Pub. L. 89-793, tit. III, sec. 306

Sec. 306. Any patient committed to the care and custody of the Surgeon General pursuant to section 305 of this title shall be committed for a period of six months, and shall be subject to such posthospitalization program as may be established pursuant to section 307 of this title; except that such patient may be released from confinement by the Surgeon General at any time prior to the expiration of such six-month period if the Surgeon General determines that the patient has been cured of his drug addiction and rehabilitated, or that his continued confinement is no longer necessary or desirable.