Waukee Man Booked on DWI, Test Refusal Counts
Cass County (trfnews.i234.me) — A Waukee, Iowa, man was booked Friday night on two alleged impaired-driving offenses.
Mitchell McMahon, 40, was booked into the Cass County Jail at 11:15 p.m. on June 19, 2026.
The booking information lists a chemical test refusal allegation and a fourth-degree driving while impaired allegation.
Charges Listed in Booking Record
The first listed offense cites Minnesota Statute 169A.20, subdivision 2(1).
That provision addresses refusal to submit to a breath test under Minnesota’s impaired-driving laws.
The second listed offense cites Minnesota Statute 169A.27, subdivision 1.
That law covers fourth-degree driving while impaired.
Readers can review Minnesota Statute 169A.20 through the Minnesota Revisor’s Office.

The fourth-degree DWI law is available under Minnesota Statute 169A.27.
What the Statutes Cover
The listed statutes address separate parts of Minnesota’s DWI system.
One concerns an alleged refusal after a breath test request.
The other describes fourth-degree driving while impaired.
Minnesota law classifies fourth-degree DWI as a misdemeanor.
However, the booking entry does not explain why both counts appear.
A criminal complaint may provide the facts supporting each allegation.
That document was not included with the booking details supplied for this report.
Case Remains Pending
The booking entry identifies both matters as adult arrest allegations.
The information does not provide details about the traffic stop, road conditions, or reported test request.
It also does not list a court date, bond amount, or final case outcome.
McMahon is presumed innocent unless proven guilty in court.
A jail booking records an arrest and does not establish guilt.
Charges may change as prosecutors review reports and other evidence.
The Cass County Detention Center provides public information about the county jail.
Court records may later provide more details about the allegations and scheduled hearings.
Anyone seeking case updates should check official court records or contact the proper court office.
I’m Chris Harper reporting for TRF News.