This code shall apply to restricted use pesticides, which are required by the Federal Insecticide, Fungicide and Rodenticide Act (FIFRA) in 40 CFR 152.175, to bear the human signal word "Danger" [as defined in 40 CFR 156.10(i)(A)] or those restricted-use pesticides, which when evaluated against NFPA 704, Standard System for the Identification of the Hazards of Materials for Emergency Response (Health Hazard Warning Determination), are determined to be rated as "3" or "4.