It refers to safety measures taken to prevent falls from roof hatches, which are commonly found in commercial and industrial buildings. These measures include the installation of guardrails, safety gates, and other protective barriers around the hatch opening, as well as the use of personal protective equipment such as harnesses and lanyards for workers accessing the hatch. Roof hatch fall protection is essential for ensuring the safety of workers who must access rooftops for maintenance, repair, or inspection purposes.