NAFTU vs. MALDECOWU-ULGWP

A bargaining unit is appropriate where there is community or mutuality of interest among the employees, and a prior quasi-judicial determination of the unit's composition that was not appealed operates as res judicata against subsequent challenges. Additionally, protests not raised and recorded in the minutes of a certification election are deemed waived.

Mainit Lumber Development Company, Inc. (MALDECO) was a corporation engaged in logging and sawmill operations, employing approximately 136 rank-and-file employees across two operational sites: a Sawmill Division in Butuan City and a Logging Division in Zapanta Valley, Kitcharao, Agusan Norte, approximately 80 kilometers apart. Two labor organizations sought to represent these workers: the private respondent MALDECOWU-ULGWP (ULGWP), a legitimate labor organization registered with the Ministry of Labor and Employment, and petitioner NAFTU, which intervened as a compulsory intervenor in the certification election proceedings. From 1979 to 1985, the Ministry of Labor and Employment had recognized the existence of two separate bargaining units at MALDECO, one for each division, each with its own collective bargaining agreement.

On January 28, 1985, private respondent MALDECOWU-ULGWP (ULGWP), a legitimate labor organization registered with the Ministry of Labor and Employment under Registry No. 2944-IP, filed with Regional Office No. 10 a petition for certification election to determine the sole and exclusive collective bargaining representative among the rank-and-file workers of Mainit Lumber Development Company, Inc. (MALDECO). ULGWP alleged that no certification election had been conducted within twelve months prior to the filing, that the petition was filed within the sixty-day freedom period as the CBA was set to expire on February 28, 1985, and that the petition was supported by the signatures of 101 rank-and-file employees out of a total of 201, exceeding the thirty percent threshold required by law. The case was scheduled for hearing on two occasions. At the first hearing on February 20, 1985, counsel for compulsory intervenor NAFTU requested postponement on the ground that he was leaving for abroad. At the second scheduled hearing on March 13, 1985, the parties agreed to submit their respective position papers within twenty days.

On April 11, 1985, the Med-Arbiter granted the petition for certification election. NAFTU appealed on April 26, 1985, contending that MALDECO was composed of two separate bargaining units — the Sawmill Division and the Logging Division — and that both the petition and the decision erroneously treated them as a single unit. The Bureau of Labor Relations affirmed the Med-Arbiter's decision on April 28, 1986. NAFTU did not elevate that affirmance to the Supreme Court. A certification election was subsequently held on separate dates at the employer's sawmill division and logging area, on August 15 and 21, 1986 respectively. In that election, MALDECOWU-ULGWP garnered 146 votes while NAFTU received only 2.

On July 26, 1986, NAFTU filed an election protest alleging massive vote buying accompanied by grave and serious threats, force, and intimidation on the lives of 25 applicants, as stated in a joint affidavit attached to the protest. MALDECO filed a manifestation on August 3, 1986 corroborating NAFTU's position, accompanied by a joint affidavit executed by thirty-five of its employees. Private respondent filed its position paper on September 3, 1986, and NAFTU filed its opposition on September 8, 1986. The Med-Arbiter dismissed the election protest on September 24, 1986, finding that the minutes of the certification elections showed no protest on massive vote buying or intimidation raised by any party, and that no clear and convincing proof had been presented. NAFTU appealed to the Bureau of Labor Relations, which denied the appeal and two subsequent motions for reconsideration. NAFTU then elevated the matter to the Supreme Court via petition for certiorari.

• Bargaining Unit Determination: Petitioner argued that MALDECO was composed of two separate and distinct bargaining units — the Sawmill Division in Butuan City and the Logging Division in Zapanta Valley, Kitcharao, Agusan Norte, approximately 80 kilometers apart — and that from 1979 to 1985, the Ministry of Labor and Employment had recognized the existence of two separate bargaining units, each with its own CBA. Petitioner maintained that both the petition and the Med-Arbiter's decision erroneously treated these as a single bargaining unit.
• Election Protest — Vote Buying and Intimidation: Petitioner alleged that massive vote buying accompanied by grave and serious threats, force, and intimidation on the lives of 25 applicants justified invalidating the results of the certification election, as supported by a joint affidavit attached to the election protest.
• Election Protest — Procedural Validity: Petitioner contended that an election protest in a certification election should be given due course even if not entered in the minutes of the election proceedings.

• Appropriate Bargaining Unit: Whether it was proper for the Med-Arbiter to treat the employer as a single bargaining unit rather than two separate units corresponding to the Sawmill Division and the Logging Division.
• Validity of Election Results: Whether massive vote buying and serious threats to life justified invalidating the results of the certification election.
• Protest in Minutes Requirement: Whether an election protest in a certification election can be given due course even if not entered in the minutes of the election proceedings.

• Appropriate Bargaining Unit: No. The treatment of MALDECO as a single bargaining unit was proper, there being mutuality of interest among the employees of both divisions, and the issue having been previously adjudicated and barred by res judicata.
• Validity of Election Results: No. The allegations of massive vote buying and intimidation were unsupported by clear and convincing proof and were not recorded in the minutes of the election proceedings, rendering them deemed waived.
• Protest in Minutes Requirement: No. Under the implementing rules, protests not raised and contained in the minutes of the certification election proceedings are deemed waived.

