New Delhi, Feb. 11 -- The Petroleum and Natural Gas Regulatory Board (PNGRB) has approved a new set of guidelines to allow Compressed Biogas (CBG) to be injected into the country's natural gas and city gas networks.

The announcement establishes a long-awaited framework for the "safe, efficient, and standardized integration" of green gas into India's existing pipeline infrastructure, marking a major shift towards a more sustainable and decentralised energy grid.

For years, the biogas sector has faced a "critical gap" in how to move gas from production plants--often located in rural areas--to urban consumers. By standardising technical and safety protocols, the regulator is opening the doors for grid-based evacuation, which replaces the e...