View the release notes here.
Energy raters: This version has the same HERS 2013 calculation as in version 5.0.03. You should not experience any change in HERS index using that calculation option. Version 5.1.02 also provides HERS 2014 calculation. HERS 2014 should be used for any new projects after July 1, 2016 and RESNET rules indicate that any home permitted after January 1, 2017 will need to be calculated with RESNET Standard 2014 selected.