[Code of Federal Regulations]
[Title 50, Volume 5]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 50CFR27.82]

[Page 162-163]
 
                    TITLE 50--WILDLIFE AND FISHERIES
 
 CHAPTER I--UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE 
                          INTERIOR--(Continued)
 
PART 27_PROHIBITED ACTS--Table of Contents
 
            Subpart H_Disturbing Violations: Personal Conduct
 
Sec. 27.82  Possession and delivery of controlled substances.

    (a) Definitions for the purpose of this section:
    (1) The term controlled substance means a drug or other substance, 
or immediate precursor, included in schedules I, II, III, IV, or V of 
part B of the Controlled Substance Act (21 U.S.C. 812) or any drug or 
substance added to

[[Page 163]]

these schedules pursuant to the terms of the Controlled Substance Act.
    (2) The term practitioner means a physician, dentist, veterinarian, 
scientific investigator, pharmacist, or other person licensed, 
registered, or otherwise permitted by the United States or the 
jurisdiction in which he practices to distribute or possess a controlled 
substance in the course of professional practice.
    (3) The term delivery means the actual, attempted or constructive 
transfer and/or distribution of a controlled substance, whether or not 
there exists an agency relationship.
    (b) Offenses. (1) The delivery of any controlled substance on a 
national wildlife refuge is prohibited, except that distributed by a 
practitioner in accordance with applicable law.
    (2) The possession of a controlled substance on a national wildlife 
refuge is prohibited unless such substance was obtained by the possessor 
directly, or pursuant to a valid prescription or order, from a 
practitioner acting in the course of his professional practice, or 
except as otherwise authorized by applicable law.
    (3) Presence in a national wildlife refuge when under the influence 
of a controlled substance to a degree that may endanger oneself, or 
another person, or property, or may cause unreasonable interference with 
another person's enjoyment of a national wildlife refuge is prohibited.