1. Short title This Act may be cited as the Savings Through Security Act . 2. Appropriations for securing the southern border (a) Appropriation Subject to subsection (c), there is hereby appropriated, out of any money in the Treasury not otherwise appropriated, such sums as the Secretary of Homeland Security may from time to time certify to the Secretary of the Treasury are necessary for the Department of Homeland Security to procure and deploy the necessary infrastructure, technology, and manpower to secure the international border between the United States and Mexico. (b) Availability Amounts appropriated under this section shall remain available until expended. (c) Maximum appropriation Not more than $5,700,000,000 in total may be appropriated under the authority provided by this section. 3. Report on costs associated with expenditures on unauthorized aliens (a) Report required Not later than 90 days after the date of enactment of this Act, the head of each department or agency listed in subsection (b) shall submit to Congress and transmit to the Secretary of the Treasury a report describing each amount such department or agency has expended in the previous fiscal year on activities relating to aliens unlawfully present in the United States. (b) Departments and agencies listed The departments and agencies listed in this subsection are the following: (1) The Department of Education. (2) The Department of Justice. (3) The Department of Homeland Security. (4) The Department of Agriculture. (5) The Centers for Medicare & Medicaid Services. 4. Remission of cost savings (a) In general Not later than 30 days after the end of the first fiscal year in which an amount is obligated pursuant to the appropriation in section 2(a), and annually thereafter until the obligation of the maximum amount described in section 2(c), the head of each department or agency listed in section 3(b) shall remit to the general fund of the Treasury an amount, to be derived from the unobligated balances of each appropriate account of such