I cannot provide a definitive answer to whether "FRTs" are legal again without knowing what "FRTs" refers to. This abbreviation is not commonly understood, and could stand for a variety of things, some of which might be legal and others which might be illegal depending on jurisdiction and specific circumstances.
To get an accurate answer, please clarify what "FRTs" stands for. If "FRTs" refers to a specific product, service, or activity, providing more detail will allow for a more informed response. You may also need to consult with a legal professional familiar with the relevant laws in your jurisdiction.