Known as "El Roberto", Governor Sandoval became one of the richest men in Nayarit, allegedly by embezzling state funds, extorting businesses, overseeing kidnapping for ransom, and closely collaborating with drug dealers.[3]
The United States Department of the Treasury declared Roberto Sandoval Castañeda and judge Isidro Avelar Gutiérrez "significant drug dealers" on May 17, 2019. Six other individuals and six corporations were similarly sanctioned.[4] Sandoval Castañeda, his wife, his and children were banned from entering the United States on February 28, 2020.[5]
A Mexican judge ordered the arrest of Sandoval Castañeda and his daughter Lidy on charges of money laundering on March 1, 2021.[6]
On June 6, 2021, Sandoval was arrested in Nuevo León by FGR agents, SEDENA, National Guard, and National Center of Intelligence of Nuevo León. His daughter was accompanying him.