Seat belt that required a particular technical approach would rapidly become dated as motor manufacturers would tool up for a particular standard which could not easily be changed. For example, in 1969 there were competing designs for lap and three-point seat belts, rapidly tilting seats, and airbags being developed. But as countries started to mandate seat belt restraints the global auto industry invested in the tooling and standardized exclusively on seat belts, and ignored other restraint designs such as air bags for several decades As of 2016, seat belt laws can be divided into two categories: primary and secondary. A primary seat
Transport Act 1981 voted 'overwhelmingly' to retain the requirement. Legislation was subsequently introduced for the compulsory fitting of seat belts to the rear of cars (1987), for children to wear seat belts in the back (1989), and then adults(1991). Seat belts were required for minibuses and coaches carrying school children (1996) and for all coaches (2001). Transport Act 1981 The Transport Act 1981 was an Act of Parliament in the United Kingdom. Amongst other items it introduced the compulsory wearing of seat belts for front seat passengers for a trial period of three year. The major part of the act was for re-organising