<blockquote rel="manofsteel">Sabi sa PDOS upon becoming citizen of other country, you would need to apply at PH embassy for dual citizenship. Ang hindi pala namin naitanong is, may period or expiration ba kung hanggang kelan ka pde magapply for dual citizenship? baka pag expired na passport di na pde? may ganun ba? anybody knows?</blockquote>
Makakapag apply ka parin ng dual ctizenship kahit expired na phil passport mo.