Download Sample PHAC here
This SAMPLE document gives you a preview of what's in the DO-254 PHAC template. You'll see that it is QUITE thorough, with descriptive text in every section and examples throughout. Only the first 26 (of 163) pages are provided. But you can see the complete TOC and understand how comprehensive this document really is. It is the results of 1000's of hours of effort by top industry DERs, which have been vetted thoroughly from repeated use on worldwide programs.