21 CFR § 12.95 - Official notice.

---
identifier: "/us/cfr/t21/s12.95"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 12.95 - Official notice."
title_number: 21
title_name: "Food and Drugs"
section_number: "12.95"
section_name: "Official notice."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "A"
subchapter_name: "GENERAL"
part_number: "12"
part_name: "FORMAL EVIDENTIARY PUBLIC HEARING"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 141-149, 321-393, 467f, 679, 821, 1034; 42 U.S.C. 201, 262, 263b-263n, 264; 15 U.S.C. 1451-1461; 5 U.S.C. 551-558, 701-721; 28 U.S.C. 2112."
regulatory_source: "44 FR 22339, Apr. 13, 1979, unless otherwise noted."
cfr_part: "12"
---


# 12.95 Official notice.

(a) Official notice may be taken of such matters as might be judicially noticed by the courts of the United States or of any other matter peculiarly within the general knowledge of FDA as an expert agency.

(b) If official notice is taken of a material fact not appearing in the evidence of record, a participant, on timely request, will be afforded an opportunity to show the contrary.