[moregrist]

You might need permits, inspections, and to worry about code if you’re permanently wiring this into your house electrical system. If you’re doing that, you’re probably well beyond asking about Christmas lights on HN.

[xattt]

ESA in Ontario, for example, allows you to do your own electrical work. Self-notification, I’m sure, is a CYA formality by them.

(1) https://esasafe.com/compliance/diy-electrical-work/