104 STAT. 1578 PUBLIC LAW 101-510—NOV. 5, 1990 (b) CONFORMING AMENDMENT. — Subsection (a)(1) of such section is amended by striking out "subsection (b)" and inserting in lieu thereof "subsection (b)(D". 37 USC 302e (c) IMPLEMENTATION OF AMENDMENT. —The Secretary of Defense "°^®- may not implement subsection (b)(2) of section 302e of title 37, United States Code (as added by subsection (a)), unless the Secretary submits to the Committees on Armed Services of the Senate and House of Representatives a report— (1) justifying the need of the departments for the authority provided in such subsection;'and (2) describing the manner in which that authority will be implemented. SEC. 615. AUTHORITY TO TERMINATE SELECTIVE RENLISTMENT BONUS PAYMENTS (a) TERMINATION AUTHORIZED.— Subsection (d) of section 308 of title 37, United States Code, is amended— (1) by inserting (1) after "(d)"; and (2) by adding at the end the following new paragraph: "(2) If a refund is not required under paragraph (1) in the case of a member who fails to complete a term of enlistment, the Secretary of Defense with respect to the armed forces under the Secretary's jurisdiction, and the Secretary of Transportation with respect to the Coast Guard when it is not operating as a service in the Navy, may decline to make any payment of a bonus installment under this section that is due to be paid to the member after the date on which the member fails to complete the term of enlistment for which the bonus is being paid. The Secretary of Defense and the Secretary of Transportation may prescribe the circumstances under which bonus installments may be terminated under this paragraph.". 37 USC 308 note. (b) EFFECTIVE DATE.— The amendment made by subsection (a) shall apply with respect to any bonus paid under section 308 of title 37, United States Code, to a person in connection with the reenlistment or extension of the term of enlistment of the person in the Armed Forces on or after the date of the enactment of this Act. SEC. 616. EXTENSION OF SPECIAL PAY FOR CRITICALLY SHORT WAR- TIME HEALTH SPECIALISTS IN THE SELECTED RESERVE Section 613(d) of the National Defense Authorization Act, Fiscal Year 1989 (37 U.S.C. 302 note), is amended by striking out "September 30, 1990" and inserting in lieu thereof "September 30, 1993". SEC. 617. RETENTION BONUS FOR OPTOMETRISTS (a) RETENTION BONUS AUTHORIZED. — Section 302a of title 37, United States Clode, is amended— (1) by inserting "(a) REGULAR SPECIAL PAY. —" before "Each"; and (2) by adding at the end the following new subsection: "(b) RETENTION SPECIAL PAY. — (1) Under regulations prescribed under section 303a(a) of this title, an officer described in paragraph (2) may be paid retention special pay of not more than $6,000 for'any twelve-month period during which the officer is not undergoing an internship or initial residency training. "(2) An officer referred to in paragraph (1) is an officer of an armed force who— "(A) is entitled to special pay under subsection (a);
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