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CSA Z768-01 Reaffirmed in 2022 — What Reaffirmation Means

September 2022  ·  Environmental  ·  5 min read

CSA reaffirmed the Phase 1 Environmental Site Assessment standard in 2022. Nothing in the text changed — which is precisely the point, and why the correct citation is now Z768-01 (R2022) rather than plain Z768-01.

What reaffirmation actually means

Standards bodies review published standards periodically. Three outcomes are possible: revision, in which the text changes and a new edition number is issued; withdrawal, where the standard is retired; or reaffirmation, where the committee confirms the existing text remains current and appropriate.

Reaffirmation is not a formality with no consequence. It is a positive statement that a committee has examined the standard against current practice and concluded it still holds. The year appears in brackets after the edition: Z768-01 (R2022) means the 2001 edition, reaffirmed in 2022.

Why the edition number is still 01

Z768-01 is the second edition of the Phase 1 ESA standard, published in November 2001 and superseding the first edition from 1994. The "01" is the year of the edition, not the year it was last confirmed. A Phase 1 ESA conducted today under CSA methodology is conducted to the 2001 text.

Why this matters to a report you commission

Lenders and their counsel increasingly check which standard and which version a report cites. A report referencing "CSA Z768" with no edition, or citing a superseded version, invites the question of whether the assessor is current — and that question tends to arrive during a financing deadline.

Ask that the report state the standard as CSA Z768-01 (R2022). It is a small thing that signals the work was done to the version in force.

The other distinction to keep straight

A CSA-standard Phase 1 and an O. Reg. 153/04 Phase 1 are different products. The CSA standard supports due diligence, financing and liability questions across Canada. Only an assessment conducted under the Ontario regulation supports a Record of Site Condition. Commissioning the wrong one usually means redoing the work rather than amending the report.

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About this article Written by Ben Engineering, which prepares reserve fund studies, depreciation reports, property condition assessments and environmental site assessments in Ontario and British Columbia. This is general information about regulatory and standards changes, not advice for a specific property. Requirements change — confirm the current position before acting.