Valve announces the final ratings for Left 4 Dead 2 for all territories except the UK and New Zealand, where final ratings are expected in days. They also address the recent news that the co-op zombie shooter sequel is refused classification by the OFLC for sale in Australia by saying they have appealed that decision. Here is the rundown of Left 4 Dead 2 ratings as of now:

COMPLETED RATINGS
PEGI (continental Europe) - 18+
ESRB (North America) - M
CERO (Japan) -Z (corresponds to Mature in US)
IFCO (Ireland) - Approved the title for classification.
USK (Germany) - 18+
Singapore - Mature 18
FPB (South Africa) - 18+
KGRB (Korea) -18+

PENDING RATINGS
OLFC New Zealand - In progress.
BBFC (UK) - In progress.
OFLC Australia - Refused to rate on September 17. Appealed September 23.