Limited permit and non-permit parking is available on the street around the Law School. Here is a link to UT campus parking maps.
The closest parking garage is the San Jacinto Parking Garage (SJG), a central pay garage located at 2401 San Jacinto Boulevard, with entrances on San Jacinto Blvd and Trinity Street. There are no cashiers located at the exits. Payment is made at the completion of your visit by taking your entry ticket to the pay stations or automated pay machines at select exits. Take your garage entry ticket with you.