ASTM Vapor Intrusion

News & Analysis as of

Buyers Must Soon Comply With New Environmental Due Diligence Standard

Purchasers of commercial real estate must meet a new standard to qualify for liability protection under the federal Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) and analogous state laws. Since...more

EPA Issues Vapor Intrusion Guidance

Vapor Intrusion (“VI”) is the migration of vapors from contamination in the ground into overlying buildings and structures. It’s no secret that regulatory agencies have increased their focus on VI over the last decade. ...more

(US) Revised Phase I Environmental Standards Will Impact Property Acquisitions this Fall

The All Appropriate Inquiries Rule (the “AAI Rule”), set forth at 40 CFR Part 312, serves as a benchmark protocol for inspecting a property’s environmental condition. If the benchmark is met, a prospective purchaser can be...more

New Standard for Environmental Assessments Gaining Traction

The American Society for Testing and Materials ("ASTM") standard for Environmental Assessments was revised in 2013 for the first time since 2005. The Department of Housing and Urban Development has now adopted the updated...more

Updated Phase I Environmental Site Assessment Standard Approved - Key to Sound Due Diligence

A new Phase I environmental site assessment standard has been approved for use in 2014, providing the most current set of environmental site assessment practices for real estate and many M & A transactions. The new Phase I...more

AAI Rules Amended Under CERCLA – Focus on Vapor and Records Review

Effective December 30, 2013, the EPA acted to amend the standards and practices for conducting all appropriate inquiries (“AAI”) to embrace an update to ASTM International standards, and to expressly bring vapor issues to the...more

Be Careful What You Look For: EPA Updates “All Appropriate Inquiries” Environmental Diligence Standard

On December 30, 2013, the U.S. Environmental Protection Agency (“EPA”) amended its “All Appropriate Inquiries” rule, which sets out the standard for environmental due diligence in commercial and industrial property...more

EPA Recognizes New Standard for Phase I Environmental Site Assessments in Real Estate Transactions

Effective December 30, 2013, the Environmental Protection Agency (EPA) has amended its regulations for site assessments in real estate transactions to add a new standard, ASTM E1527-13, as satisfying the agency’s requirements...more

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