NRT Exam Domains 2026: Complete Guide to All 11 Content Areas
The RESNET National Rater Test (NRT) is the standardized knowledge exam that sits at the heart of the HERS Rater certification pathway.
NRT Core Study Guides
Core Study Guides for the RESNET National Rater Test (NRT) exam - 2 in-depth guides to help you prepare with confidence. Browse all study resources or jump straight into a guide below.
NRT Study Guide 2026: How to Pass on Your First Attempt
The RESNET National Rater Test is the knowledge examination at the center of the HERS Rater certification pathway.
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