Carrero, who is from the Dominican Republic, was ruled to have committed 16 breaches of the Tennis Anti-Corruption Program (TACP) across a total of eight matches.
He was also found to have manipulated match scoring in a handheld device to facilitate guaranteed betting wins on specific points in matches at ITF M15 tournaments held in the Dominican Republic in November and December 2019.
Carrero had been provisionally suspended by the since 1 March last year while the case proceeded, though the formal sanction means he will be permanently prohibited from officiating at or attending any sanctioned tennis events organised or recognised by the governing bodies of the sport.
Specific breaches of the 2019 TACP included D.1.d, whereby no covered person shall, either directly or indirectly, contrive, attempt to contrive, agree to contrive, or conspire to contrive the outcome, or any other aspect, of any event.
The ITIA also flagged section D.2.b.i, which relates to how anyone approached over match manipulation or related activity should report this to the ITIA as soon as possible.