So just looked it up asi it was bugging me. It's such a piss take for young people now. Just got the rules off gov.uk I could ride any thing by 19 lol A1 motorcycle licence: At age 17 or over, you take a test on a motorcycle without sidecar of between 120 and 125 cc. If you pass you may ride a motorcycle up to 125 cc with power output up to 11 kW, or a motor tricycle with power not exceeding 15 kW. A2 motorcycle licence: At age 19 or over, you take a test on a motorcycle without sidecar of at least 395 cc with a power output of at least 25 kW but not exceeding 35 kW. If you pass, you may ride any motorcycle not exceeding 35 kW and with a power to weight ratio not exceeding 0.2 kW/kg. Full A motorcycle licence: Test taken on a motorcycle without sidecar, of at least 595 cc and an engine power of at least 40 kW. This gives you full access to all motorcycles and motor tricycles. You obtain a category A licence by taking progressive access from age 21, or under the direct access scheme from age 24. Category A under progressive access: You can take a category A practical test at age 21 if you already have an A2 licence that you’ve held for a minimum of two years. You don’t need to take another theory test or hold a CBT certificate. Category A under direct access: This is for riders aged 24 or over. To obtain a category A licence you must successfully complete a CBT course pass the motorcycle theory test pass the practical motorcycle test. Passing the practical test on a motorcycle of at least 40 kW (53.6bhp) gives immediate access to all sizes of motorcycle. You MUST NOT carry a pillion passenger or pull a trailer until you have passed your test. Also see Rule 253 covering vehicles prohibited from motorways.