All residents are asked to please report any sightings of graffiti-type vandalism to the Murphy P.D. The following statement comes from Mayor Bret Baldwin regarding the offense.

“Vandalism is becoming an increasing problem in Murphy.  It is frustrating and disappointing to see this, since we all want a more attractive and beautiful community. We will need to work together to curb this before it proliferates throughout the city and becomes an ever bigger problem. If anyone sees suspicious activity that might be vandalism or has information that can help catch vandals, please contact the police department immediately. Only by working together can we eliminate this problem and protect the aesthetic beauty of Murphy.”

Murphy Det. Sgt. Snow Robertson outlines the law referencing the offense of Graffiti, which is in the Texas Penal Code, under Title 7, Chapter 28.
§ 28.08. Graffiti.  (a) A person commits an offense if, without the effective consent of the owner, the person intentionally or knowingly makes markings, including inscriptions, slogans, drawings, or paintings, on the tangible property of the owner with: 
  (1)  aerosol paint;                                                          
  (2)  an indelible marker;  or                                                
  (3)  an etching or engraving device.                                         
 (b)  Except as provided by Subsection (d), an offense under this section is:
  (1)  a Class B misdemeanor if the amount of pecuniary loss is less than $500;
  (2)  a Class A misdemeanor if the amount of pecuniary loss is $500 or more but less than $1,500;
  (3)  a state jail felony if the amount of pecuniary loss is $1,500 or more but less than $20,000;
  (4)  a felony of the third degree if the amount of pecuniary loss is $20,000 or more but less than $100,000;
  (5)  a felony of the second degree if the amount of pecuniary loss is $100,000 or more but less than $200,000;  or
  (6)  a felony of the first degree if the amount of pecuniary loss is $200,000 or more.
 (c)  When more than one item of tangible property, belonging to one or more owners, is marked in violation of this section pursuant to one scheme or continuing course of conduct, the conduct may be considered as one offense, and the amounts of
pecuniary loss to property resulting from the marking of the property may be aggregated in determining the grade of the offense.
 (d)  An offense under this section is a state jail felony if:                
  (1)  the marking is made on a school, an institution of higher education, a place of worship or human burial, a public monument, or a community center that provides medical, social, or educational programs; and
  (2)  the amount of the pecuniary loss to real property or to tangible personal property is less than $20,000.
 (e)  In this section:                                                         
  (1)  "Aerosol paint" means an aerosolized paint product.                   
  (2)  "Etching or engraving device" means a device that makes a delineation or impression on tangible property, regardless of the manufacturer's intended use for that device.
  (3)  "Indelible marker" means a device that makes a mark with a paint or ink product that is specifically formulated to be more difficult to erase, wash out, or remove than ordinary paint or ink products.
  (4)  "Institution of higher education" has the meaning assigned by
Section 481.134, Health and Safety Code.
  (5)  "School" means a private or public elementary or secondary school.