The law makes no distinction between the two. Open marriage? More like 5 years in a federal penitentiary waiting to happen because a cop coveted your wife. It’s your word against their’s unless you want the state to issue permits for sex or something.
What you’re looking for is civil court, which is entirely different from criminal court and works differently as well. And that already exists for cheating on your spouse.
The law makes no distinction between the two. Open marriage? More like 5 years in a federal penitentiary waiting to happen because a cop coveted your wife. It’s your word against their’s unless you want the state to issue permits for sex or something.
What you’re looking for is civil court, which is entirely different from criminal court and works differently as well. And that already exists for cheating on your spouse.