Flight Operations Branch

Policies & Guidance

**Advisory Circulars (AC)**
Number	Title
120-28	Criteria for Approval of Category III Weather Minima for Takeoff, Landing, and Rollout Main Body (PDF) Appendices (PDF) CAT II/III Approved Job Aid (Operations) (MS Word) CAT III Approved Job Aid (Avionics/Airworthiness) (MS Word)
120-29	Criteria for Approval of Category I and Category II Weather Minima for Approach Main Body/Appendices (PDF) CAT II/III Approved Job Aid (Operations) (MS Word) CAT III Approved Job Aid (Avionics/Airworthiness) (MS Word)
120-57 (PDF)	Surface Movement Guidance and Control System (SMGCS)

**Orders**
Number	Title
6750.24 (PDF)	Instrument Landing System and Ancillary Electronic Component Configuration and Performance Requirements
8400.13 (PDF)	Procedures for the Evaluation and Approval of Facilities for Special Authorization Category I Operations and All Category II and III Operations

**Operational Safety Assessments (OSA)**
Number	Title
AFS-400-2008-001 (PDF)	Reduced Category I ILS Landing Minimums
AFS-400-2010-002 (PDF)	Special Authorization Category 1 Instrument Landing System
AFS-400-2011-03 (PDF)	San Francisco International Airport (SFO) Simultaneous Offset Instrument Approach (SOIA) Ceiling Reduction to 1600 Feet