In Washington state each tattoo artist has to be licensed and the studio has to have a location license. Anyone can check on someone’s licensing status by going to the Wa DOL website. If you click the link there you can look information up by the UBI number, studio name, address or the artist’s name.
You can also find general information about tattooing and body piercing here.
Tattooing anyone under the age of 18 is illegal. We can’t even tattoo minors if the parents give consent.
The DOL recently sent out an information email for consumers. I’ve included it below.