 The licence also shows whether a driver requires glasses or contact lenses to meet the legal driving requirements, if known.Drivers who obtained rights to drive category D1 minibuses before 1997 (by passing a test for the obsolete class A) must not drive such vehicles for hire or reward, nor accept any form of payment in money, goods or kind from any passengers carried.There is no maximum age for driving or holding a driving licence, but holders must renew their licences at age 70 and every three years thereafter, at which times they must self-certify their continued fitness to drive.