All three are competing for their respective films - Shahids "Kaminey", Akshay's "Kambakkht Ishq", and Salman's "Wanted".
Other categories include best actor in a negative role, best action film, best director and best action sequence.
"Slumdog Millionaire" actor Anil Kapoor will be given the lifetime achievement award for his contribution to cinema at the awards night, to be hosted by Bollywood actress Neha Dhupia.
Viewers can vote for the award through www.axnactionawards.com till May 31.