If a person refuses to submit to a chemical test, proof of refusal is admissible in any civil or criminal action or proceeding arising out of acts alleged to have been committed while the person was operating a motor vehicle in violation of section 321J.2 or 321J.2A.
Iowa Code § 321J.16
86 Acts, ch 1220, §16; 95 Acts, ch 48, §20
Referred to in §321J.10