In the dictionary to the Principal Rules—
(a) in paragraph (b) of the definition of authorised person —
(i) for "Department of Transport" substitute "Department of Transport and Planning";
(ii) for "the CPVC" substitute "Safe Transport Victoria";
(b) in paragraph (d)(i) of the definition of emergency vehicle , for "Department of Environment, Land, Water and Planning" substitute "Department of Energy, Environment and Climate Action";
(c) in the definition of enforcement vehicle —
(i) for "Department of Transport" substitute "Department of Transport and Planning";
(ii) for "the CPVC" substitute "Safe Transport Victoria";
(d) in the note at the foot of the definition of enforcement vehicle , for " CPVC " substitute " Safe Transport Victoria ";
(e) in the definition of "escort vehicle", for "Road Safety (Vehicles) Regulations 2009" substitute " Road Safety (Vehicles) Regulations 2021 ";
(f) in the definition of "hazard warning lights", for "Road Safety (Vehicles) Regulations 2009" substitute " Road Safety (Vehicles) Regulations 2021 ";
(g) in the definition of "mechanical signalling device", for "Road Safety (Vehicles) Regulations 2009" substitute " Road Safety (Vehicles) Regulations 2021 ";
(h) in the definition of "oversize vehicle", for "Road Safety (Vehicles) Regulations 2009" substitute " Road Safety (Vehicles) Regulations 2021 ";
(i) in paragraph (c)(i) of the definition of "public bus", for "Department of Education and Training" substitute "Department of Education";
(j) in paragraph (b) of the definition of "public minibus", for "Public Transport Development Authority" substitute "Head, Transport for Victoria";
(k) the definition of Public Transport Development Authority is revoked .