[T]he updating of the NAP offers the Government the opportunity to use its leverage with businesses to scale up the practice of human rights due diligence. UNICEF UK strongly urges the Government to prioritise making human rights due diligence – which must include special attention to children’s rights – a requirement for those companies awarded significant public sector contracts and a condition of the Government’s support to UK businesses operating overseas...Priority should also be afforded to removing the barriers which prevent people whose human rights have been violated by UK-linked companies from accessing justice in UK courts, paying special attention to the specific challenges faced by children. UNICEF UK recommends that all action points made under Pillar Three (Access to Remedy) of the updated NAP feature an explicit guarantee to consider access to remedy for vulnerable groups including children...More widely, UNICEF UK encourages the Government to reflect in the updated NAP its full obligations regarding the impact of the business sector on children’s rights as set out in General Comment 16 of the Committee on the Rights of the Child...

See here for guide for a practical guide for States on how to implement the UN Committee on the Rights of the Child’s General Comment no. 16