The objective of this proposal is to amend the current global technical regulation ( gtr ) regarding door locks and door retention components intended to reduce door latch system failures . At the 18 November 2004 session of the Executive Committee , the United States of America ( U.S.A. ) , as a Contracting Party of the 1998 Global Agreement , under the World Forum for Harmonization of Vehicle Regulations ( WP.29 ) , voted in favour of establishing the first global technical regulation ( gtr ) on Door locks and door retention components ( gtr No . 1 ) .