Pursuant to Section 5 of the NFPA Regulations Governing Committee Projects, the National Fire Protection Association
has issued the following Tentative Interim Amendment to NFPA 90A, Standard for the Installation of Air-Conditioning
and Ventilating Systems, 2012 edition. The TIA was processed by the Technical Committee on Air Conditioning, and was
issued by the Standards Council on August 9, 2012, with an effective date of August 29, 2012.