My friend told me it was still 5 for big game with a semi auto rifle, but I can't find it in the regs. But I did google search and found this
http://rizzoisready.blogspot.com/2012/06/new-arizona-hunting-laws-make-things.html
Any of you gents know for sure. If I get drawn this year I want to use my AR 10 in 308.
Thanks
Tarey