Lead Sled said:And the correct answer is 6 months - just in case they come back at you and accuse you of a GNE (gross navigational error).
I just keep my planning chart and what ever else I happend to scribble notes, times, fixes, etc. At the end of 6 months you can toss it.
'Sled
http://www.faa.gov/library/manuals/examiners_inspectors/8700/volume2/media/2_223_00.pdf
I read the entire document and no where does it make reference to 6 months. Do you have a reference other then your notes?