When are ear defenders legally required in the workplace?
By Law, Employers Must Provide AND Enforce Use of Ear Defenders When:
- Daily or weekly noise exposure (LEP,d or LEP,w) is at or above 85 dB(A)
- Peak sound pressure (LCPeak) reaches or exceeds 137 dB(C)
At these levels, ear defenders (or equivalent hearing protection) are
mandatory.