Benefits – form

Child Benefit: apply for extension (CH299)

Use the online service to apply for an extension of Child Benefit if your child's under 18 and has left approved education or training.

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You could get the extension if your child is 16 or 17, has left approved education or training, and has either:

  • registered for work, training or full-time education with a ‘qualifying body’ (for example, a careers service or Connexions)
  • signed up to join the armed forces

To claim extended Child Benefit for up to 20 weeks, you can use the online service (sign-in or set up a Government Gateway account).

Child Benefit when your child turns 16
When you can claim for a child over 16, approved education or training, and when payments stop or continue.