▁should ▁the ▁presiden cy ▁and ▁vice ▁presiden cy ▁both ▁become ▁vac ant , ▁the ▁stat ut ory ▁successor ▁called ▁upon ▁would ▁not ▁become ▁president , ▁but ▁would ▁only ▁be ▁acting ▁as ▁president . ▁To ▁date , ▁two ▁vice ▁pres idents — Ge orge ▁H . ▁W . ▁Bush ▁( once ) ▁and ▁Dick ▁Chen ey ▁( tw ice ) — have ▁been ▁acting ▁president . ▁No ▁one ▁lower ▁in ▁the ▁line ▁of ▁succession ▁has ▁yet ▁been ▁called ▁upon ▁to ▁act ▁as ▁president . ▁ ▁Constitution al ▁prov isions ▁ ▁Regarding ▁el ig ibility ▁ ▁The ▁qual ifications ▁for ▁acting ▁president ▁are ▁the ▁same ▁as ▁those ▁for ▁the ▁office ▁of ▁president . ▁Article ▁II , ▁Section ▁ 1 , ▁Cla use ▁ 5 ▁pres cri bes ▁three ▁el ig ibility ▁requirements ▁for ▁the ▁presiden cy . ▁At ▁the ▁time ▁of ▁taking ▁office , ▁one ▁must ▁be ▁a ▁natural - born ▁citiz en ▁of ▁the ▁United ▁States , ▁at ▁least ▁thirty - five ▁years ▁old , ▁and ▁a ▁resident ▁of ▁the ▁United ▁States ▁for ▁at ▁least ▁four teen ▁years . ▁ ▁A ▁person ▁who ▁meets ▁these ▁requirements ▁may ▁still ▁be ▁constitution ally ▁dis qual ified ▁from ▁the ▁presiden cy ▁under ▁any ▁of ▁the ▁following ▁conditions : ▁ ▁Article ▁I , ▁Section ▁ 3 , ▁Cla use ▁ 7 , ▁gives ▁the ▁U . S . ▁Senate ▁the ▁option ▁of ▁dis qual ifying ▁individuals ▁conv icted ▁in ▁im pe achment ▁cases ▁from ▁holding ▁federal ▁office ▁in ▁the ▁future . ▁ ▁Section ▁ 3 ▁of ▁the ▁Four