14 – 2. Policy The release and/or discussion of information within the Army concerning a potential or actual substance use disorder and/or abuse of other drugs is governed by the restrictions contained in the 5 USC a, 42 USC dd, AR 40 – 66, and AR 25 – 22. a. For Soldiers such information will be made known to those individuals within the Army who have an official need to know. The restrictions on release of information outside the Army are prescribed by the legal authorities 42 USC dd and 42 CFR Part 2 cited, above. For additional information refer to chapter 10. . b.For DA Civilians, the restrictions on release of information within or outside the Army are prescribed by the legal authorities 42 USC dd and 42 CFR Part 2 cited above. For additional information refer to chapter 6.