What is the OSHA requirement for breaker locks?

  1. Durable –  must be able to withstand exposure to weather conditions or wet and damp environments in the industrial workplace.
  2. Standardized – locks must be standardized according to color, shape, or size.
  3. Substantial – the lock must not simply be subverted or removed while in use to prevent access by non-authorized personnel.
  4. Identifiable – must be able to identify the employee who applied them.
Exclusive for Safety – must be used for safety alone and not interfere with the normal intended operation of the circuit breaker or switch.

The material provided in this article is for general information purposes only. It is not intended to replace professional/legal advice or substitute government regulations, industry standards, or other requirements specific to any business/activity. While we made sure to provide accurate and reliable information, we make no representation that the details or sources are up-to-date, complete or remain available. Readers should consult with an industrial safety expert, qualified professional, or attorney for any specific concerns and questions.


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