PUBLIC LAW 102-393—OCT. 6, 1992 106 STAT. 1765 of the costs incurred by the Secret Service for their protection, and identify and discuss potential threats and cost-effective protection alternatives: Provided, That by no later than June 1, 1993, the Director of the Secret Service shall provide a confidential brief- ing to the members of the House and Senate Committees on Appropriations on the results of such meetings. SEC. 537. (a) Section 8902(k)(l) of 5 United States Code is amended to read as follows: "(k)(l) When a contract under this chapter requires payment or reimbursement for services which may be performed by a clinical psychologist, optometrist, nurse midwife, nursing school administered clinic, or nurse practitioner/clinical specialist, licensed or certified as such under Federal or State law, as applicable, or by a qualified clinical social worker as defined in section 8901(11), an employee, annuitant, family member, former spouse, or person having continued coverage under section 8905a of this title covered by the contract shall be free to select, and shall have direct access to, such a clinical psychologist, qualified clinical social worker, optometrist, nurse midwife, nursing school administered clinic, or nurse practitioner/nurse clinical specialist without supervision or referral by another health practitioner and shall be entitled under the contract to have pa3anent or reimbursement made to him or on his behalf for the services performed.". (b) Section 8902(k)(2) of 5 United States Code is amended to read as follows: "(2) The provisions of this subsection shall not apply to comprehensive medical plans as described in section 8903(4) of this title.". (c) The amendments made by this section shall be effective with respect to contract years beginning after the date of enactment of this Act. SEC. 538. None of the funds made available by this Act shall be used to plan, administer, or otherwise carry out a move of the Internal Revenue Service's Automated Collection Unit from the borough of Manhattan, New York City, New York, without prior approval of the House and Senate Appropriations Committees. Health and health care. Effective date. 5 USC 8902 note. New York. TITLE VI GENERAL PROVISIONS DEPARTMENTS, AGENCIES, AND CORPORATIONS SECTION 601. Funds appropriated in this or any other Act may be used to pay travel to the United States for the immediate familv of employees serving abroad in cases of death or life threatening illness of said employee. SEC. 602. No department, agency, or instrumentelity of the United States receiving appropriated mnds under this or any other Act for fiscal year 1993 shall obligate or expend any such funds, unless such department, agency, or instrumentelity has in place, and will continue to administer in good faith, a written policy designed to ensure that all of ite workplaces are free from the illegal use, possession, or distribution of controlled substences (as defined in the Controlled Substences Act) by the officers and employees of such department, agency, or instrumentelity. Drugs and drug abuse.