The ticket will be generated based upon the police department running a check of the license plate. The rental company may trace the time that it was rented back to you. If you don't want to keep looking over your shoulder and checking the mailbox for a letter that you have a huge fine with points against your license then contact the Texas authorities and pay the fine. This will usually be cheaper that hiring a lawyer and paying higher car insurance. Check with an attorney in Irving, Texas about your options as well. There are many great attorneys listed right here on avvo.com who can help you.