State v. Rickman

CourtIdaho Court of Appeals
DecidedMarch 5, 2026
Docket51607
StatusUnpublished

This text of State v. Rickman (State v. Rickman) is published on Counsel Stack Legal Research, covering Idaho Court of Appeals primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
State v. Rickman, (Idaho Ct. App. 2026).

Opinion

IN THE COURT OF APPEALS OF THE STATE OF IDAHO

Docket No. 51607

STATE OF IDAHO, ) ) Filed: March 5, 2026 Plaintiff-Respondent, ) ) Melanie Gagnepain, Clerk v. ) ) THIS IS AN UNPUBLISHED MARK ANTHONY RICKMAN, ) OPINION AND SHALL NOT ) BE CITED AS AUTHORITY Defendant-Appellant. ) )

Appeal from the District Court of the Fifth Judicial District, State of Idaho, Twin Falls County. Hon. Benjamin J. Cluff, District Judge.

Judgment of conviction and unified sentence of fifteen years, with a minimum period of incarceration of seven years, for aggravated assault with a deadly weapon, affirmed.

Erik R. Lehtinen, State Appellate Public Defender; Jason C. Pintler, Deputy Appellate Public Defender, Boise, for appellant.

Hon. Raúl R. Labrador, Attorney General; Kacey L. Jones, Deputy Attorney General, Boise, for respondent. ________________________________________________

HUSKEY, Judge Mark Anthony Rickman appeals from the judgment of conviction entered after a jury found him guilty of aggravated assault with a deadly weapon. Rickman argues the district court abused its discretion in granting the State’s motion in limine, which sought to prevent Rickman from presenting evidence regarding the Twin Falls County Sheriff’s Office policy manual and whether the victim, Chris Boyd, an off-duty officer, failed to comply with the manual’s guidelines as it related to off-duty officers. Rickman also argues the district court erred in failing to place him on probation. We hold the district court did not err in granting the State’s motion in limine to preclude evidence about the manual or Boyd’s compliance with the manual because it was not relevant to any fact at trial, including Boyd’s credibility. The district court did not err in declining to place Rickman on probation.

1 I. FACTUAL AND PROCEDURAL BACKGROUND At the time of the underlying incident, Boyd was a Twin Falls County Sheriff’s deputy. While Boyd was off duty, he and Rickman had an altercation with each other while both were driving. At trial, Boyd and Rickman presented different versions about what occurred. Boyd testified that he saw a blue sedan traveling approximately 80 miles per hour in a 45-mile-per-hour zone, driving erratically, and almost colliding with a school bus. Boyd attempted to catch up to the blue sedan, at which point the sedan slowed down and began following Boyd. Eventually, Boyd called 911 and pulled over. Rickman, who was driving the blue sedan, pulled in behind Boyd, got out of his vehicle, and approached Boyd’s vehicle while holding a “white rag.” Rickman tapped on Boyd’s driver’s side window, which was partially rolled down, pulled out a knife, and stabbed the knife towards Boyd. Conversely, Rickman testified that he saw a white pickup, driven by Boyd, accelerate through a yellow light. Rickman testified that he later needed to change lanes, but Boyd was repeatedly speeding up and slowing down to prevent Rickman from doing so. Rickman sped up to pass Boyd and at one point, “brake checked” Boyd, who was then closely following him. Boyd eventually made a right-hand turn northbound, and Rickman stopped at an intersection to turn left southbound. When Rickman saw Boyd turn northbound and pull over, Rickman crossed over two lanes, also turned northbound, and pulled in behind Boyd’s vehicle to confront Boyd. As Rickman approached Boyd’s vehicle, he pulled out his cell phone to try to take a picture of Boyd, but could not figure out how to operate the camera. Shortly thereafter, law enforcement arrived. Idaho State Police Trooper Michael Wendler arrived on the scene and conducted an extensive search for the knife, but it was never found. While Rickman’s vehicle contained an axe, a straight razor, and other knives, Boyd confirmed none of those were the weapon used. Some of the encounter between Rickman and Boyd was caught on business surveillance cameras and Boyd’s call to 911 was recorded. The surveillance videos and the audio recording of the 911 call were admitted at trial. Rickman was charged with aggravated assault. Prior to trial, the State filed a motion in limine to prevent Rickman from introducing part of the Twin Falls County Sheriff’s Office policy manual regarding prohibited actions for off-duty officers. The State argued the manual was irrelevant pursuant to Idaho Rule of Evidence 401 because the manual did not have any tendency to make any fact more or less probable than it would be without the evidence; was not probative

2 of Boyd’s character for truthfulness; and did not challenge Boyd’s competency or personal knowledge about the case. At the hearing on the motion, Rickman referred to the part of the manual he believed was relevant and noted, “There’s a Twin Falls County Sheriff policy manual on off-duty law enforcement actions. This is when you’re off duty, it’s generally discouraged from you taking any law enforcement action.” Rickman then quoted from the manual: “If you witness a suspected DUI or reckless driving, you’re not to intervene; just call 911; don’t--and then there’s more.” Rickman also quoted an additional section of the manual: “If you’re in an unmarked car or one without lights or sirens, you shall not pursue.” Rickman argued that Boyd violated the manual, and that violation went to his veracity because Boyd “made some mistakes and tried to cover it.” The district court set forth the relevant rule and concluded that the policy manual, and any evidence regarding Boyd’s lack of compliance with that manual, was not relevant pursuant to I.R.E. 401. Following a jury trial, Rickman was found guilty of aggravated assault with a deadly weapon; the remaining charges were dismissed. The district court imposed a unified sentence of fifteen years, with a minimum period of incarceration of seven years. Rickman appeals. II. STANDARD OF REVIEW We review questions of relevance de novo. State v. Jones, 167 Idaho 353, 358, 470 P.3d 1162, 1167 (2020); State v. Aguilar, 154 Idaho 201, 203, 296 P.3d 407, 409 (Ct. App. 2012). Challenges to a sentence are reviewed under an abuse of discretion standard. State v. Chavez, 174 Idaho 745, 759, 560 P.3d 488, 502 (2024). When a trial court’s discretionary decision is reviewed on appeal, the appellate court conducts a multi-tiered inquiry to determine whether the lower court: (1) correctly perceived the issue as one of discretion; (2) acted within the boundaries of such discretion; (3) acted consistently with any legal standards applicable to the specific choices before it; and (4) reached its decision by an exercise of reason. State v. Herrera, 164 Idaho 261, 270, 429 P.3d 149, 158 (2018). III. ANALYSIS A. Admissibility of Evidence of Policy Manual Violation Rickman argues the district court erred in granting the State’s motion in limine because the excluded evidence was relevant to Boyd’s credibility. Rickman argues the district court misunderstood the relevance of the evidence because Rickman’s defense was that he never

3 threatened Boyd and therefore Boyd was not truthful when he claimed Rickman threatened him with a knife. Rickman further argues that the district court’s comparison of an off-duty officer to an off-duty employee of a private company was not an appropriate analogy because when officers are off duty, they have no authority to violate traffic laws like they do when they are on duty and performing official acts. Rickman also argues the State believed Boyd’s training and experience as an officer was relevant because the State asked the jury to consider Boyd’s “disposition and training” to conclude Boyd was more credible than Rickman.

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Bluebook (online)
State v. Rickman, Counsel Stack Legal Research, https://law.counselstack.com/opinion/state-v-rickman-idahoctapp-2026.