The State Department superintends over the following Semi Autonomous Government Agencies;

The Kenya Roads Board-KRB (Kenya Roads Board Act, 1999 &2007)
The Kenya National Highways Authority-KeNHA (Kenya Roads Board Act 2007)
The Kenya Urban Roads Authority-KURA (Kenya Roads Board Act 2007)
The Kenya Rural Roads Authority-KeRRA (Kenya Roads Board Act 2007)
The Kenya Institute of Highways and Building Technology (KIHBT)
The Kenya Institute of Technology
Engineers Registration Board of Kenya- ERB(Engineers Registration Act, Cap 530A)