â newidiadau a wnaed i'n system dreth er mwyn gofyn am ragor o wybodaeth am y trafodiadau ac ymdrechion ychwanegol i addysgu asiantau trethdalwyr.