Pierre I do not know the specifics but we have custom fixtures made and the shop that makes them UL lists them.

Bjarney from above
Quote
One-off fixture labeling is somewhat like labeling available to electric-sign builders, and subject to periodic unannounced inspections and record keeping for assembled products.

Maybe Bjarney can elborate on this. [Linked Image]


Bob Badger
Construction & Maintenance Electrician
Massachusetts