Originally Posted by
SamFoxpilot
All aircraft certified for RNAV/GPS approaches are designed to maintain an RNP of 1.0 NM prior to the FAF. RNP after the FAF is reduced to 0.3 NM.
There are aircraft and air carriers, I believe your company is one, that are certified to go well below 0.3NM. RNP0.3 is old school.