Versions of 21 CFR 112.31 - What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? on LawServer 2024 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2023 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2022 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2021 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2020 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2019 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2016 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance? 2015 21 CFR 112.31 – What measures must I take to prevent ill or infected persons from contaminating covered produce with microorganisms of public health significance?