Circuit breaker operation safety lockout device

A circuit breaker comprising:

• a housing;
• a handle, wherein the handle is movable between a first position and a second position;
• and
• a lockout tab integral with the circuit breaker and supported by the housing, the lockout tab moveable between a retracted position and an extended position, the lockout tab comprising:
• a body comprising a first end and a second end, and a receiver opening formed in the body proximate the first end and configured to receive a device for impeding the movement of the tab to the retracted position, wherein the first end is located outside the housing and the second end is located inside the housing, the body further comprising an abutment surface formed in the body located proximate the second end and in a path of motion of the handle between the first position and the second position,
• wherein when the handle is moved into abutment with the abutment surface the lockout tab may be pushed to the retracted position by the handle, and
• wherein when the handle is moved into abutment with the abutment surface and a motion impeding device is installed, movement of the tab to the retracted position is impeded and movement of the handle to the second position is impeded.