Halloween is right around the corner, with the annual treats already proliferating in local retail outlets. For most tax professionals, however, this brings a reminder – if not a recurring nightmare – about the first Underused Housing Tax (UHT) filings which were abruptly aborted by CRA the afternoon of October 31. Since then, more changes to the UHT have been passed into law, specifically in Bill C-69 on June 20, 2024. This brings more certainty to the tax and filing requirements, briefly summarized below, and an audit alert.