The document lists various legislative acts related to the petroleum and gas industry in India, along with their enactment dates and titles. Key acts include The Oriental Gas Company Act in 1857 and 1867, The Petroleum Act of 1934, and The Oilfields (Regulation and Development) Act of 1948. Subsequent developments include The Petroleum and Natural Gas Regulatory Board Act of 2006 and The Indian Institute of Petroleum and Energy Act in 2018. The timeline reflects the evolution of regulations governing oil and gas sectors, highlighting significant legislative milestones that shaped the industry over more than a century.