Authority Having Jurisdiction 6 : The organization, office, or individual that has the responsibility and authority for approving equipment, installations, or procedures
EESiFlo North America, Terminology and Glossary: Explosion Proof & Hazardous Areas, Pennsylvania, USA 2002, flowmeterdirectory.com/flowmeter_terminology, (Mrtm/ Explo Proof and Haz Areas - Amer) {561}