https://www.slab.org.uk/guidance/online-declaration-the-applicants-declaration/
You must always complete and retain on file a Declaration Form; namely the form headed ‘CHLA/LAO – 2011 Act’ for the following children’s legal aid applications:
Providing and signing the declaration forms is an important part of the Legal Aid application as this enables SLAB to carry out the necessary enquiries to establish financial eligibility. Following the guidance will assist SLAB to determine the application accurately and efficiently, enable SLAB to properly pay your account and ensure that you pass a peer review that will be undertaken on your files from time to time.