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National Mines and Allied Workers Union Vs. Marcopper Mining Corporation

NATIONAL MINES and ALLIED WORKERS UNION (NAMAWU), Petitioner, versus MARCOPPER MINING CORPORATION, Respondent.

G.R. No. 174641 | 2008-11-11

D E C I S I O N


BRION, J.:

We resolve in this Decision the petition for review on certiorari[1] filed by petitioner National Mines and Allied Workers Union (NAMAWU) to annul and set aside the decision of the Court of Appeals (CA) in CA-G.R. No. 70875[2] and its subsequent order denying the petitioner's motion for reconsideration.[3] The CA decision nullified the resolution[4] and the order[5] of the National Labor Relations Commission (NLRC) denying the appeal filed by Marcopper Mining Corporation (MARCOPPER), and ordered the NLRC to give due course to MARCOPPER's appeal.

THE FACTUAL BACKGROUND

On April 1, 1996, the Department of...