1970: Safety bladder fuel tanks

1972: Safety foam in fuel tanks; no magnesium sheet less than 3mm thick; 15W red rear light; headrest; minimum cockpit dimensions; combined electrical cut-off/extinguisher external handle; FIA/spec/FT3 fuel tank.

1973: Crushable structure round fuel tank ; no chrome plating of suspension parts.

1974: Selfseal breakaway fuel coupling

1976: "Safety structures" around dashboard and pedals.

1977: Pedalbox protection defined.

1978: Bulkhead behind driver and front rollbar defined.

1979: Bigger cockpit opening; 2 mirrors; improved extinguisher system.

1970: Considerations on circuit design published: track verges minimum 3m.;double guardrails; spectators at least 3m. behind fencing; barrier between pitlane and track; track width, surface, and gradient change regulations; strawbales banned; mandatory FIA inspections.

1972: Circuit Safety Criteria published; debris fence specifications.

1973: Catchfences; rescue equipment; starting grid dimensions.

1974: Catchfences + sand.

1975: Marshal posts service roads

1977: Gravel arrester beds defined.

1968: Recommendations on seat harnesses, fire-resistant clothing, shatter-proof visors.

1971: Max. 5 seconds for driver evacuation from cockpit.

1972: 6-point harness Drivers' Code of Conduct published.

1973: International medical card & examination for all drivers.

1975: FIA standard for fire resistant clothing.

1977: Helmets must be to FIA-approved standards.

1978: Licence qualification requirements.

1979: Life support system (medical air) obligatory.

1971: Personnel, equip-ment and duties specified in race super-vision, marshalling, signals.

1973: Fire service regs.

1975: Medical service; resuscitation centre; obligatory rescue exercise.

1974: 2x2 staggered starting grid with 12m length per car.

1978: Grid 14m per car.

1979: FIA-appointed permanent race starter.