Indiana Code
Chapter 2. Indiana Manual on Uniform Traffic Control Devices for Streets and Highways
9-21-2-4. Adoption of Control Devices Where Federal Standards Are Silent

Sec. 4. The Indiana department of transportation may add control devices to the state manual in those areas where the federal standards are silent.
[Pre-1991 Recodification Citation: 9-4-2-1 part.]
As added by P.L.2-1991, SEC.9.