; and (3) by striking forest reserve both places it appears and inserting national forest . (b) Conforming amendment to weeks law Section 13 of the Act of March 1, 1911 (commonly known as the Weeks Law; 16 U.S.C. 500 ), is amended in the first sentence by striking the annual average of 25 percent of all amounts received for the applicable fiscal year and each of the preceding 6 fiscal years and inserting 25 percent of all amounts received for the applicable fiscal year . 204. Prohibition on State retention of portion of 25-percent payments made on behalf of beneficiary counties (a) Amendment of Act of may 23, 1908 The sixth paragraph under the heading FOREST SERVICE in the Act of May 23, 1908 ( 16 U.S.C. 500 ), as amended by section 203(a), is further amended in the first sentence by striking situated: Provided, That when and inserting the following: situated. Beginning October 1, 2015, the State or Territorial legislature may not withhold any of the amount paid under this paragraph from distribution to the county or counties in which the national forest is situated. When . (b) Conforming amendment to weeks law Section 13 of the Act of March 1, 1911 (commonly known as the Weeks Law