CFR›Title 47›Chapter I›Part 5›Subpart H ContainsSections 5.601–5.602CorpusDaily eCFRDisplayed edition2026-04-27Last updated2026-04-27 Subpart H—Product Development and Market Trials Sections 5.601 § 5.601 Product development trials. 5.602 § 5.602 Market trials. Previous G Subpart G—Compliance Testing Experimental Radio Licenses Next I Subpart I—Spectrum Horizons Experimental Radio Licenses