When a material witness for the defendant is about to leave the state, or is so sick or infirm as to afford reasonable grounds for apprehending that he will be unable to attend the trial, the defendant may apply for an order that the witness be examined conditionally.
Idaho Code § 19-3102
Grounds for examination
Current official text: Idaho Statutes (Idaho Legislature). Digitized from the UniCourt Code Improvement Commission public-domain capture. Reproduced from public-domain Idaho statutes; confirm against the official source for the current text. Not legal advice.