Section 21.01.01.003 - INCORPORATION BY REFERENCE01.Incorporated Documents. These rules incorporate by reference: a.5 U.S.C. Section 2108(1) dated October 7, 2015.b. 38 CFR Part 51, Subpart A, B, C, D, and E dated December 28, 2018.02.Document Availability. Copies are available from the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402-0001.Idaho Admin. Code r. 21.01.01.003