Okla. Stat. tit. 63, § 63-1-1154
Construction of act
A. This act shall not be construed to require a local authority
to adopt a program regulating mobile food vendors or to modify its
existing program regulating mobile food vendors; provided, the
regulations do not conflict with this act.
B. This act shall not be construed to impede the State
Department of Health or local authority in any investigation of a
reported foodborne illness.