The Walker Cup is held after the first round and before the inter-zone round of the Manning Cup.
It proposed that a runoff election should be held a week later after the first round in future elections.
If a second round is necessary, it is to be held no later than two weeks after the first round, that is, before 26 December.
Todd Hamilton held a precarious one-stroke lead after the third round.
Stricker has held the lead in a major once before, after the third round of the 1998 P.G.A. Championship.
Under Brazilian law, if none of the candidates receives more than a half of the valid votes, a run-off is held four weeks after the first round.
Floyd held a five-shot lead after the third round, at 202 ( 11), and carded a 74 (+3) on Sunday.
Francis Ouimet, the 1913 champion, held the lead after the first round.
He held a three-stroke lead after the first round but faded into a tie for 28th after shooting 76-78-74 in the last three rounds.
Tiger Williams holds a commanding lead after the first round of the tournament.