Wis. Stat. § 948.09 : —CRIMINAL CODECRIMES AGAINST CHILDREN — Sexual intercourse with a child age 16 or older TEXT PDF Whoever has sexual intercourse with a child who is not the defendant's spouse and who has attained the age of 16 years is guilty of a Class A misdemeanor if the defendant has attained the age of 19 years when the violation occurs. Wis. Stat. § 948.09 Amended by Acts 2018 ch, 174,s 8, eff. 3/30/2018. 1987 a. 332.