Acceptable Quality Level

{
  "id": "MLC-T-ENV-000189",
  "term": "Acceptable Quality Level",
  "field": "Environment",
  "definition": "1. Maximum percentage of failing vehicles that for purposes of sampling inspection, can be considered satisfactory as a process average.\n\n2. Maximum percentage of failing engines that can be considered a satisfactory process average for sampling inspections. [40 CFR 89.502 (CFR 2013)][40 CFR 90.502 (CFR 2013)]\n\n3. Maximum percentage of failing compressors that, for purposes of sampling inspection can be considered satisfactory as a process average.\n\n4. Maximum allowable average percentage of vehicles or exhaust systems that can fail sampling inspection under a Selective Enforcement Audit.",
  "abbreviation": "AQL",
  "references": [
    "40 CFR 205.51 (CFR 2013); 40 CFR 86.602-84 (CFR 2018)",
    "40 CFR 91.602 (CFR 2013)",
    "40 CFR 204.51 (CFR 2013)",
    "40 CFR 205.151 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/acceptable-quality-level/"
}