Originally Posted by F106 Fan
Like everything else in reloading, the answer is probably 'maybe'.
I don't load anywhere near max so I would just use the same recipe. If I were truly concerned, I would back the load off a couple of tenths of a grain and work back up.
I have used some CMJ in 9mm and I don't recall doing anything special.
I don't load near max either and therefore will use my normal favorite load and watch for any abnormal signs.
Thanks for the input.