TBL 4-5 Item 18. PBN/ Specifications (Include as many of the applicable descriptors, up to a maximum of 8 entries (not more than 16 characters). PBN/ A1 RNAV SPECIFICATIONS RNAV 10 (RNP 10) B1 B2 B3 RNAV 5 all permitted sensors RNAV 5 GNSS RNAV 5 DME/DME B4 B5 B6 C1 RNAV 5 VOR/DME RNAV 5 INS or IRS RNAV 5 LORAN C RNAV 2 all permitted sensors C2 C3 C4 RNAV 2 GNSS RNAV 2 DME/DME RNAV 2 DME/DME/IRU D1 D2 D3 RNAV 1 all permitted sensors RNAV 1 GNSS RNAV 1 DME/DME D4 PBN/ L1 O1 RNAV 1 DME/DME/IRU RNP SPECIFICATIONS RNP 4 Basic RNP 1 all permitted sensors O2 O3 O4 Basic RNP 1 GNSS Basic RNP 1 DME/DME Basic RNP 1 DME/DME/IRU S1 S2 RNP APCH RNP APCH with BARO-VNAV RNP AR APCH with RF (special authorization required) T1 T2 RNP AR APCH without RF (special authorization required) NOTE- 1. PBN Codes B1-B6 indicates RNAV 5 capability. The FAA considers these B codes to be synonymous and qualifying for point-to-point routing but not for assignment to the PBN routes shown in the table. 2. Combinations of alphanumeric characters not included above are reserved. 3. The PBN/ specifications are allowed per ICAO Doc. 4444. The FAA makes use of a subset of these codes as described in the section on filing navigation capability. (c) The following sections detail what capabilities need to be provided to obtain services from the FAA for: IFR flights (general). Assignment of Performance-Based Navigation (PBN) routes. Automated Departure clearance (via Datacom DCL or PDC). Reduced Vertical Separation Minima (if requesting FL 290 or above). Reduced Separation in Oceanic Airspace. (d) Capabilities such as voice communications, required communications performance, approach aids, and ADS-C, are not required in a flight plan that remains entirely within domestic airspace. FAA Form 7233-4 - International Flight Plan Appendix 4-7