; and for defining boys and girls to mean only biological boys, whose DNA consists of one X sex chromosome and one Y sex chromosome, and biological girls, whose DNA consists of two X sex chromosomes. 566. None of the funds made available by this Act may be used for gun buyback or relinquishment programs. 567. None of the funds made available by this Act may be used to implement any statute, rule, policy, or interpretive guidance or to disburse any grants or funding that would have the effect of creating, utilizing, supporting, or implementing a law or procedure which could result in the confiscation of any firearm without, in all cases, providing the gun owner with notice and opportunity to participate in a hearing. 568. None of the funds made available by this Act may be used to fund or implement any red flag or extreme risk protection order laws. 569. None of the funds made available by this or any other Act, or provided from any accounts in the Treasury of the United States derived by the collection of fees available to the agencies funded by this Act, may be available for obligation or expenditure to study, prepare, propose, or adopt any rule, regulation, administrative order or secretarial or executive action for the purpose of restricting the production, purchase, sale or transfer of any firearm unless expressly authorized by Congress. 570. None of the funds made available by this or any other Act may be used to create, operate, or maintain a Federal firearms registry. 571. None of the funds made available by this Act may be used to pay the salaries or expenses of personnel to facilitate, advise, promote, or otherwise support any civil actions to which the Bureau of Alcohol, Tobacco, and Firearms is not a named party against any licensee or other person purported to be subject to the regulation and oversight of the Bureau of Alcohol, Tobacco, and Firearms. 572. None of the funds made available by this Act may be used for the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) Demand 2 program unless