In the seniors and juniors' tournament, ten (10) teams will play in a double round-robin classification.
Once teams are tied, tie-breaker games shall be held for the top four seeds, if necessary.
The scenarios after the elimination round ends are the following below:
If no team sweeps the elimination round, the regular play-offs (Final Four) shall be used.
If a team successfully sweep the elimination round, that team will gain an automatic bye to the finals and the stepladder play-offs shall be used.
In the semifinals, the first and second seed shall earn a twice-to-beat bonus against their respective opponents. These teams shall only need to win once to advance to the finals; while the third and fourth seed teams will need to win twice to advance to the finals.
In the stepladder semifinals, the third and fourth seed will play to determine which among them will face the second seed, The winner of the game against the second seed will meet the first seed in the finals.
The finals is a best-of-three championship series.
Venues in Metro Manila. Red pog, Primary venues; blue pogs: NCAA on Tour venues.
Like most Metro Manila-centric leagues, most games are held in arenas rented by the league, with games serving as neutral venues. In an innovation dubbed as "NCAA on Tour", starting in the previous season, the NCAA will continue holding Thursday games hosted at the campus of one of the teams that are playing on that day.[4]
Each NCAA team can have up to 15 players on their roster. At least two is allowed to be a foreigner, but only one is allowed to be on court. A team is allowed to have three additional players in the reserve list. The opening day rosters were released on July 1st.[5]
^San Sebastian forfeited two wins due to an ineligible player, RK Ilagan, participating in those games. Ilagan was found to have found playing in a ligang labas game after the rosters were approved.[6]
^ abHead-to-head point differential: San Sebastian +46, Mapua −46
Results
Results on top and to the right of the dashes are for first round games; those to the bottom and to the left of it are second round games.
Updated to match(es) played on October 11, 2018. Source: Manila Bulletin Legend: Blue = left column team win; Red = top row team win. Matches with lighter background shading were decided after overtime. Notes:
^San Sebastian forfeited the 85–78 win after an ineligible player participated in the game.
^San Sebastian forfeited the 86–76 win after an ineligible player participated in the game.
San Beda and Lyceum have the twice-to-beat advantage; they only need to win once, while their opponents twice, to advance to the finals. San Beda and Lyceum may figure in a playoff for the #1 seed if they are tied after the elimination round.
Updated to match(es) played on October 12, 2018. Source: [citation needed] Legend: Blue = left column team win; Red = top row team win. Matches with lighter background shading were decided after overtime.