In re People v. Clark — Colorado Supreme Court makes show-cause order absolute and remands CBI subpoena dispute

Case
In Re The People of the State of Colorado v. Michael Martin Clark
Court
Supreme Court of Colorado, En Banc
Judge
Justice Hood delivered the opinion of the Court, joined by Chief Justice Marquez and Justices Boatright, Gabriel, Samour, Berkenkotter, and Blanco
Date Decided
November 4, 2026
Docket No.
26SA165
Topics
Criminal discovery; subpoenas; forensic evidence; postconviction proceedings
Source
Read the full opinion

Background

Michael Martin Clark was convicted in 2012 of first-degree murder for a 1994 crime and sentenced to life without parole. After postconviction proceedings, new information emerged concerning alleged misconduct by former Colorado Bureau of Investigation DNA analyst Yvonne “Missy” Woods, who had analyzed DNA evidence in Clark’s case. Although the prosecution cited substantial circumstantial evidence and retesting results, it stipulated that vacating Clark’s conviction and granting a new trial would serve the interests of justice.

While awaiting retrial, Clark served CBI with an amended subpoena seeking litigation packets and related documents from other cases involving Woods and specified DNA-testing terms and peak-height ratios. CBI moved to quash, arguing that the request was irrelevant, overbroad, burdensome, and inconsistent with People v. Spykstra, 234 P.3d 662 (Colo. 2010). CBI estimated production would require about 2,190 staff hours and raised concerns about victim and third-party genetic information. The district court denied the motion, finding the request not unduly burdensome and the materials potentially relevant to Clark’s anticipated outrageous-governmental-conduct motion.

On reconsideration, the district court directed CBI to report cases identified by searching first for “Yfiler,” then searching those results for “YSTR,” and finally searching the narrowed results for “major component,” “major contributor,” “major profile,” or both “major” and “minor.” It noted the defense’s willingness to withdraw the last search term if the former search proved burdensome. CBI then sought C.A.R. 21 relief, and the supreme court issued an order to show cause.

The Court’s Holding

The court exercised original jurisdiction because compliance would inflict expense and harm before an appeal and because related issues had proliferated statewide. It reviewed discovery rulings for abuse of discretion and the FSIA’s interpretation and application de novo. It explained that Crim. P. 17 subpoenas have a limited pretrial scope and identified all five Spykstra requirements: a specific factual basis showing a reasonable likelihood that the materials exist; evidentiary relevance; inability to procure them reasonably before trial through due diligence; necessity for trial preparation and avoidance of unreasonable delay; and good faith rather than a general fishing expedition.

The district court addressed only relevance. The supreme court concluded that its reasoning was “at best, premature” because Clark had not filed his outrageous-governmental-conduct motion when the court ruled. Until that pretrial motion was filed, the materials were not relevant to a fact of consequence under CRE 401. The court therefore concluded that the district court abused its discretion by finding the materials relevant and erred by denying CBI’s motion to quash on that basis, based on the record before it. It did not finally resolve every Spykstra factor. Whether Clark’s request crossed the line into a prohibited fishing expedition “requires additional factfinding by the district court.” Because Clark subsequently filed his motion, the court invited reconsideration of the motion to quash and findings under each Spykstra factor.

The court separately considered whether the Colorado Forensic Science Integrity Act supplied an independent basis for this discovery. It held that Clark had not satisfied the statute’s procedures. The district attorney’s February 2026 notice could not trigger the January 2026 subpoena. Clark’s August 2024 pleading likely would have sufficed to request a discovery order, but the FSIA was not yet effective, and he never requested such an order. He also made no written discovery request to the district attorney and filed no motion under section 16-12-309(1)(b), instead serving CBI directly. A subpoena may issue after valid discovery requests fail, but Clark first had to make those requests; the FSIA provides no mechanism for defendants to request materials directly from CBI. Thus, the FSIA did not entitle him to the materials, and the district court erred by finding that it compelled CBI’s compliance. The court declined to decide whether the materials fell within section 16-12-309(2). Footnote 2 likewise declined to decide whether the subpoena should have been modified or quashed as unreasonable or oppressive under Crim. P. 17(c), while stating that burdensomeness remained a continuing issue for reconsideration on remand.

Key Takeaways

  • The relevance ruling was erroneous on the existing record, but the court remanded for more complete findings and invited reconsideration after Clark filed his motion.
  • The FSIA ruling rested on Clark’s failure to follow statutory procedures, not a categorical holding that the requested materials were substantively outside the statute.
  • The court left fishing-expedition factfinding and continuing burdensomeness concerns to the district court.

Why It Matters

The decision reinforces that criminal subpoenas cannot be used as unrestricted investigative tools and that relevance must be assessed against the issues actually presented. It also clarifies the FSIA’s sequenced discovery process: defendants must use the statutory request procedures rather than subpoenaing CBI directly.

The court made the order to show cause absolute and remanded for further proceedings consistent with its opinion. It did not directly quash the subpoena or finally resolve every Spykstra factor.

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