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href="/copyright_disclaimer/">Copyright/Disclaimer</a> </div> </div> </div> </div> <div id="content_padding"> <div id="content" class="two_col"> <div id="main_column""> <div class="item last"> <h1 class="headline">Deadlines</h1> <div class="body"><p class="MsoNormal"><span><span>In order to include requests for new ATC codes, new DDDs, ATC/DDD alterations on the agenda for the Working Group meetings, they should normally be forwarded to the Centre before 15 January (March meeting) and before 15 August (October meeting).</span><em><span><span>  </span></span></em></span></p> <p><span><strong><span>The deadlines for the March meeting 2025 are:</span><br /></strong><span>15 January (new requests and alterations)</span><br /><span><span>1 February (objections)</span></span></span></p> <p><span><strong><span>The deadlines for the October meeting 2025 are:</span><br /></strong><span>15 August (new requests and alterations)</span><br /><span><span>1 September (objections)</span></span></span></p> <p class="MsoNormal"><span><span>Comments on or objections to the temporary assigned new ATC/DDDs and alterations which are agreed at meetings of the WHO International Working Group for Drug Statistics Methodology should be forwarded to the WHO Collaborating Centre for Drug Statistics Methodology, before the above mentioned deadlines. The involved parties (applicants) will be informed directly but the deadline will also be published in the WHO Drug Information and on this website.</span></span></p> <p class="MsoNormal"><span><span>ATC codes, DDDs and ATC/DDD alterations approved at the March meeting of the Working Group (e.g. March 2025) will be included in the ATC/DDD index the following year (i.e. January 2026).</span></span></p> <p><span>ATC codes, DDDs and ATC/DDD alterations approved at the October meeting of the Working Group (e.g. October 2025), will be included in the ATC/DDD Index the year after the following year (i.e. January 2027). </span></p></div> </div> </div> <div id="last_updated"> <p><i>Last updated: 2025-01-13</i></p> </div> </div> </div> </div> <div id="left_bottom"> </div> </div> </body> </html>