{"data":{"id":"us-mt/m.-r.-evid.-703","jurisdiction":"us-mt","citation":"M. R. Evid. 703","heading":"Basis of opinion testimony by experts.","body":"The facts or data in a particular case upon which an expert bases an opinion or inference may be those perceived by or made known to the expert at or before the hearing. If of a type reasonably relied upon by experts in a particular field in forming opinions or inferences upon the subject, the facts or data need not be admissible in evidence.","path":["TITLE 26. EVIDENCE","CHAPTER 10. MONTANA RULES OF EVIDENCE","Article VII. Opinions and Expert Testimony"],"source_url":"https://mca.legmt.gov/bills/mca/title_0260/chapter_0100/part_0070/section_0030/0260-0100-0070-0030.html","current_through":"Montana Code Annotated 2025","vintage":"","retrieved_at":"2026-09-14T04:50:23Z","sha256":"c1f67ea0c0910594abd713168cea835ed5dfc8a908028f9f671a99668a3adbe9","source_id":"us-mt","stale":false,"prev":"us-mt/m.-r.-evid.-702","next":"us-mt/m.-r.-evid.-704"},"notice":"GroundRules: Original legal text. Not legal advice."}