During Polish Presidency, on 28-30. September 2011, the informal CHMP/PDCO/CMD(h) meeting will take place in Warsaw. The main issue is the 5^th Anniversary of the Paediatric Regulation Adoption. During the joint and separated sessions the aspects of the Regulation and it’s influence and consequences for the medicinal products for children research and development as well as current relevant problems concerning paediatric population medicine will be discussed.