| Calendar |
| Chile joins WRC | New event in Chile is included in 2019 calendar, which retains all previous events and expands to 14 events. |
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| Non-event activity |
| Permanent competition numbers | Except number 1, which will always be reserved for the reigning World Rally Champion, all other Priority 1 drivers will be free to choose their permanent car number. This is done to give consistent identity to drivers and assist with promotion.
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| Sporting |
| Rally 2 restart order | P1 competitors restarting under Rally 2 regulations will restart before the other P1 competitors. |
| Reduction of maximum rally distance | The total distance of special stages has been reduced from a maximum of 500 to a maximum of 350 kilometres. Change is mostly theoretical, only three rallies exceeded 350 kilometers in 2018 and only one of them by any significant amount. |
| Support championships | WRC2 championship is divided into WRC 2 Pro and WRC 2 (regular). Former is for manufacturer backed and registered entries, latter is for all other WRC2 entries.
At the same time, WRC 3 championship is scrapped. |
