Fla. Stat. § 497.609
If a direct disposer, direct disposal establishment, funeral director, funeral establishment, or cinerator facility is given a copy of the deceased's declaration of intent to be cremated that is signed by the deceased and the deceased's human remains are subsequently cremated, or a court order directing the cremation of the deceased's human remains, no person may make a claim objecting to the cremation against that direct disposer, direct disposal establishment, funeral director, funeral establishment, or cinerator facility. If a direct disposer, direct disposal establishment, funeral director, funeral establishment, or cinerator facility performs a cremation pursuant to the authorization of a legally authorized person who represents that she or he is not aware of any objection to the cremation of the deceased's human remains by others in the same class of the person making the representation or of any person in a higher priority class, and the deceased's human remains are subsequently cremated, no person may make a claim objecting to the cremation against that direct disposer, direct disposal establishment, funeral director, funeral establishment, or cinerator facility.
Fla. Stat. § 497.609