may use the categorical exclusion established under subsection (a) in accordance with this section. (d) Acreage limitations A forest management activity covered by the categorical exclusion established under subsection (a) may not exceed 10,000 acres. (e) Definitions In this section: (1) Hazardous fuels management The term hazardous fuels management means any vegetation management activities that reduce the risk of wildfire. (2) Late-season grazing The term late-season grazing means grazing activities that occur after both the invasive species and native perennial species have completed their current-year annual growth cycle until new plant growth begins to appear in the following year. (3) Targeted livestock grazing The term targeted livestock grazing means grazing used for purposes of hazardous fuel reduction. 116. Treatment areas Section 602 of the Healthy Forests Restoration Act of 2003 ( 16 U.S.C. 6591a ) is amended— (1) in the heading, by striking Designation of