 Congress previously held office at the Old Congress Building . In 1972 , due to declaration of martial law , Congress was dissolved ; its successor , the unicameral Batasang Pambansa , held office at the new Batasang Pambansa Complex . When a new constitution restored the bicameral Congress , the House of Representatives stayed at the Batasang Pambansa Complex , while the Senate remained at the Old Congress Building . In May 1997 , the Senate transferred to a new building it shares with the Government Service Insurance System at reclaimed land at Pasay . 
 Congress previously held office at the Old Congress Building . In 1972 , due to declaration of martial law , Congress was dissolved ; its successor , the unicameral Batasang Pambansa , held office at the new Batasang Pambansa Complex . When a new constitution restored the bicameral Congress , the House of Representatives stayed at the Batasang Pambansa Complex , while the Senate remained at the Old Congress Building . In May 1997 , the Senate transferred to a new building it <a href='uninflect' title='1'><mark>shares</mark></a> with the Government Service Insurance System at reclaimed land at Pasay . 
Congress previously held office at the Old Congress Building . In 1972 , due to declaration of martial law , Congress was dissolved ; its successor , da unicameral Batasang Pambansa , held office at the new Batasang Pambansa Complex . When a new constitution restored the bicameral Congress , the House of Representatives stayed at the Batasang Pambansa Complex , while the Senate remained at the Old Congress Building . In May 1997 , tdaSenate transferred to a new building it share w the Government Service Insurance System at reclaimed land at Pasay .