Mae sawl rheswm pam y gellid codi'r cyfraddau treth preswyl uwch o dan y TTT, gan gynnwys:pryniant eiddo prynu-i-osodail gartrefi neu gartrefi gwyliaupontio rhwng dau eiddo, aphryniannau gan gwmnïau, megis darparwyr tai cymdeithasol
There are multiple reasons why the higher rates of residential tax could be charged under LTT, including:the purchase of buy-to-let propertiessecond homes or holiday homesbridging between two properties, andpurchases by companies, such as social housing providers