Facts About Lockout/Tagout Devices
Lockout and tagout devices must meet the following criteria to ensure that they are effective and not removed inadvertently:
- Durable: Lockout devices must work properly under the environmental conditions in which they are used. Warnings on tagout devices must be legible even in wet, damp, or corrosive conditions.

Lockout/Tagout devices must be substantial and durable.
Courtesy: Safety Signs
Courtesy: Safety Signs
- Standardized: Lockout and tagout devices must be designated by color, shape, or size. Tagout devices must have a standardized print and warning format.
- Substantial: Lockout devices and tagout devices must be strong enough that they cannot be removed inadvertently. Tagout devices must be attached with a single-use, self-locking material such as a nylon cable tie with a minimum unlocking strength of 50 pounds.
- Identifiable: Any employee who sees a lockout or tagout device must recognize who attached it and understand its purpose. The device must not be used for purposes other than the control of hazardous energy.
- Unique: Each lock must have a unique key; this means that only the employee who uses the lock has the key to that lock.
- Payment: If you are an employer, you must provide lockout and tagout devices to employees who need to shut down equipment to service or maintain it.
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1-10. Who is responsible for providing lockout and tagout devices?
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