A two-minute check of the harness and lanyard before every use: label, webbing, stitching, hardware, the lanyard and the fit. Tick it on screen, print it or open the PDF.
OSHA 29 CFR 1926.502(d)(21): personal fall arrest systems shall be inspected prior to each use for wear, damage and other deterioration.
The same rule says defective components shall be removed from service. Tag the harness or lanyard and take it off the job.
Gear that arrested a fall is removed from service until a competent person inspects it and finds it fit to use again (1926.502(d)(19)).
Before each use, by the person who wears it (OSHA 29 CFR 1926.502(d)(21)). The manufacturer also sets inspections by a competent person; follow its schedule.
Remove it from service and tag it. OSHA requires defective components to be removed from service.
Not until a competent person inspects it and finds it undamaged and suitable for reuse (1926.502(d)(19)). Many manufacturers say to retire it.
To the anchor point in the basket made for it, never to the guardrail. Our baskets have six anchor points.