47 CFR §5.503
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The authority of a compliance testing experimental license is limited to only those testing activities necessary for device certification (including antenna calibration, test site validation, proficiency testing, and testing in an Open Area Test Site); i.e., compliance testing experimental licensees are not authorized to conduct immunity testing.