33 C.F.R. § 20.806 Official notice.
Title 33 - Navigation and Navigable Waters
The ALJ may take official notice of such matters as could courts, or of other facts within the specialized knowledge of the Coast Guard as an expert body. When all or part of a decision rests on the official notice of a material fact not appearing in the evidence in the record, the decision must state as much; and any party, upon timely request, shall receive an opportunity to rebut the fact.
Title 33: Navigation and Navigable Waters
PART 20—RULES OF PRACTICE, PROCEDURE, AND EVIDENCE FOR FORMAL ADMINISTRATIVE PROCEEDINGS OF THE COAST GUARD
Subpart H—Evidence
§ 20.806 Official notice.
