Local fuel distributors association cries foul over the NOC's participation in gas bottling.
The proposed resolution covers the entry of producers of the alternative fuel.
The landlocked nation inks agreements with Brazil, days after signing similar deals with Peru.
Brazil's state-run oil company is selling around US$35bn of assets as it seeks to overcome the impact of a corruption scandal and lower crude prices.
Lawyer Juan Carlos Serra talks to BNamericas about Mexico's next hydrocarbons auctions, the planned Trión deepwater partnership, and the benefits an expected influx of global players will bring.
The reform has created the potential for about US$415bn in investment over the next two decadesaccording to the consultancy.