I would argue that the unassembled kit itself is not capable of producing harmful voltages or electromagnetic interference, therefore it's not subject to regulation. It's about as harmful as a loaf of bread.
But, whoever assembles the kit and turns it on would assume responsibility. I would put a disclaimer in the instructions just to cover yourself. -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/974151d3-6819-486c-bda6-876ab8cd90e4%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.