| Quick facts | Answer |
|---|---|
| Cost range | $50-$150 for one circuit; $100-$350 for multiple circuits or sub-panel |
| Time | About 4 business days for permit approval; standalone permits 3-5 days |
| Who's qualified | Ask for proof of insurance, relevant certifications (e.g., ASE for auto repair), and any license your state or city requires. |
Round Rock, TX: what's different here
Round Rock sits in Williamson County, with a portion extending into Travis County. It is about 19 miles and roughly 20 minutes by car from Austin via I-35 North. Because the city allows garage conversions only on lots platted before 2002, much of the garage-related electrical work happens in older housing stock. New circuits there fall under the city's permit and inspection rules.
Do I need a permit for garage circuit wiring in Round Rock?
Yes. Round Rock treats new circuits and similar electrical work as permit and inspection work. A standalone electrical permit has a $50.00 fee, and estimated issuance is 3 to 5 business days from application acceptance.
Who can legally do garage circuit wiring in Round Rock?
Texas requires anyone performing electrical work to be licensed, with limited exceptions. Round Rock requires a journeyman electrician, master electrician, or restrictive residential wireman on-site the day of inspection for certain electrical work. Ask the pro for proof of licence and insurance.
What paperwork does Round Rock require for electrical upgrades?
For electrical upgrades and replacements, Round Rock requires a torque letter signed by the master electrician and including the master's license number. Larger projects, like a residential remodel or addition permit, cost $500.00 and take about 30 business days to review.
Can I convert my garage in Round Rock?
Round Rock allows garage conversions only on lots platted before 2002. If your lot qualifies, converting the garage usually means more than one new circuit, so expect the higher permit range and a longer review.
How do I check an electrician's Texas license?
Texas electrical licenses are issued by TDLR and are valid for one year, so they must be renewed annually. A Residential Wireman license requires 4,000 hours of supervised on-the-job training and covers dwellings of four stories or less. Verify the license on the state list before work starts.
What to do next
- Ask the pro for a quote that itemizes the permit fee, since Round Rock standalone electrical permits run $50.00.
- Verify the electrician's license on the TDLR list and confirm it is current, since licenses renew annually.
- Ask whether your job needs a torque letter signed by the master electrician with the master's license number.
- Confirm a journeyman, master electrician, or restrictive residential wireman will be on-site the day of inspection.
- Call (737) 367-2100 or email [email protected] for a free quote from a licensed, insured electrician.
Austin Volts is a free referral service: an independent contractor does the work and may pay us a referral fee. You never pay us anything.



