In this 50th episode of Ask the Lady Electrical Inspector, Tabatha L addresses some of the most significant updates to the National Electrical Code (NEC) for the year 2026.

The primary themes of the 2026 NEC revisions include:

• Expanded safety protocols addressing new technologies and configurations.
• A reorganized code-structure aimed at enhancing clarity and usability.
• A focus on emerging technologies, such as electric vehicle infrastructure and energy management systems.
• Alignment with future developments, providing a foundation for the NEC 2029 cycle.

Towards the end of this episode, there is a special call-out regarding NEC updates that will impact those who are electrical contractors, inspectors, and apprentices.

In this episode, Tabatha L takes time to delve into questions received from listeners, those within and outside the electrical industry. She provides answers according to code and the Authority Having Jurisdiction (AHJ).

In this episode, Tabatha L gives a brief overview of tankless water heater equipment—systems that have gained popularity and have become essential to modern living. As Tabatha L does in all her podcasts, she provides common reasons these systems fail electrical inspection and gives solutions for experiencing a successful inspection.

In this episode, Tabatha L discusses electrical systems that obtain power independent of the building’s main utility power source. These systems are called—Separately Derived Systems. NEC Article 100 is a point of reference for this discussion. As inspector Tabatha L normally does, she explains common reasons these systems often fail electrical inspections and how to remedy the issues according to NEC standards.

In this episode, Tabatha L discusses Temporary Meter Poles—temporary structures for powering construction sites and emergency setups prior to establishing permanent electrical connections. She covers the following:

• Details of the design, purpose, and typical uses
• When they are required
• Guidelines provided by utility companies and equipment manufacturers—highlighting approved materials, installation procedures, and safety protocols
• Common reasons they fail electrical inspection

Tabatha L. provides safety protocols for electrical appliances and gives the reasons these appliances may cause an electrical inspection to fail. Article 422 of the National Electrical Code (NEC) is the point of reference for this discussion.

Tabatha L returns to her podcast after a brief break with answers to questions listeners have submitted for both home and business owners. She addresses electrical codes related to walking on ceilings, the placement of power lines on personal and business properties for utility connections, the usage of expanding spray foam, and more!

In this episode, Tabatha L welcomes special guest, Rob Vandevoort, Mechanical Inspector, as she discusses common reasons why installations for air conditioning units fail electrical inspections. Tabatha L provides best practices for ensuring these installations pass electrical inspection.

Her guest, Rob, reports having 22 years of experience in the HVAC trade of which 12 years have been dedicated to installations in the states of southern Illinois, Oklahoma and Arizona, as a journeyman installer. During this episode, Rob, Mechanical Inspector, shares his best practices for air conditioning installations.