; and (C) $10,000,000 shall be retained for the rapid response fund under subsection (d). (2) Availability Funds appropriated pursuant to the authorization of appropriations in paragraph (1) shall remain available until expended. (3) Limitation on administrative costs Not more than three percent of the amount appropriated pursuant to the authorization of appropriations in paragraph (1) may be used to cover administrative expenses incurred by the Secretary. 5. Support for applied research regarding chronic wasting disease (a) Expansion of applied research Grants The Secretary shall make grants to support efforts to expand and accelerate applied research on chronic wasting disease, including (but not limited to) research regarding the following: (1) Sustainable cervid harvest management practices to reduce chronic wasting disease occurrence and to prevent or limit spatial spread of chronic wasting disease. (2) Management experiments and strategies designed for long-term suppression of chronic wasting disease. (3) Harvest management practices and other practices that exacerbate chronic wasting disease occurrence, with an emphasis on retrospective analyses of available harvest management and chronic wasting disease trend data. (4) Factors contributing to local emergence of chronic wasting disease, increased prevalence of chronic wasting disease, and distribution of chronic wasting disease, including mechanisms of disease transmission and effective barriers to transmission. (5) Methods and products to effectively detect infectious prions in, and decontaminate infectious prions from natural environments and inorganic surfaces. (b) Authorization of Appropriations (1) In general There are authorized to be appropriated to the Secretary $10,000,000 to make grants under subsection (a). (2) Availability Funds appropriated pursuant to the authorization of appropriations in paragraph (1) shall remain available until expended. (3) Limitation on administrative costs Not more than three percent of the amount appropriated pursuant