What we do

The Defence Safety Authority is an independent organisation, empowered by charter from SofS to undertake the roles of regulator, accident investigation and Defence Authority for safety.

DSA is part of the Ministry of Defence.

Read more about what we do

Contact DSA

Director General DSA and HQ staff

Zone 6-L
Main Building
Whitehall
London
SW1A 2HB

Enquiries from the general public and Freedom of Information (FOI) requests

DSA Secretariat
#5004 Juniper Building
MOD Abbey Wood (North)
Bristol
BS34 8QW

Headquarters Policy (HQ-Pol)

For enquiries from the regulated community

Enquiries relating to JSP 375, JSP 392, JSP 418 and DSA01.1

Defence Fire Safety Regulator (DFSR)

For enquiries from the regulated community

Defence Land Safety Regulator (DLSR)

For enquiries from the regulated community

Defence Maritime Regulator (DMR)

For enquiries from the regulated community

Defence Nuclear Safety Regulator (DNSR)

For enquiries from the regulated community

Defence Ordnance, Munitions and Explosives Safety Regulator (DOSR)

For enquiries from the regulated community

Military Aviation Authority (MAA)

For enquiries from the regulated community

Make an FOI request

  1. Read about the Freedom of Information (FOI) Act and how to make a request
  2. Check our previous releases to see if we’ve already answered your question

Corporate information

Jobs and contracts