• Appropriate Bargaining Unit: The existence of a bargaining history is a factor that may be considered in determining the appropriate bargaining unit, but it is not decisive or conclusive. The controlling test is community or mutuality of interests, because the basic test of an asserted bargaining unit's acceptability is whether it is fundamentally the combination which will best assure to all employees the exercise of their collective bargaining rights. The functions of the Sawmill Division and the Logging Division mesh with one another — one group needs the other in the same way the company needs them both — and the distinctions in their individual assignments are not enough to warrant the formation of separate bargaining units. Moreover, 175 out of 201 employees consented to and supported the petition for certification election, confirming their desire for a single bargaining representative. Independently, the issue had been raised earlier by petitioner and ruled upon by the Bureau of Labor Relations in its decision dated April 28, 1986, which affirmed the Med-Arbiter's order granting the certification election. NAFTU did not elevate that decision to the Supreme Court, participated in the election, and did not raise the issue in its election protest. The principle of res judicata therefore applies, as the rule forbidding the reopening of a matter once judicially determined by competent authority extends to the quasi-judicial acts of administrative officers and boards acting within their jurisdiction.
• Validity of Election Results: The Bureau of Labor Relations, in its order dated September 24, 1986, found after a careful perusal of the records that the grounds relied upon by NAFTU were bereft of merit. The minutes of the certification elections conducted at both the sawmill and logging departments showed that no protest on massive vote buying, grave threats, force, or intimidation was raised by any party, all of whom were ably represented. Allegations of vote buying and intimidation are questions of fact that should have been contained in the minutes of the proceedings. No clear and convincing proof was presented by the protestant. Factual findings of the Bureau of Labor Relations supported by substantial evidence are binding on the Supreme Court.
• Protest in Minutes Requirement: Paragraph 2, Section 9, Rule 6 of the Rules and Regulations implementing the Labor Code (now Section 3, Rule VI, Book 5 of the Omnibus Rules Implementing the Labor Code) provides that protests not raised and contained in the minutes of the proceedings are deemed waived. Because NAFTU failed to enter its protests in the minutes of the certification election, those protests were deemed waived as a matter of procedural rule.

• Mutuality of Interest Test for Bargaining Units — The basic test of an asserted bargaining unit's acceptability is whether or not it is fundamentally the combination which will best assure to all employees the exercise of their collective bargaining rights. The controlling factor is community or mutuality of interests. While bargaining history may be considered, it is not decisive or conclusive. The Court applied this test to hold that the Sawmill and Logging Divisions of MALDECO constituted a single appropriate bargaining unit because their functions meshed with one another and the distinctions in assignments were insufficient to warrant separate units.
• Res Judicata in Quasi-Judicial Proceedings — The rule which forbids the reopening of a matter once judicially determined by competent authority applies as well to the judicial and quasi-judicial acts of public, executive, or administrative officers and boards acting within their jurisdiction as to the judgments of courts having general judicial powers. The Court applied this doctrine because NAFTU had already raised the bargaining-unit issue, the BLR had ruled on it on April 28, 1986, and NAFTU did not appeal that ruling but instead participated in the election without raising the issue in its election protest.
• Waiver of Election Protests Not Recorded in Minutes — Under the implementing rules of the Labor Code, protests not raised and contained in the minutes of certification election proceedings are deemed waived. The Court upheld the BLR's application of this rule to NAFTU's allegations of vote buying and intimidation, which were not entered in the minutes.
• Binding Effect of BLR Factual Findings — Factual findings of the Bureau of Labor Relations which are supported by substantial evidence are binding on the Supreme Court and must be respected.

• "the basic test of an asserted bargaining unit's acceptability is whether or not it is fundamentally the combination which will best assure to all employees the exercise of their collective bargaining rights." — This formulation, cited from Democratic Labor Association vs. Cebu Stevedoring Company, Inc., articulates the canonical mutuality-of-interest test for determining the appropriateness of a bargaining unit.
• "the rule which forbids the reopening of a matter once judicially determined by competent authority applies as well to the judicial and quasi-judicial acts of public, executive or administrative officers and boards acting within their jurisdiction as to the judgments of courts having general judicial powers" — This passage defines the scope of res judicata as applied to administrative and quasi-judicial determinations, a principle the Court invoked to bar NAFTU's re-litigation of the bargaining-unit issue.
• "protests not so raised and contained in the minutes of the proceedings are deemed waived" — This quotation from the BLR order, affirming the implementing rule, establishes the procedural requirement that election protests must be recorded in the minutes to be preserved for adjudication.

• Democratic Labor Association vs. Cebu Stevedoring Company, Inc., 103 Phil. 1103 (1958) — Cited as the source of the mutuality-of-interest test for determining the appropriateness of a bargaining unit. The Court relied on this case to hold that the Sawmill and Logging Divisions constituted a single bargaining unit.
• B.F. Goodrich Philippines, Inc. vs. Workmen's Compensation Commission and Leandro M. Castro, 159 SCRA 355 (1988) — Cited for the proposition that res judicata applies to quasi-judicial acts of administrative officers and boards acting within their jurisdiction. The Court applied this principle to bar NAFTU's re-litigation of the bargaining-unit issue.
• Philippine Airlines Employees' Association (PALEA) vs. Hon. Pura Ferrer-Calleja, et al., 162 SCRA 425 (1988) — Cited for the doctrine that factual findings of the Bureau of Labor Relations supported by substantial evidence are binding on the Supreme Court.

• Paragraph 2, Section 9, Rule 6, Rules and Regulations Implementing the Labor Code of the Philippines (now Section 3, Rule VI, Book 5, Omnibus Rules Implementing the Labor Code) — Provides that protests not raised and contained in the minutes of certification election proceedings are deemed waived. The Court upheld the BLR's application of this provision to NAFTU's unrecorded allegations of vote buying and intimidation.

Melencio-Herrera, Padilla, Sarmiento, and Regalado, JJ., concurred.