JugglingReferee wroteI do believe that in the pre-game the consensus was that all NFL rules
Meaning, I suppose, current or the previous year's, and not, say, from 1973.
are used. If the uprights are less deep into the EZ, that is just a fact of life having teams in the league that are centered in Canada.
That'd mean that if either team's snap or fumble touches the goal support, it's dead, even though all its surroundings are in bounds.
Robert