Sec. 42.061.  SILENT OR ABUSIVE CALLS TO 9-1-1 SERVICE.  (a)  In this section “9-1-1 service” and “public safety answering point” or “PSAP” have the meanings assigned by Section 772.001, Health and Safety Code.

(b)  A person commits an offense if the person makes a telephone call to 9-1-1 when there is not an emergency and knowingly or intentionally:

(1)  remains silent;  or

(2)  makes abusive or harassing statements to a PSAP employee.

(c)  A person commits an offense if the person knowingly permits a telephone under the person’s control to be used by another person in a manner described in Subsection (b).

(d)  An offense under this section is a Class B misdemeanor.

Added by Acts 1989, 71st Leg., ch. 582, Sec. 1, eff. Sept. 1, 1989.  Amended by Acts 1991, 72nd Leg., ch. 14, Sec. 284(2), eff. Sept. 1, 1991;  Acts 1993, 73rd Leg., ch. 900, Sec. 1.01, eff. Sept. 1, 1994.

http://www.statutes.legis.state.tx.us/Docs/PE/htm/PE.42.htm