Installation of a Foxboro SC14Series Fuel Management System.

Installation of four (4) model 400A OEM seats, one (1) two-place divan, one (1) aft toilet, one (1) set of aft pocket door dividers, one (1) set of forward pocket door dividers, and LED lighting

Installation of a L3 Digital FDR and Teledyne FDAU Certification Basis Limitations 1) Engineering Order Doc. No.2029534-AM- 01 Issue 2 or laterEASA approved Revisions.2) Airplane Flight Manual Supplement, Doc. No.2029534-AM-01 Issue 2 or later EASA approved Revisions.3) Instruction for Continuous Airworthiness Doc. No.2029534-CA-01. Conditions

Installation of a EGPWS Mk. VIII system in accordance with the Engineering Order Doc.: 2017016-EO-02 Issue 2 or later EASA approvedrevision. EASA.A.S.00239

Installation of replacement emergency power supply.

Installation of Lear Siegler Starter-Generators Model23080-001-1 or 23080-025 on either the right engine,the left engine or both engines.

Modification for increased ramp, takeoff, landing, and maximum zero fuel weights.

Installation of CAC-3001-D side facing toilet seat frame.

Installation of Lear Siegler Starter-Generator Model 23080-001-1 or 23080-025 on either the right engine, the left engine or both engines. (MU-300 Diamond I, IA)

Replacement of Pratt & Whitney JT15D-5 series engine with Williams International FJ44-3AP engine (TCDS E3GL) with Full Authority Digital Engine Control (FADEC) and associated systems, in accordance with Nextant Aerospace Master Drawing List No.: MDL-NXT-001, Revision IR dated 8/22/2011, or later FAA approved revisions and FAA Approved Airplane Flight Manual Supplement, NXT1-AFMS, Rev IR, dated September 15, 2011 or later FAA approved revisions. Nextant Aerospace, LLC Instructions for Continued Airworthiness document NXT1-ICA, Revision IR, or later FAA accepted revisions must be provided with this STC.