He joined the Brazilian Socialist Party (PSB) in 2009. He contested for a seat in the Chamber of Deputies in 2010 at the age of 22 via a ticket from PSB. He emerged the most voted candidate in Ceará and the 16th nationwide in the election for federal deputies by a total vote share of 246,591. He became affiliated to the Republican Party of the Social Order (PROS) in 2013 and was elected president of PROS Jovem and party leader in the Chamber of Deputies. He chaired two parliamentary committees.[4] From 2013 to 2014, he took a leave of absence from the position of deputy to assume the position of Extraordinary Secretary of the Cup of the City Hall of Fortaleza on the invitation of Mayor Roberto Cláudio.
Neto was re-elected federal deputy on the ticket from the Republican Party of Social Order by 185,226 votes, this time emerging the 4th most voted in his state. In March 2016, he announced his joining the Social Democratic Party (PSD).[5][6]
On April 17, 2016, Neto voted against the impeachment process of Dilma Rousseff. Being in favor of the Public Expenditure Ceiling (PEC), he also voted for Labor Reform the same month.