1. Short title This Act may be cited as the Fast-track Logistics for Acquiring Supplies in a Hurry Act of 2023 or the FLASH Act of 2023 . 2. Authority to award follow-on production contracts or transactions, procure supplies for experimental or test purposes, and acquire innovative commercial products and commercial services Section 319L of the Public Health Service Act ( 42 U.S.C. 247d–7e ) is amended— (1) in subsection (a)(6)(B), by amending clause (ii) to read as follows: (ii) design and development of— (I) tests and prototypes, including obtaining sufficient quantities for evaluation of such tests and prototypes; and (II) models, including animal models, for such testing and prototypes; ; and (2) in subsection (c)(5)— (A) in subparagraph (A)— (i) by redesignating clause (iv) as clause (v); and (ii) by inserting after clause (iii) the following new clause: (iv) Follow-on production contracts or transactions (I) In general A transaction entered into under this subparagraph for the design or development of a prototype may provide for the award of a follow-on production contract or transaction to the participants in the transaction. (II) Prototype subprojects A transaction entered into under this subparagraph includes all prototype subprojects awarded under the transaction to carry out authorities under this section. (III) Exception to competitive procedures Notwithstanding clause (ii), a follow-on production contract or transaction provided for in a transaction under this clause may be awarded to the participants in the transaction without the use of competitive procedures, even if explicit notification was not listed within the request for proposal for the transaction, if competitive procedures were used for the selection of parties for participation in the initial transaction.