If your employer has reimbursed you in full for any work related expenses you will obviously be unable to make a claim for tax relief for those same expenses.
But if you have only received part of your expenses or none
Parents may be eligible to receive childcare support from HMRC using the Tax-Free Childcare (TFC) scheme. The TFC scheme can help parents of children aged up to 11 years old (17 for those with certain disabilities) to
Employers usually have to pay employees through PAYE if they earn £123 or more a week (£533 a month or £6,396 a year). There is no requirement to pay self-employed workers through PAYE.