I am NOT a lawyer, but it's safe.
Texas Code Of Criminal Procedure, Chapter 18, Article 20, Section 4 defines the offenses for which an electronic intercept may be authorized AS:
(1) a felony under Section 19.02, 19.03, or 43.26, Penal Code;
Texas Penal Code, Section 19.02 covers Murder, 19.03 covers Capital Murder
Texas Penal Code, Section 43.03 covers PROMOTION OF PROSTITUTION
(2) a felony under:
(A) Chapter 481, Health and Safety Code, other than felony possession of marihuana;
(B) Section 485.033, Health and Safety Code; or
(C) Chapter 483, Health and Safety Code;
The listed sections of the Texas Health and Safety Code cover drugs and volitile chemicals used to create/process drugs
(3) an offense under Section 20.03 or 20.04, Penal Code;
Kidnapping and Aggravated Kidnapping
(4) an offense under Chapter 20A, Penal Code;
Human Trafficking
(5) an offense under Chapter 34, Penal Code, if the criminal activity giving rise to the proceeds involves the commission of an offense under Title 5, Penal Code, or an offense under federal law or the laws of another state containing elements that are substantially similar to the elements of an offense under Title 5; or
Money Laundering
(6) an attempt, conspiracy, or solicitation to commit an offense listed in this section.
SO, as long as you're not a murderer, a pimp, a drug dealer/cook, kidnapper, coyote (people smuggler), or money launderer? You're FINE.
But if you are unsure, CONSULT AN ATTORNEY!
Link To Texas Statutes