The following proposed Tentative Interim Amendment (TIA) for NFPA 409, Standard on Aircraft Hangars, is being published for public review and comment: NFPA 409, proposed TIA No. 1204, referencing 7.3.2 on the 2016 edition Anyone may submit a comment on this proposed TIA by the December 18, 2015 closing date. Along with your comment, please identify the number of the TIA and forward to the Secretary, Standards Council by the closing date.