Marine and Coastguard Agency
UK government agency responsible for maritime safety, search and rescue, and coastal regulation.
Last refreshed: 1 May 2026
What does the MCA need to approve before autonomous maritime security vessels can operate in UK waters?
Timeline for Marine and Coastguard Agency
Mentioned in: Online Oceans surfaces £4m maritime raise
UK Startups and Innovation- What does the Maritime and Coastguard Agency regulate?
- The MCA regulates maritime safety in UK waters, covering vessel survey and certification, seafarer qualifications, port state control inspections of foreign ships, and pollution response. It also operates HM Coastguard, which runs all UK maritime search and rescue operations.Source: GOV.UK
- How does the MCA regulate autonomous ships and maritime drones in UK waters?
- The MCA is developing type-approval frameworks for autonomous surface vessels in conjunction with the International Maritime Organisation. Commercial or security operations by autonomous vessels in UK territorial waters require MCA certification; Online Oceans' maritime security platform operates within this regulatory space.Source:
- Which agency coordinates search and rescue around the UK coast?
- HM Coastguard, operated by the Maritime and Coastguard Agency, coordinates all search and rescue operations around the British Isles and eastern Atlantic. The MCA was formed in 1998 by merging HM Coastguard and the Marine Safety Agency.Source: GOV.UK
Background
The Maritime and Coastguard Agency (MCA) is an executive agency of the Department for Transport, responsible for maritime safety, search and rescue coordination, and coastal regulation in the UK. Established in 1998 through the merger of Her Majesty's Coastguard and the Marine Safety Agency, the MCA employs approximately 1,000 staff across the UK coastline and operates HM Coastguard, which coordinates all maritime search and rescue operations around the British Isles and in the eastern Atlantic. The agency's REMIT includes vessel survey and certification, seafarer qualification, pollution response and port state control inspections of foreign vessels in UK waters.
For startups operating in the maritime technology and autonomous-vessel space, the MCA is the primary regulatory authority. Any autonomous maritime vessel operating commercially or for security purposes in UK territorial waters requires MCA type approval, and new operational frameworks for autonomous surface vessels are being developed by the agency in conjunction with the International Maritime Organisation (IMO). Online Oceans, the London-based autonomous maritime security company that raised £4m in April 2026, operates in precisely this regulatory domain: the MCA's frameworks for autonomous vessels govern whether, and on what timescale, its systems can be deployed for sovereign maritime surveillance .
The MCA's dual role as both regulator and operational search-and-rescue agency creates an unusual dynamic for maritime tech startups: the agency is simultaneously the customer (through coastguard operations contracts), the certifier (through vessel and crew licensing) and the regulator (through port state control and operational approval). This makes early MCA engagement a prerequisite for commercial maritime AI deployment, not a late-stage compliance step.