3.1. Age Categories GTF European Championship (Black Belts only)
- Children: 10–11, 12–13 years
- Juniors: 14–15, 16–17 years
- Adults: 18–39 years
- Seniors: 40–49 years
- Veterans: 50–59 years
- Golden Veterans: 60+ years
Open European Cup (All Ranks)
- Children: 6–7, 8–9, 10–11, 12–13 years
- Juniors: 14–15, 16–17 years
- Adults: 18–39 years
- Seniors: 40–49 years
- Veterans: 50–59 years
- Golden Veterans: 60+ years
Age is calculated as of the competition day, not by calendar year.
3.2. Weight Categories (Black Belts) Children 10–11 yearsMen: ≤26, 26–30, 30–34, 34–38, 38–42, 42–46, 46–50, +51 kg
Women: ≤22, 22–26, 26–30, 30–34, 34–38, 38–42, 42–46, +47 kg
Children 12–13 yearsMen: ≤26, 26–30, 30–34, 34–38, 38–42, 42–46, 46–50, +50 kg
Women: ≤22, 22–26, 26–30, 30–34, 34–38, 38–42, 42–46, +46 kg
Juniors 14–15 yearsMen: ≤45, 45–50, 50–55, 55–60, 60–65, 65–69, 69–74, +74 kg
Women: ≤40, 40–44, 44–49, 49–54, 54–59, 59–64, 64–69, +69 kg
Juniors 16–17 yearsMen: ≤46, 46–52, 52–58, 58–64, 64–71, 71–76, +76 kg
Women: ≤40, 40–46, 46–52, 52–58, 58–64, 64–70, +70 kg
Adults / Seniors / Veterans (18–59 years)Men: ≤58, 58–64, 64–70, 70–76, 76–82, +82 kg
Women: ≤52, 52–58, 58–64, 64–70, 70–76, +76 kg
Golden Veterans (60+ years)Men: ≤64, 64–76, 76–82, +82 kg
Women: ≤58, 58–70, 70–76, +76 kg
Coloured belts compete in the same weight categories.