OAR 733-030-0190
OAR 733-030-0190. Composition
(1) Historical markers will follow design guidelines established by the Committee.
(2) A sponsoring group may place as a credit line Committee-approved organizational symbols, corporate logos, or trademarks in accordance with the marker design guidelines.
(3) Advance signs may be installed as feasible for all markers. Advance signs must be approved and installed by ODOT.