Garmin G950 Pilot's Manual page 293

FLIGHT MANAGEMENT
22) The IAF is the next waypoint. At the TOD, establish a descent vertical speed as previously discussed in Step 16.
The aircraft altitude is 9,000 feet upon reaching HABUK.
Figure 5-147 Descending Turn to the Initial Approach Fix (IAF)
190-00870-02 Rev. A Garmin G950 Pilot's Guide for the Pilatus PC-6 281