Provisions defined in the Environment Protection Act 2017 and the Environment Protection Regulations 2021.

Terms	References
aggravated noise	Act section 168, regulations 121, 127 and 131
alternative assessment criterion	regulation 4
alternative assessment location	regulation 4
commercial, industrial and trade premises	regulation 4
concert	regulation 4
day period	regulation 116
day and evening period	regulation 123
effective noise level	regulation 4
environmental value	Act section 3(1)
evening period	regulation 116
frequency	regulation 4
frequency spectrum	regulation 4
general environmental duty (GED)	Act section 25
harm	Act section 4
indoor entertainment venue	regulation 4
major urban area	regulation 4
music	regulation 4
music noise	regulation 4
natural areas	Environment Reference Standard clause 4
night period	regulation 116 (noise from commercial, industrial and trade premises) regulation 123 (music noise from indoor entertainment venues)
noise	Act section 3(1)
noise limit	regulation 4
noise protocol	regulation 4
noise sensitive area	regulation 4
operating time periods	regulation 116 (noise from commercial, industrial and trade premises) regulation 123 (music noise from indoor entertainment venues)
pollution	Act section 3(1)
residential premises	Act section 165
rural area	regulation 4
standard operating hours	regulation 128 (outdoor entertainment venue) regulation 129 (outdoor entertainment event)
unreasonable noise	Act section 3(1)