Understanding proposed NRR Updates
As the EPA works to better align Noise Reduction Ratings (NRR) with real-world use of hearing protection, a number of proposed changes to testing, labeling, and regulation are underway. You’ll find the latest NRR updates, resources, and links to information and timelines as they unfold at NRRUpdate.com.
What is the NRR?
The NRR is a rating system that was intended to act as a simple guide for consumers and professionals to choose hearing protection.
Why is the NRR changing?
Proposed changes are intended to provide a more accurate guide of how hearing protector performance varies from one person to the next.
What do changes in NRR mean to me?
As changes in NRR labels appear, it’s possible that associated OSHA compliance policies could change. We’ll help bring you updates as more announcements are made.
Find answers to these and other Frequently Asked Questions, or Ask our Experts for answers to your questions about potential changes to hearing protection policies for the workplace and beyond.
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3M Division Scientist
3M Technical Advisor