“the 2002 regulations” means the Road Traffic (Vehicle Emissions) (Fixed Penalty) (England) Regulations 2002 (S.I. 2002/1808);
“air quality improvement area” has the meaning given by section 1;
“authorised officer” means, in relation to any function, an officer or
employee of a local authority, or other person acting under the control
of a local authority, who is authorised in writing by the local authority
for the purpose of the function concerned;
“borough” means London Borough;
“designated local authority” means a local authority designated under regulation 4(1) of the 2002 regulations;
“local authority” means a London Borough Council, or the Common Council of the City of London acting in its capacity as a local authority;
“NOx” means oxides of nitrogen comprising the sum of the volume mixing ratio (parts per billion by volume) of nitrogen monoxide (nitric oxide) and nitrogen dioxide expressed in units of mass concentration of nitrogen dioxide (µg/m3 microgrammes per cubic metre);
“kW” means kilowatt;
“MW” means megawatt;
“plant” means any of the plant defined in sections 2(3), 3(3), 4(4)(a),
5(3)(a) and 6(3);
“rated heat output”, expressed in kW, means the maximum calorific
output laid down and guaranteed by the manufacturer as being
deliverable during continuous operation while complying with the
useful efficiency indicated by the manufacturer;