( iv) an updated copy of the DRE’s resume and resume review.
 The Crown only agreed to disclose item ( i). The trial judge
ordered disclosure of items ( ii)-( iv).
 The Ontario Provincial Police (“OPP”), the employer of the
DRE, was not a party to the disclosure application at trial. However, the Crown and the OPP together sought certiorari with prohibition in aid to quash the disclosure order made by the trial
 A judge of the Superior Court of Justice (the “motion
judge”) dismissed the application and affirmed the disclosure order made by the trial judge, with reasons reported at R. v. Stipo,
 O.J. No. 4648, 2017 ONSC 5208 (S.C.J.).
 The Crown and the OPP appeal from the decision of the
motion judge. These reasons explain why I would dismiss the appeal.
The Background Facts
 The issues raised require little reference to the circumstances of the alleged offence. On the other hand, some mention
of the role of a DRE, the genesis and content of the records
sought, and the procedural history of the prosecution is essential
to an understanding of the arguments advanced and the decision
 On November 25, 2015, Barbara Stipo’s Porsche suffered
significant damage when it collided with a Toyota Prius. Officers
of the OPP investigated the accident.
The ASD demand
 An officer from the Toronto Police Service (“TPS”) arrived
at the accident scene as an OPP officer was conducting his investigation. The TPS officer advised his OPP colleague of a report
TPS had received about a potential impaired driver. The vehicle
involved matched the description of that of Ms. Stipo.
 Armed with the information provided by the TPS officer
and his own observations of Ms. Stipo’s imbalance as she walked,
the OPP officer demanded that Ms. Stipo provide a breath sample
for an analysis in an approved screening device (“ASD”). She
complied. The sample provided registered zero milligrams of alcohol in Ms. Stipo’s system.
The DRE demand
 The investigating officer concluded that Barbara Stipo’s
ability to operate a motor vehicle was impaired by a drug. He