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Partial revision of the Noise Control Law Enforcement Order and the Vibration Control Law Enforcement Order

Last Updated April 10, 2024

Outline of the revision

A Cabinet Order amending a part of the Noise Control Law Enforcement Order and the Vibration Control Law Enforcement Order came into effect on December 1, 2022.

Noise

Regarding the air compressors specified in Appendix 1 of the Enforcement Order of the Noise Control Law, those designated by the Minister of the Environment as not generating noise exceeding a certain limit will be excluded from the regulation.

Noise Control Law Enforcement Order Annex 1_2
Before amendment After revision
Air compressors and blowers (limited to prime movers with a rated output of 7.5 kW or more) Air compressors (except those specified by the Minister of the Environment as not generating noise exceeding a certain limit, limited to those with a rated output of prime mover of 7.5 kW or more) and blowers (the rated output of prime mover is 7.5 kW or more.)

※This amendment will not be designated by the Minister of the Environment.


Vibration

Regarding the requirements of the compressor specified in Appendix 1 of the Enforcement Order of the Vibration Regulation Law, those designated by the Minister of the Environment as not generating vibration exceeding a certain limit will be excluded.

Annex 1_2 of the Enforcement Order of the Vibration Regulation Law
Before amendment After revision
Compressors (limited to motors with a rated output of 7.5 kW or more) Compressors (except those specified by the Minister of the Environment as not generating vibration exceeding a certain limit, limited to those with a rated output of prime mover of 7.5 kW or more.)

"Notifications for compressors designated by the Minister of the Environment as not generating vibration exceeding a certain limit" and "Rules for Designation of Low Vibration Compressors", which stipulate the specifications of compressors that are not subject to regulation, came into effect on December 1, 2022.

Compressors designated by the Minister of the Environment as not generating vibrations larger than a certain limit
Low vibration compressor In normal operation at factories and business sites, the compression method of equipment is screw type, assuming that the vibration at a point 5 m away from the equipment does not exceed 60 dB.
Model Designed by the Minister of the Environment individually for which the manufacturer has applied.

Type specification of low vibration compressor

Low-vibration compressors designated by the Ministry of the Environment are not subject to the Vibration Regulation Law.
Please refer to the website of the Ministry of the Environment for details on the specifications of the model.
Ministry of the Environment Type specification of low-vibration compressor (external site)

About report about low-vibration compressor which has been notified as specific facility

In accordance with the Ministry of the Environment's designation of a low-vibration compressor model, Yokohama City will report to factories or business establishments that have reported compressors based on the Vibration Regulation Law on reported specific facilities that no longer fall under specific facilities. I'm asking. For details, please refer to the following page.
[Vibration] Report on low-vibration compressors that have been notified as specific facilities (outside site)

Reference link

Inquiries to this page

Atmosphere and Sound Environment Division, Environmental Protection Department, Green Environment Bureau

Telephone: 045-671-2485

Telephone: 045-671-2485

Fax: 045-550-3923

Email address: mk-souon@city.yokohama.lg.jp

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Page ID: 620-679-202

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