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Directive 077

Pipelines – Requirements and Reference Tools

Release Date
Effective Date

Replaces the previous edition released on November 15, 2023.
Released with Bulletin 2026-26.

Purpose of this Directive

This directive integrates several AER directives, informational letters, interpretive documents, and reference tools related to pipelines into one document, and supplements the Pipeline Act, Pipeline Rules and CSA standard Z662: Oil and gas pipeline systems

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