TCM0032260 - Tax Credits Manual - HMRC internal manual
Step 2 Note: From 6 April 2017, customers will only get the Family Element of Child Tax Credit where they are responsible for a child or children born before that date. Note: The individual child element of Child Tax Credit will no longer be awarded for third and subsequent children or qualifying young persons in a household, born on or after 6 April 2017, unless it meets the exception criteria. Note: If you are dealing with a claim where an exception marker has been applied to any of the children/young persons included in the claim or the customer is reporting a change relating to an excepti...
Source: gov.uk