This document, intended as a resource manual, provides guidelines on drug testing. These topics are covered: (1) National Institute on Drug Abuse guidelines applicability; (2) introduction to legal issues, drug testing in juvenile probation and parole, and juvenile law; (3) mission of a juvenile parole agency; (4) purpose of testing; (5) drug testing policies and procedures, including administration and training; (6) authority to test and when to test; (7) selecting drug testing methodologies, including reliability and relationship with suppliers; (8) confirmation; (9) cutoff levels; (10) juvenile selection; (11) drug testing protocol; (12) instructions to juveniles; (13) agency collection sites; (14) chain of custody; (15) reporting results; (16) use of results; (17) confidentiality, including legal requirements and protocol for releasing results; (18) juvenile justice drug testing options; (19) contracting for drug testing services, including quality assurance and tampering; (20) establishing juvenile justice onsite instrument-based drug testing for initial drug testing; (21) establishing onsite noninstrument-based drug testing, including location, security, testifying, confrontation, and safety issues; (22) drug testing costs; and (23) management information systems. The appendix includes drug testing case law, forms, drug testing methodologies, conclusions drawn from a drug testing technologies survey, and approximate duration of detectability of selected drugs in urine. A glossary of terms is also included. (ABL)