The management centres mentioned in article 1649 quater C and the approved associations mentioned in article 1649 quater F may have as members all the taxpayers mentioned in the same articles, subject to obtaining specific approval as a mixed approved management body from the administrative authority designated by decree.
Whether their members fall under article 1649 quater C or article 1649 quater F, said mixed bodies carry out for their members the services and missions of approved management centres, as provided for in articles 1649 quater C to 1649 quater E, or approved associations, as provided for in articles 1649 quater F to 1649 quater H, under the conditions provided for in the same articles.
Members of approved joint management bodies are subject to the obligations set out in article 1649 quater E bis, if their status falls under article 1649 quater C, and articles 1649 quater F and 1649 quater G, if their status falls under article 1649 quater F.