The government will expand the electric vehicle ecosystem to support charging infra, and e-buses for public transport networks will be encouraged, Finance Minister Nirmala Sitharaman said on Thursday, reported news agency PTI.

Sitharaman, in her pre-election Budget 2024, which is technically a vote on account and popularly termed an interim Budget, also said the blending of compressed biogas into compressed natural gas for transport and piped natural gas will be mandatory.