In 1972, he became Secretary of the Provincial Board for Minors, coinciding in the same year with his marriage to María Amparo Fernández Blanes. In 1975, he became Secretary General of the Official Chamber of Commerce, Industry and Navigation of Castellón, and was also appointed Secretary General of the Conference of Spanish-French Chambers COPEF. In 1977 he joined the UCD. In 1983 he joined Alianza Popular. In 1987 he was appointed president of the Club de Campo (Golf) del Mediterráneo in Borriol, a position he still holds. That same year he was elected councillor in the Castellón Town Council. In 1995 he was proclaimed president of the Provincial Council after the Municipal Elections of the same year, just as his father, grandfather, great-grandfather, his great-grandfather's brothers and his great-great-uncle had been before him. In July 2008, the
Nules Court Number 1 and the Anti-Corruption Prosecutor's Office began an investigation into an alleged fraud against the Tax Agency for money movements between 1999 and 2004, alleging that he had won the lottery on several occasions. The trial should have been held several years earlier, but up to 8 judges have been called to investigate the case and, at the time of the trial, they have all withdrawn. In 2009, the Diputación de Castellón, over which he presided, published a book extolling the figure of Francisco Franco. In June 2010 he was indicted for the alleged crimes of bribery and influence peddling. In June 2011 he left the presidency of the Diputación de Castellón, after 16 years at its head. Carlos Fabra was charged with various offences. In December 2010, the Provincial Court of Castellón declared four of the five tax offences for which he was charged to be time-barred, Subsequently, in 2011, the same Supreme Court reviewed the cases that had been dismissed in the 2008 trial and declared itself incompetent to declare the four offences for which Fabra had been acquitted time-barred. In early 2012, it was expected that the cases to be reviewed would be reopened, with the aim of determining responsibilities. In February 2013, the Supreme Court ordered that Carlos Fabra should also be tried for bribery. In November 2013 he was sentenced to four years in prison for defrauding the tax authorities of 700,000 euros, == Reactions ==