Duct tape your license plate(s) too.
Readers are EVERYWHERE!
“... most state laws say it is illegal to alter, block or obscure a license plate in any way, whether due to a large frame or a tinted cover. Anything that prevents a license plate from being read by a person, or in some states, an electronic device, violates the law.”
https://thenewswheel.com/covers-that-obscure-license-plates-are-against-the-law/