Going into the 2012 Belizean general election, Marin seeked another term as Corozal Bay Area Rep after winning the 2012 United Democratic Party (UDP) Standard-bearer unopposed once again. Marin main Campaign focus was his Archievements as Health Minister and the road ahead for the country if having re-elected to his seat. Marin went on to face PUP’s Gregorio “Papas” Garcia. However unlike Marin’s previous landslide win in 2008. This time was different. There was a third Candidate contesting in Corozal Bay, namely Carlos Javier Sawers of Vision Inspired by the People (VIP). Marin retained his winning streak, winning 50.3% of the vote and 2,340 of the Popular vote.