List of certifying authorities
Updated 29 April 2026
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This publication is available at https://www.gov.uk/government/publications/list-of-certifying-authorities/list-of-certifying-authorities
The following is a list of the head offices of certifying authorities authorised through formal agreement to conduct survey and certification of all types of small commercial vessels.
For more information regarding the responsibilities of certifying authorities and for applications to register as one, please see MIN 538 Amendment 8 (M) Codes of practice – Authorisation of certifying authorities - GOV.UK.
Certifying authorities
Bureau Veritas
Suite 1 & 2, Keel House
Tyne Dock
South Shields
Tyne and Wear
NE34 9PY
Telephone: 01914 278 170
Fax: 01914 278 171
Email: gbr_clo@uk.bureauveritas.com
DNV - Maritime
24 Steel House
4300 Parkway
Solent Business Park
Whiteley
Hampshire
PO15 7FP
Telephone: 02380 745 940
Email: uk.flag.contact@dnv.com
International Institute of Marine Surveying
Murrills House
48 East Street
Portchester
PO16 9XS
Telephone: 02392 385 223
Email: ca@iims.org.uk
Lloyd’s Register EMEA
One Temple Quay
Temple Back East
Bristol
BS1 6DZ
Telephone: 01173 190 110
Email: mca.codesofpractice@lr.org
MECAL Ltd
Office 1
Brooklands
Budshead Road
Plymouth
PL6 5XR
Telephone: 01752 251 211
Email: admin@mecal.co.uk
Maritime and Coastguard Agency
Domestic Survey Operations
Bay 2/20
Spring Place
105 Commercial Road
Southampton
SO15 1EG
Telephone: 02038 172 190 or 02038 172 456
Email: domestic.fleet@mcga.gov.uk
Royal Yachting Association
RYA House
Ensign Way
Hamble
Southampton
SO31 4YA
Telephone: 02380 604 100
Email: scvcert@rya.org.uk
RINA Services S.p.A.
Suite A
Third Floor
Cumberland House
15 - 17 Cumberland Place
Southampton
SO15 2BG
Telephone: 02380 332 271
Email: uk.marine@rina.org
Society of Consulting Marine Engineers and Ship Surveyors
Unit 11 Mill Court,
The Sawmills,
Durley,
Southampton,
SO32 2EJ
Telephone: 02380 016 494
Email: sec@scmshq.org
Yacht Designers and Surveyors Association
1a Holders Barn
Clarendon Close
Petersfield
GU32 3FR
Telephone: 01730 710 425
Email: tonnage@ybdsa.co.uk
List of certifying authorities for remotely operated unmanned vessels (ROUVs)
The following is the current list of certifying authorities approved through formal assessment of their competencies to conduct survey and certification of ROUVs of <24m Load Line Length operating as a workboat against the requirements of ‘Workboat Code Edition 3, Annex 2’.
Please be advised that other certifying authorities are in the process of assessment, therefore, please contact the main office of other certifying authorities to establish their status. This webpage is being periodically updated.
Bureau Veritas
Suite 1 & 2, Keel House
Tyne Dock
South Shields
Tyne and Wear
NE34 9PY
Telephone: 01914 278 170
Fax: 01914 278 171
Email: gbr_clo@uk.bureauveritas.com
DNV - Maritime
24 Steel House
4300 Parkway
Solent Business Park
Whiteley
Hampshire
PO15 7FP
Telephone: 02380 745 940
Email: uk.flag.contact@dnv.com
MECAL Ltd
Office 1
Brooklands
Budshead Road
Plymouth
PL6 5XR
Telephone: 01752 251 211
Email: admin@mecal.co.uk
Lloyd’s Register EMEA
One Temple Quay
Temple Back East
Bristol
BS1 6DZ
Telephone: 01173 190 110
Email: MCA.CodesofPractice@lr.org