Defra Publications – Unique Reference Numbers

Defra produces a range of publications which are available on the GOV.UK website. Each publication is given a unique reference number (URN) which is known internally as a PB number. This dataset lists the publications, their URN and the date the URN was issued. Attribution statement: © Crown Copyright
Publisher name: Department for Environment, Food and Rural Affairs
Last updated: 2026-06-07T04:04:08Z