A number of courts have cited Bernhard Aaen's legal writing as authority, including:

Supreme Court of California - Amelco Electric v. City of Thousand Oaks (2002) 27 Cal.4th 228; 38 P.3d 1120; 115Cal.Rptr. 2d 900

California Court of Appeals - Superior Gunite v. Ralph Mitzel, Inc. (2004) 117 Cal.App.4th 301; 12 Cal.Rptr. 423

United States District Court (South Dakota) - Miller v. Mills Construction 2002 DSD 26

United States District Court (Washington) - Lake Union Drydock v. United States of America (2007) No. C05-2145RSL

United States District Court (Kentucky) - L. K. Comstock & Co. v. Becon Constr. Co., 932 F. Supp. 906 (E.D. Ky. 1994).

Colorado Court of Appeals - City of Westminster v. Centric-Jones Constructors, 2003 WL 22098771 (Colo.App. 2003).

South Dakota Supreme Court- McKie v. Huntley 2000 SD 160