Cal. FAC § 7270.5

For the purposes of this article:

(a) “Integrated weed management plan” means an ecosystem-based control strategy that focuses on long-term prevention of weeds through a combination of techniques, such as biological controls, judicious use of herbicides, modified land management, and cultural practices, and where control practices are selected and applied in a manner that minimizes the risks to human health, nontargeted organisms, and the environment. An integrated weed management plan shall also, when appropriate, comply with any applicable provisions of Chapter 6 (commencing with Section 1600) of Division 2 of the Fish and Game Code, Division 6 (commencing with Section 11401) and Division 7 (commencing with Section 12500) of the Food and Agricultural Code, and the California Environmental Quality Act (Division 13 (commencing with Section 21000) of the Public Resources Code).

(b) “Noxious and invasive weeds” means weeds that the department has determined to be either noxious or invasive weed species.

(c) “Person” shall have the same meaning as in Section 38, but shall additionally include the United States of America, and all political subdivisions, districts, municipalities, and public agencies of the State of California.

(d) “Riverway” means the water, bed, shoreline,and riparian vegetation, of any creek, including an “urban creek” as defined in Section 7048 of the Water Code, stream, river, lake, reservoir, or other body of freshwater, including a “stream environment zone” as defined in Section 66957 of the Government Code, as well as enclosed bays and estuaries, as defined by Section 13391.5 of the Water Code.