This Championship is reserved for registered drivers and registered co-drivers. The eligible cars are:

Category 1: Road legal cars built between 1/1/1931 and 31/12/1957 and Touring and GT cars, model homologated between 1/1/1958 and 31/12/1969.

• A1 up to 1000 cm3 (before 31/12/1961)
• A2 from 1000 cm3 to 1600 cm3 (before 31/12/1961)
• A3 over 1600 cm3 (before 31/12/1961)
• B1 up to 1000 cm3 (after 31/12/1961)
• B2 from 1000 cm3 to 1300 cm3 (after 31/12/1961)
• B3 from 1300 cm3 to 1600 cm3 (after 31/12/1961)
• B4 from 1600 cm3 to 2000 cm3 (after 31/12/1961)
• B5 over 2000 cm3 (after 31/12/1961)

Category 2: Touring (T), Competition Touring (CT), Grand Touring (GT) and Competition Grand Touring (GTS) cars of Groups 1, 2, 3 and 4, models homologated between 1/1/1970 and 31/12/1975.

• C1 up to 1300 cm3
• C2 from 1300 cm3 to 1600 cm3
• C3 from 1600 cm3 to 2000 cm3
• C4 from 2000 cm3 to 2500 cm3
• C5 over 2500 cm3

Category 3: Touring (T), Competition Touring (CT), Grand Touring (GT) and Competition Grand Touring (GTS) cars of Groups 1 2, 3 and 4, models homologated between 1/1/1976 and 31/12/1981.

• D1 up to 1300 cm3
• D2 from 1300 cm3 to 1600 cm3
• D3 from 1600 cm3 to 2000 cm3
• D4 over 2000 cm3

Category 4: Touring (T), Competition Touring (CT), Grand Touring (GT) and Competition Grand Touring (GTS) cars of Groups A and B, models homologated between 1/1/1982 and 31/12/1985 (Period J1 - see 2.2 below)

• E1 Group A up to 1600 cm3
• E2 Group A over 1600 cm3
• E3 Group B up to 1600 cm3
• E4 Group B over 1600 cm3