Golovkin (37-0-1, 33 knockouts) and Alvarez fought to a draw last September, and the rematch was the most anticipated bout of the year.
In a statement, Alvarez's promoters, Golden Boy Promotions said they accepted the sanction - and indicated they aimed to reschedule the Golovkin rematch for September.
The suspension, which will date to Alvarez's first positive test sample obtained in Mexico on February 17, will allow him to return for a Mexican Independence weekend rematch with three-belt unbeaten middleweight champion Gennady Golovkin, one year after they fought to a draw at T-Mobile Arena in Las Vegas. All three of his Los Angeles area world title fights have sold out., said Tom Loeffler, Golovkin's promoter.
After Bateman was briefly questioned by commission members, Alvarez attorney Ricardo Cestero, who attended the hearing via telephone, told the commission, "We are in agreement with the proposed adjudication agreement".
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The Mexican tested positive for Clenbuterol which helps a fighter to keep their weight down while preparing for a fight and the fighter had been accused in the past of cheating by GGG.
"Although most professional sports, worldwide anti-doping agencies and United States boxing commissions treat meat contamination differently from other positive tests, Nevada does not". She said Alvarez also must undergo drug tests, but added no fine was recommended because past fines have been based on future purses.
Alvarez had been a steady attraction in Las Vegas on the Cinco De Mayo weekend, and a consistent star on pay-per-view.
As a result there has already been rumours circulating that Alvarez and Golovkin will have their fight rescheduled in September and the contest would be an extra spicy affair given all that has happened in the past two months. The red-headed fighter is one of the most recognizable athletes in Mexico and one of the country's biggest sports heroes. Gennady set the attendance record for boxing at StubHub in 2014 and we project to shatter that record on May 5. "If Triple-G doesn't win May 5, there's no talk about a Canelo rematch in the future".