A federal judge heard arguments about whether he should block a key part of a new Florida property insurance law, with a Hillsborough County construction company arguing that the measure violates First Amendment rights.

Gale Force Roofing and Restoration LLC filed a lawsuit last month challenging part of the law designed to prevent contractors from advertising to spur property owners to file roof-damage claims. The company contends the law violates speech rights, and its attorneys sought a preliminary injunction.