The former Caribbean federation president "was found to have committed many and various acts of misconduct continuously and repeatedly during his time as an official in different high-ranking and influential positions at FIFA and CONCACAF" said the Ethics Committee statement.
The 72-year-old's ban covers all football activity at both a national and international level and is effective from September 25.
"In his positions as a football official, he was a key player in schemes involving the offer, acceptance, and receipt of undisclosed and illegal payments, as well as other money-making schemes," added the statement.
He faces a hearing in his homeland in December.
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US authorities, who have charged 14 FIFA officials and sports marketing executives of soliciting and receiving more than $150 million (134 million euros) in bribes and kickbacks over two decades, applied in July for Warner's extradition.
Warner has previously been a member of parliament as well as FIFA vice-president and president of both the North and Central American Federation (CONCACAF) and the Caribbean Football Union.