The U.S. Army Corps of Engineers (“Corps”) and the U.S. Environmental Protection Agency (“EPA”) have adopted a final rule re-defining the scope of the “waters of the United States” (“WOTUS Final Rule”) subject to federal...more
ASTM E1527-21 to Replace ASTM E1527-13 -
On December 15, 2022, U.S. EPA published in the Federal Register its final rule updating its AAI Rule, recognizing ASTM E1527-21 as a method for meeting the AAI requirements for...more