So in original. Probably should be followed by “of”.
such program or service;
Editorial Notes
References in Text

The date of the enactment of the Federal Employee Substance Abuse Education and Treatment Act of 1986, referred to in subsec. (a), is the date of enactment of title VI of Pub. L. 99–570 which was approved Oct. 27, 1986.

Statutory Notes and Related Subsidiaries
Termination of Reporting Requirements

For termination, effective May 15, 2000, of reporting provisions in this section, see section 3003 of Pub. L. 104–66, as amended, set out as a note under section 1113 of Title 31, Money and Finance, and page 187 of House Document No. 103–7.