BBL’s Season 16 Unveils ‘Designated Batter and Fielder’: A Game-Changing Rule

Australia’s Big Bash League (BBL) has unveiled a new ‘designated batter and fielder’ rule, which will debut in the T20 League with its 16th season. This concept mirrors the Indian Premier League’s ‘Impact Player’ rule, permitting one of the five bench players to be substituted into the match at any time.

Ahead of the bat flip, BBL’s equivalent of a coin toss, teams have the option to appoint a designated batter from their Playing XI. This player can participate in batting but is restricted from fielding or bowling duties, according to a BBL social media announcement. Additionally, if a designated batter is named, teams must also appoint a designated fielder, who can field or keep wicket but cannot bowl.

If a team opts out of naming a designated batter, they will proceed with a traditional playing XI. This rule will apply solely to the men’s competition.

Alistair Dobson, Cricket Australia’s general manager of BBL, commented, “The Big Bash was conceived with a focus on innovation and evolution. Our new rule aims to provide teams with additional strategic choices and introduce fresh dynamics for fans to relish. We anticipate seeing clubs leverage this flexibility to shape matches in BBL 16, showcasing the most dynamic batters and fielders.”

In the past, during BBL’s 10th season, an ‘X-factor player’ rule existed, allowing a non-Playing XI player to replace someone who either had not batted or had bowled just one over, with this substitution typically occurring at the 10th over of the first innings, often benefiting the chasing team. The newly introduced ‘designated batter and fielder’ rule is an evolved version of this concept.

Published on January 15, 2026.