This is to help address the impact of large numbers of second homes and holiday lets, including the impact of underused properties, on the availability of local housing.
Mae hyn er mwyn helpu i fynd i’r afael ag effaith niferoedd uchel o ail gartrefi a llety gwyliau, gan gynnwys effaith eiddo a danddefnyddir, ar argaeledd tai lleol.