Many states have "scope of work provisions" in their licensing regulations that allow various trades to do work that is outside of their specific licensing as long as it's within their "scope of work. " In the case of electical; think of the HVAC contractor who installs electrical cabling and connects an A/C compressor to 240v. Or the landscaper who might hook up a hot tub. The point is, there is an inevitable crossover of trades. It happens all the time... Just be sure your insurance has your back if there's a problem.