This consultation closes at 11:59 p.m. on:
April 7, 2026
Proposal summary
OPSS PROV 441 has been updated as per drainage specifications updating schedule and is ready for external stakeholders’ consultation prior to publishing the updated version of the specification.
Proposal details
The current update include administrative changes in the specification, external references update and format revsisons. No major technical changes are proposed at this time. Submission Requirements and Quality Assurance sections are added to the spec. CDED chapter and CAIS are also included in the update.
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