In most cases, no — you do not need planning permission for a shipping container if it is used temporarily and does not change the use of the land. In the UK, shipping containers are usually classed as temporary structures. However, planning permission is required if the container becomes permanent, is used for business or residential purposes, or

Shipping container conversions and portable cabins are two popular options for creating offices, site units, shops, and temporary buildings in the UK. While both offer fast deployment compared to traditional construction, shipping containers are generally stronger, more durable, and more adaptable for long-term use. Portable cabins are designed primarily for short-term occupancy, whereas container conversions