Demonstrators smashed the window of a police squad car, marched in protest and blocked traffic as police in riot gear tried to disperse the crowd.
Fabián Granier was held in a federal prison accused of fraud for some US$120,386 on his annual income tax statement for 2011.
Ethan Couch and his mother fled to Mexico in December and were captured by Mexican authorities in the Pacific Coast resort of Puerto Vallarta.
Brenda Berenice Delgado Reynaga was arrested in Coahuila. She was recently added on the FBI's Ten Most Wanted Fugitives list.
The Veracruz state prosecutor said Monday at a news conference that the police chief and six officers from Papantla are in custody.
Salgado, who has dual U.S. and Mexican citizenship, returned to Mexico in 2004 and joined one of the community police forces.
The former boxer will have to attend a hearing on March 28.
Jorge Arce was released on bail in the early hours of Tuesday after paying US$ 25,000.
He was identified by authorities as the one in charge of coordinating drug shipments to U.S.
Under U.S. law, immigrants are guaranteed access to a lawyer, even after they have been given a deportation order.