Best electricians near Lebanon, NJ

Yes, electricians must be licensed, certified, and in most cases, insured. Licensing requirements vary by state and local municipality, but most U.S. municipalities require electricians to hold an electrical contractor’s license. It's always a good practice to confirm requirements with your local municipality. Even if licensing is not required in your area, hiring a licensed and experienced electrician often leads to a better end result.

A license is a legal requirement to operate a business and is necessary for pulling project permits. Certifications, on the other hand, are typically voluntary and demonstrate a certain level of expertise. In some cases, a certified electrician may send an apprentice or journeyman to perform the work, but they must operate under a primary electrician who holds the proper license.

Before hiring, you should verify the electrician's license, insurance coverage, and any third-party certifications. You can use Angi’s contractor licensing search to confirm a pro's license status. Additionally, businesses with the “Angi Approved” badge on our platform meet strict criteria, including having the required state and local licenses, passing a background check, and maintaining a high average rating.

The copper wire used in knob and tube wiring systems can last up to 100 years. However, it’s considered a dangerous and outdated wiring method because the cloth, fabric, or rubber insulation sheathing can become brittle and fall apart. Knob and tube wiring systems should be inspected if you’re considering buying a home with this type of wiring, or if you have problems with frequently tripping breakers, a sign that you may need to replace them.

Buying a house with aluminum wiring requires careful consideration due to potential fire risks. Ensure a thorough inspection by a licensed electrician to assess the condition and identify necessary safety upgrades—factor in these additional costs when deciding. While it may not be a total deal-breaker, understanding the risks and required maintenance is necessary. Also, you should consult your insurer about coverage for homes with aluminum wiring to know whether the house is insurable.

The most common reason a GFCI outlet would trip even when nothing is plugged in is if there’s a problem at the circuit breaker end. This could be an overloaded circuit, with too many appliances plugged into it, or another type of fault. If a GFCI outlet keeps tripping, it can also be because it is faulty and needs replacing.