The country becomes the agency's first Latin American member.
Terpel's proposed acquisition of ExxonMobil Colombia will be limited to the US company's local lubricants division, the South American country's competition watchdog has ruled.
The candidate's chief advisor Alfonso Romo was quoted by local media as saying that contracts with private companies for E&P in Mexico are beneficial to the country, and that the auctions held so far were well executed and transparent.
BNamericas speaks to an expert in the management of transport pipelines, who delivers consultancy and training for companies producing and transporting oil and natural gas.
The northeastern Mexican state contains 32% of the country's non-conventional hydrocarbons reserves.
In its latest oil market report published on Tuesday, the Paris-based body predicted demand growth of 1.4Mb/d this year - up 7.7% on its previous projection - following an optimistic GDP outlook from the IMF.