The 2018–19 NCAA Division I men's ice hockey season began in October 2018 and ended with the Frozen Four in April 2019.

The NCAA Playing Rules Oversight Panel approved a proposal to allow conferences to use one of two alternative formats to award points in their league standings after the mandatory five-on-five, five-minute overtime period.

Conferences are not required to use one of the alternative systems and may end play after the five-minute overtime.

[2] Each conference's approach if no goal is scored in the initial five-minute overtime:[3] Points Explanation:[4] The PairWise Rankings (PWR) are a statistical tool designed to approximate the process by which the NCAA selection committee decides which teams get at-large bids to the 16-team NCAA tournament.

When it comes to comparing teams, the PWR uses three criteria which are combined to make a comparison: RPI, record against common opponents and head-to-head competition.