He leads the campaign to convert the PDAF and other discretionary funds of politicians to tuition vouchers for all students and capital for families, individuals and businessmen.

[3] Belgica is the Founder of the Truth and Justice Coalition (TJC), a non-stock, non-profit non-government organization which envisions a progressive government where corruption is abhorred and public accountability prevails.

On January 12, 2018, he was appointed Commissioner of the Presidential Anti-Corruption Commission (PACC) under the Office of the President of the Philippines.

The Supreme Court ruled in favor of the petitioners, with a unanimous vote of 14-0-1 abstain, and said that pork barrel system is unconstitutional.

However, in his stint as commissioner of the Presidential Anti-Corruption Commission, Belgica stated that Janet Lim-Napoles, believed to have masterminded the PDAF Scam, is not really the 'mastermind', just 'willing beneficiary'.

An Elder at The Lord's Vineyard Covenant Community, a Full Gospel church where his father is a Senior Elder, he is president of Yeshua Change Agents, a non-government organization involved in anti-drug campaigns, and advocating societal reform along Biblical principles.