Apple has recently updated the App Store Review Guidelines to cover new capabilities for Home and Health that will appear in iOS 8. Take a look at the new guidelines online at https://developer.apple.com/app-store/review/guidelines/. You can also use the links in the document to get to sections at the end covering HomeKit, HealthKit and TestFlight.
HealthKit guidelines: https://developer.apple.com/app-store/review/guidelines/#healthkit
HomeKit guidelines: https://developer.apple.com/app...