Section 3
SEC. 3. Any modification of incentive pursuant to this law shall have prospective application: Provided, that, all rights previously vested in the aforesaid laws shall not be affected thereby.
PD 1816 Section 3
SEC. 3. Any modification of incentive pursuant to this law shall have prospective application: Provided, that, all rights previously vested in the aforesaid laws shall not be affected thereby.
CitationPD 1816 Section 3 (LawPlayer, data as of July 4, 2026)
Source: Supreme Court E-Library, Republic of the Philippines. Philippine laws are public documents (works of the government).