Removal of passenger seats and accommodations in accordance with Global Aerospace Design Corp. Master Data List 20GR129-MDL, revision B, dated November 4, 2020 or later FAA approved revision; and Aircraft Flight Manual Supplement 20GR129-AFM-1, revision IR, dated January 14, 2021, or later FAA approved revision; View PDF on drs.faa.gov ↗

The STC PDF is authoritative: installation instructions, ICA requirements and limitations.