County councils that consider second homes to be a serious social problem should use their taxation powers fully, raising the council tax premium on second homes to 100%.
Dylai cynghorau sir sy’n canfod fod ail gartrefi yn broblem gymdeithasol ddifrifol ddefnyddio eu grymoedd trethiannol yn llawn, gan godi premiwm y dreth gyngor ar ail gartrefi i 100%.