Certified Lighting Auditor (CLA)

Demonstrate your expertise in accurate, energy-efficient lighting audits

90 days to complete your exam after registration

The Certified Lighting Auditor (CLA) is an industry-standard certification from NALMCO for professionals who assess and recommend lighting solutions. It validates the ability to perform accurate, comprehensive, and energy-efficient lighting audits.

Why CLA Matters

Who Should Pursue CLA?

• Lighting professionals
• Energy auditors
• Facility managers
• Professionals involved in lighting design, retrofits, or maintenance

Why Hire a CLA-Certified Auditor?

• Ensures consistent, high-quality audit practices
• Maximizes efficiency, safety, and return on investment
• Aligns recommendations with energy, financial, and operational goals

Exam Preparation

• Self-study format
• Training manual and practice questions included

Enrollment & Cost

Each candidate must register individually and create an account at NALMCO.org. Member pricing requires an annual discount code.

After registration, exam materials are emailed directly to the registrant. A testing session email is sent within 24–48 business hours.

Reminder: Candidates have 90 days to complete the exam.

Exam Details

• 75 questions
• 90-minute timed exam
• Passing score: 70%
• Immediate score report
• Certificate issued within approximately two weeks
• Retake fee: $50

Recertification

• Annual renewal fee: $75
• Renewal notices sent via email and USPS
• Invoices issued each September

Keeping your contact information up to date is essential to avoid missing renewal notices.

Current CLA Designees

A searchable list of current CLA-certified professionals is available on the NALMCO website.

Become a Certified Lighting Auditor

Advance your expertise and deliver high-quality lighting audits.