Benefit rates information and benefit calculators which may be useful.
https://www.rightsnet.org.uk/resources/benefit-tax-credit-rates
https://www.gov.uk/pension-credit-calculator
https://www.gov.uk/maternity-paternity-calculator
https://www.gov.uk/calculate-statutory-sick-pay
https://www.gov.uk/check-state-pension (but note this gives the maximum amount not the actual amount the claimant will receive. This may be affected by periods when not working or in a contracted out pension scheme)
