Provide immunity from claims of public or private nuisance for motor vehicle racing facilities

This bill creates legal immunity for motor vehicle racing facilities (like racetracks and associated amenities) from public or private nuisance claims under specific conditions. It applies if the facility existed before a local land use change and wouldn't have been considered a nuisance at that time. The bill also limits nuisance lawsuits to claims filed within two years of the issue becoming significant, while excluding cases involving prior court orders about existing nuisance problems. This directly affects racing facilities and individuals seeking to file nuisance lawsuits against them. The law changes the legal standards for such claims but does not alter racing operations or safety requirements.