Okla. Stat. tit. 47, § 47-11-1004: Additional parking regulations

A. Except as otherwise provided in this section, every vehicle

stopped or parked upon a roadway where there are adjacent curbs

shall be so stopped or parked with the right-hand wheels of such

vehicle parallel to and within eighteen (18) inches of the right-

hand curb.

B. Local authorities may by ordinance permit parking of vehicle

with the left-hand wheels adjacent to and within eighteen (18)

inches of the left-hand curb of a one-way roadway.

C. Local authorities may by ordinance permit angle parking on

any roadway, except that angle parking shall not be permitted on any

federal-aid or state highway unless the Department of Highways has

determined that the roadway is of sufficient width to permit angle

parking without interfering with the free movement of traffic.

D. The Oklahoma Department of Highways with respect to highways

under its jurisdiction may place signs prohibiting or restricting

the stopping, standing or parking of vehicles on any highway where

such stopping, standing or parking is dangerous to those using the

highway or where the stopping, standing or parking of vehicles would

unduly interfere with the free movement of traffic thereon. Such

signs shall be official signs and no person shall stop, stand or

park any vehicle in violation of the restrictions stated on such

signs.

E. A person engaging in the collection and disposal of solid

waste or recycling material or both as a business, pursuant to the

provisions of the Oklahoma Solid Waste Management Act, shall be

exempt from the provisions of subsections A and B of this section

while in the performance of such activities.