Please click the following link:https://mydvla.dvla.gov.uk/_/agency-information/en-gb/pay-benefits-and-support/leave-and-absence/annual-leave/buying-and-selling-of-annual-leave-11dc4e1a-4df1-4306-a50b-0164979d8104If any links do not work, please contact HRadvice@dft.gov.uk