CSG Law Environmental Blog: New Jersey Noise Rule Amendments Clarify Compliance Obligations
The New Jersey Department of Environmental Protection (“NJDEP”) recently amended New Jersey’s Noise Control Regulations, N.J.A.C. 7:29, effective July 6, 2026. While the amendments do not change the existing sound limits, they clarify and expand how those limits apply.
N.J.A.C. 7:29 implements the Noise Control Act, N.J.S.A. 13:1G-1 et seq., and regulates excessive noise from commercial, industrial, public service, community service, and certain multi-family residential activities. The regulations do not apply to single-family residential sources.
Noise limits for residential receptors are 65 decibels (“dBA”) during the day and 50 dBA at night, from 10:00 p.m. to 7:00 a.m. For commercial and industrial receptors, the limits are 65 dBA for day and night. Municipalities that have adopted the NJDEP Model Noise Ordinance, or a similar ordinance with stricter standards, and have received NJDEP approval have enforcement authority. An updated model ordinance is expected to be promulgated soon. Municipalities with approved ordinances retain enforcement authority but should revisit their noise ordinances once NJDEP releases the updated model ordinance.
Notable Amendments to N.J.A.C. 7:29
- Violations are considered minor only when they are not purposeful, reckless, or criminally negligent, and the source has not been subject to a prior enforcement action in the preceding 12 months. This amendment addresses ambiguity regarding whether both conditions must be satisfied for the violation to be considered minor.
- The agricultural exemption has been narrowed to apply only to agricultural activities on commercial farms. The use of concert speakers or amplified music on a commercial farm is not exempt. Farm equipment must be equipped with functioning mufflers to qualify for the exemption.
- The amendments expand the multi-family housing provisions to explicitly include condominiums and noise from any mechanical, electronic, or sound-production device owned or operated by a residential complex with more than six dwelling units. Previously, those provisions were limited to HVAC systems, pool filters, and outdoor amplified sound systems.
- Residential receptors have been expanded to include the residential portions of colleges, universities, health care facilities, and shelters.
- The public celebration exemptions have been clarified to apply only to not-for-profit events open to the public and not to private events held on public property.
- Investigators may now measure noise “at or within” the receptor property line. Previously, the rule stated that measurements would be taken at the property line.
Separate OSHA Workplace Noise Requirements
Keep in mind that while NJDEP’s rules address environmental noise affecting receptors outside the workplace, employers must separately consider OSHA’s Occupational Noise Exposure Standard (29 CFR 1910.95). The Centers for Disease Control and Prevention estimates that 22 million workers are exposed to potentially damaging noise at work each year. OSHA requires certain employers to implement a mandatory hearing conservation program when employee noise exposures equal or exceed 85 decibels (“dBA”) and offer free hearing protection. If an 8-hour Permissible Exposure Limit (PEL) of 90 dBA (as an 8-hour time weighted average) is exceeded, hearing protection becomes mandatory, and in addition, engineering or administrative controls, which may include elimination or substitution of noise sources, are required. See 29 C.F.R. § 1910.95, Table G-16.
Businesses, multi-family residential operators, commercial farms, and municipalities should review the amended rules to determine whether existing noise controls, operating practices, or local ordinances require updates.
For more information, please contact the authors of this post or the CSG Law Environmental Group.