BS PD CEN/TR 17249-1:2018 discusses the desirability, feasibility and problems associated with eCall for the followingcategories of road user:

a) HGV/commercial vehicles;
b) coaches and busses;
c) agricultural and forestry vehicles;
d) powered 2 wheeled vehicles;
e) tricycles and quadricycles.

Cross References:EN 16062:2015ISO 21217:2014EN 16072:2015EN 15722:2015 FprCEN/TS 17249-4EN 16102FprCEN/TS 17249-6FprCEN/TS 17249-3 FprCEN/TS 17249-5CEN/TS 16405EN 16454FprCEN/TS 17184FprCEN/TS 17249-2ISO 13232 (all parts)ETSI TS 122 001CEN/TS 17240 ETSI TS 122 003ETSI TS 131 102ETSI/TS 122 101ISO 11783-10 ETSI TS 123 107ETSI/TS 122 228ETSI TS 134 123ETSI TR 102 937ISO 25119-1ETSI TS 126 267ETSI TS 102 936-2ISO 11783-11 ETSI TS 127 007ETSI/TS 123 228CEN/TS 17182ETSI TS 123 122 ETSI TS 122 011EN ISO 24978ETSI TS 124 008ETSI TS 122 105 ISO 11783-7