Definitions for "LAER"
under the Clean Air Act, the rate of emissions that reflects (a) the most stringent emissions limitation in the state implementation plan identified for a source unless the owner or operator demonstrates such limitations are not achievable or (b) the most stringent emissions limitation achieved in practice, whichever is more stringent
Lowest Achievable Emissions Rate is the degree of control required pursuant to § 173 of the Clean Air Act on new major sources and major modifications in nonattainment areas; the technology must be in use or most stringent in any SIP (does not take into account cost). LAER is the most stringent emission limitation among control technologies.
Lowest Achievable Emission Rate. The air emission rate that is the lowest possible for a type of facility for a specific pollutant; required of air pollution sources in air quality nonattainment areas.
Keywords:  owest, chievable, mission, acronym, ate
Acronym for owest chievable mission ate
a beam of light energy that has very special properties