Director's Rules

DR 40-76, Defining 'Plenum' as Used in NEC Consistent with Mechanical Code

Status:: Rescinded
Rescinded by: 24-79
Effective Date:: 11/01/1976
Number of Pages:: 1
Legislation:: This rule interprets Electrical Code (Ch. 22.300 )
Mechanical Code (Ch. 22.400)
Notes:

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Draft Director's Rules

DDR 1-2025, Implementation of the Fee Subtitle, Building Valuation Data

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If you have questions about superseded or rescinded rules, please contact Faye Emmanuel at (206) 684-0114.