2026 British Motocross Championship
The 2026 ACU British Motocross Championship season (known for sponsorship reasons as the Motul ACU British Motocross Championship) is the 74th British Motocross Championship season. The series is scheduled to have eight rounds, held between March and September.
Conrad Mewse is the reigning champion in the MX1 class, after picking up his fifth national title in 2025. In the MX2 class, Tommy Searle is the reigning champion, after taking his first title in the class and fifth overall in the previous season.
Following the publishing of the initial championship calendar, a revised version was released in February 2026 after concerns the round held in south Wales clashed with the British round of the 2026 FIM Enduro World Championsip.