--- title: "209 Reciprocity" slug: "209-reciprocity" updated: 2025-09-05T19:20:55Z published: 2025-09-05T19:20:55Z canonical: "standards.resnet.us/209-reciprocity" --- > ## Documentation Index > Fetch the complete documentation index at: https://standards.resnet.us/llms.txt > Use this file to discover all available pages before exploring further. # 209 Reciprocity Nationally accredited Rating Quality Assurance Providers shall accept certified training provided by an accredited Training Provider as meeting the core competencies for a Certified HERS Rater. Accredited Rating Quality Assurance Providers may add additional training requirements needed to address their specific program, climate, software or administrative requirements.