TFC08300 - Responsible for a child: meaning of parental responsibility
Childcare Payments (Eligibility) Regulations 2015, regulation 4(4)
A person has parental responsibility for the child if that person is not a foster parent of the child and (in England and Wales) has parental responsibility as defined in the Children Act 1989, section 3, (in Scotland) has any or all of the legal responsibilities or rights described in the Children (Scotland) Act 1995, section 1 or section 2, and in (Northern Ireland) has parental responsibility as defined in the Children (Northern Ireland) Order 1995, article 6.