According to the decision of the Customs Union Commission (decision No. 319 from the 18th of June 2010 About the technical regulation in the Customs Union as amended from 07.04.2011 No. 625) interior doors, molded products are NOT INCLUDED into the unified list of goods subjected to sanitary and epidemiological supervision (control) at the customs border and customs territory of the Customs Union, that is, the sanitary - epidemiological conclusion is not required. It is not necessary to prolong it after the expire date.
*The material was obtained from the official website of Rospotrebnadzor - www.54rospotrebnadzor.ru