Colorado
ARTICLE 9. OFFENSES AGAINST PUBLIC PEACE, ORDER, AND DECENCY
PART 3. OFFENSES INVOLVING COMMUNICATIONS
C.R.S. 18-9-303 (2006)
18-9-303. Wiretapping prohibited - penalty
(1) Any person not a sender or intended receiver of a telephone or telegraph communication commits wiretapping if he:
(a) Knowingly overhears, reads, takes, copies, or records a telephone, telegraph, or electronic communication without the consent of either a sender or a receiver thereof or attempts to do so; or
(b) Intentionally overhears, reads, takes, copies, or records a telephone, telegraph, or electronic communication for the purpose of committing or aiding or abetting the commission of an unlawful act; or
(c) Knowingly uses for any purpose or discloses to any person the contents of any such communication, or attempts to do so, while knowing or having reason to know the information was obtained in violation of this section; or
(d) Knowingly taps or makes any connection with any telephone or telegraph line, wire, cable, or instrument belonging to another or with any electronic, mechanical, or other device belonging to another or installs any device whether connected or not which permits the interception of messages; or
(e) Repealed.
(f) Knowingly uses any apparatus to unlawfully do, or cause to be done, any act prohibited by this section or aids, authorizes, agrees with, employs, permits, or intentionally conspires with any person to violate the provisions of this section.
(2) Wiretapping is a class 6 felony; except that, if the wiretapping involves a cordless telephone, it is a class 1 misdemeanor.
C.R.S. 18-9-304 (2005)
18-9-304. Eavesdropping prohibited - penalty
(1) Any person not visibly present during a conversation or discussion commits eavesdropping if he:
(a) Knowingly overhears or records such conversation or discussion without the consent of at least one of the principal parties thereto, or attempts to do so; or
(b) Intentionally overhears or records such conversation or discussion for the purpose of committing, aiding, or abetting the commission of an unlawful act; or
(c) Knowingly uses for any purpose, discloses, or attempts to use or disclose to any other person the contents of any such conversation or discussion while knowing or having reason to know the information was obtained in violation of this section; or
(d) Knowingly aids, authorizes, agrees with, employs, permits, or intentionally conspires with any person to violate the provisions of this section.
(2) Eavesdropping is a class 6 felony.