Although I'd imagine that would be after your hire that they have to worry about taxes- not during negotiation. Kinda like declining to talk about if you have

Although I'd imagine that would be after your hire that they have to worry about taxes- not during negotiation. Kinda like declining to talk about if you have kids during an interview. Sure the company likely will find out after you're hired if you have them, but you don't need to answer questions about it upfront.