My Class A motorhome and car are registered in my home state/county- Nevada/Clarke. I am a full timer and registration, particularly emission inspection, is a pain. Besides, I am paying $1500 per ...
The IRS could mostly care less where you state of residency is. State departments of revenue and some local departments of revenue are the ones to be concerned with. Doing the things you mentioned in your post will certainly add credibility to your residency choice.