No, but for pistols, at least, state of residence must be verified. For long guns, it's not necessary.
"For my own peace of mind" meant just that. I don't plan to hang my hat on the "knowingly" portion of the law barring transfers to felons.
I'd much prefer "knowingly" not taking the chance. I'm too poor for court and too pretty for prison, so a CHL or State ID is what I ask for.
"The best diplomat I know is a fully charged phaser bank" - Montgomery Scott