Exemption

{
  "id": "MLC-T-ENV-010307",
  "term": "Exemption",
  "field": "Environment",
  "definition": "1. State or USEPA permission for a water system not to meet a certain drinking water standard. An exemption allows a system additional time to obtain financial assistance or make improvements in order to come into compliance with the standard. The system must prove that: (1) there are compelling reasons (including economic factors) why it cannot meet USEPA health standards (Maximum Contaminant Levels or Treatment Techniques); (2) it was in operation on the effective date of the requirement; and (3) the exemption will not create an unreasonable risk to public health. The state must set a schedule under which the water system will comply with the standard for which it received an exemption.\n\n2. State or EPA permission for a water system not to meet a certain drinking water standard. An exemption allows a system additional time to obtain financial assistance or make improvements in order to come into compliance with the standard. The system must prove that: (1) there are compelling reasons (including economic factors) why it cannot meet a MCL or Treatment Technique; (2) it was in operation on the effective date of the requirement, and (3) the exemption will not create an unreasonable risk to public health. The state must set a schedule under which the water system will comply with the standard for which it received an exemption.\n\n3. A State with primacy may relieve a public water system from a requirement respecting an MCL, treatment technique or both, by granting an exemption if certain conditions exist. These are: 1) the system cannot comply with a MCL or treatment technique due to compelling factors which may include economic factors; 2) the system was in operation on the effective date of the MCL or treatment technique requirement; and 3) the exemption will not result in an unreasonable public health risk.\n\n4. A state (with primacy) may exempt a public water system from a requirement involving a Maximum Contaminant Level (MCL), treatment technique, or both, if the system cannot comply due to compelling economic or other factors, or because the system was in operation before the requirement or MCL was instituted; and the exemption will not create a public health risk.\n\n5. Exemption from the prohibitions of § 90.1003.\n\n6. Exemption from the prohibitions of § 91.1103.\n\n7. Exemption from a testing requirement of a test rule promulgated under section 4 of the Act and part 799 of this chapter.\n\n8. Exemption from the prohibitions of § 89.1006.",
  "subject": "Water",
  "references": [
    "Safe Drinking Water Act Glossary",
    "Drinking Water Glossary; Drinking Water Glossary 2009",
    "Drinking Water Technical & Legal Terms",
    "Terms of Environment",
    "40 CFR 90.902 (CFR 2013)",
    "40 CFR 91.1002 (CFR 2013)",
    "40 CFR 790.3 (CFR 2013)",
    "40 CFR 89.902 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/exemption/"
}