CLA return 2018 to 2019: technical specification

Data submission specifications for the children looked after (CLA) return for 2018 to 2019.



This is technical information about submitting and validating data for the children looked after data return (also known as SSDA903) for the year 1 April 2018 to 31 March 2019.

It is for:

  • suppliers creating management information software (MIS) for local authorities
  • users of local authority MIS software

The information includes:

  • a summary of the data items we collect in the return
  • an explanation of formats for submitting the data
  • a list of validation checks applied to the data return

A guide for local authorities, with detailed explanations of what information to include for each data item, is also available.

Published 23 October 2017
Last updated 10 October 2018 + show all updates
  1. Added updated versions of the technical specification and validation rules documents.
  2. First published.