FAA · Supplemental Type Certificate
STC ST02880AT
Installation of a Honeywell MK II Aircraft Communications Addressing and Reporting System (ACARS) Communications Management Unit (CMU).
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (6)
- A21EA Bombardier Inc. · CL-600-2B19 (Regional Jet Series 100)
- A21EA Bombardier Inc. · CL-600-2B19 (Regional Jet Series 440)
- A21EA Bombardier Inc. · CL-600-2C10 (Regional Jet Series 700)
- A21EA Bombardier Inc. · CL-600-2C10 (Regional Jet Series 701)
- A21EA Bombardier Inc. · CL-600-2C10 (Regional Jet Series 702)
- A21EA Bombardier Inc. · CL-600-2D24 (Regional Jet Series 900)
Certification basis — 14 CFR
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