Doug Miller wrote:

"bill allemann" wrote:

I have a solid ground wire on hand (free), but I'd rather not pull it
through the conduit.

If the conduit is metal, the conduit itself is permitted to be the grounding
conductor.

I suspect that's no longer true, because we just got a barn with
metal conduit rewired with a real ground wire after 10 years,
at the inspector's expense.

Nick