Written Question·Department for Transport·UIN 14297

Shipping: Identification

Tabled: 29 June 2026

Answered: 3 July 2026

Question

Rupert Lowe

To ask the Secretary of State for Transport, how many cases of vessels switching off or falsifying their Automatic Identification System (AIS) data have been identified in UK waters in the last 12 months.

Answer

Keir Mather

The Government continuously monitors UK waters to ensure the safety of mariners, protect the marine environment and uphold the UK's national security. Instances of vessels switching off their AIS are monitored on a case-by-case basis. We are unable to pro...

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