; or (2) on battlefield land that is— (A) owned by a State, Tribe, local government, or nonprofit organization; and (B) referred to in the Battlefield Reports. . (e) Updates and improvements Chapter 3081 of title 54, United States Code, is amended by adding at the end the following: 308106. Updates and improvements to Battlefield Reports Not later than 2 years after the date of the enactment of this section, and every 10 years thereafter, the Secretary shall submit to Congress a report that updates the Battlefield Reports to reflect— (1) preservation activities carried out at the battlefields in the period since the publication of the most recent Battlefield Reports update; (2) changes in the condition, including core and study areas, of the battlefields during that period; and (3) any other relevant developments relating to the battlefields during that period. . (f) Clerical amendment The table of sections for chapter 3081 of title 54, United States Code, is amended as follows: (1) By amending the item relating to section 308101 to read as follows: 308101. Definitions. . (2) By adding at the end the following: 308106. Updates and improvements to Battlefield Reports. .