P.R. Laws tit. 33, § 2159
No person who has in any manner received an intercepted telephone communication, or who has learned the contents, substance, purpose, effect or scope of such communication or any part thereof, knowing that such information was thus obtained, shall divulge or publish the existence, contents, substance, purpose, effect or scope thereof, or any information therein contained. Provided, That any person who, not knowing that said information was obtained in violation of this section, shall divulge or publish the existence, contents, substance, purpose, effect or scope thereof, shall be under obligation to disclose the source of his knowledge, and if he refuses to do so, he shall be guilty of the offense and subject to the penalty established in § 2162 of this title.
History —June 10, 1953, No. 66, p. 220, § 2.