Sec. 186.042.  OBSTRUCTION OF EMERGENCY TELEPHONE CALL;  PENALTY.  (a)  A person commits an offense if:
(1)  the person wilfully refuses to relinquish a party line immediately on being informed that the line is needed for an emergency call described by Subdivision (2);  and
(2)  the party line is needed for an emergency call:
(A)  to a fire or police department;  or
(B)  for medical aid or an ambulance service.
(b)  An offense under this section is a misdemeanor punishable by:
(1)  a fine of not less than $25 and not more than $500;
(2)  confinement in the county jail for not more than one month;  or
(3)  both fine and confinement.
Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.