In each of the five regions in the series, three drivers are being invited from each of four different categories (overall, Group N, two-wheel drive and Juniors).
Top scoring driver in the Celtic series (basically, events based in the British Isles) was Irish Citroen DS3 R5 driver Keith Cronin, who finished ahead of Fiesta R5 drivers Sam Moffett and Alastair Fisher.
The other four regions are the Balkan, the Baltic, the Central and the Iberian regions.