StacksVerified U.S. regulatory reference

40 CFR §312.11

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The following industry standards may be used to comply with the requirements set forth in §§ 312.23 through 312.31:
  1. (a)The procedures of ASTM International Standard E1527-21 entitled “Standard Practice for Environmental Site Assessments: Phase I Environmental Site Assessment Process.” This standard is available from ASTM International at www.astm.org, 1-610-832-9585.
  2. (b)The procedures of ASTM International Standard E2247-23 entitled “Standard Practice for Environmental Site Assessments: Phase I Environmental Site Assessment Process for Forestland and Rural Property.” This standard is available from ASTM International at www.astm.org, 1-610-832-9585.
  3. (c)Until February 13, 2024, the procedures of ASTM International Standard E1527-13 entitled “Standard Practice for Environmental Site Assessments: Phase I Environmental Site Assessment Process.” This standard is available from ASTM International at www.astm.org, 1-610-832-9585.
  4. (d)Until June 24, 2025, the procedures of ASTM International Standard E2247-16 entitled “Standard Practice for Environmental Site Assessment Process for Forestland and Rural Property.” This standard is available from ASTM International at www.astm.org, 1-610-832-9585.