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Portugal Rail Market Faces Competition Push as Regulator Targets Barriers

 |  August 20, 2026
Portugal

Portugal’s competition regulator is pressing the government to dismantle barriers that have kept much of the country’s passenger rail market insulated from new operators, putting the state-owned railway’s privileged position under greater antitrust scrutiny.

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    The Portuguese Competition Authority, known as AdC, has identified obstacles to effective rail liberalization and proposed measures intended to make it easier for rival operators to enter the market, according to reporting by the Portugal Resident. The original report is available at Portugal Resident.

    The push raises a central competition-policy question for Portugal as it pours public money into rail infrastructure: whether investment in faster lines and new trains will be accompanied by a market structure that gives operators a meaningful chance to compete with incumbent CP — Comboios de Portugal.

    According to the Portugal Resident report, the competition authority sees greater operator participation as important to developing a more competitive railway system. The regulator’s intervention comes as Portugal prepares for substantial changes to its network, increasing the commercial significance of rules governing access to tracks, rolling stock and public-service contracts.

    In a March study on competition in passenger and freight rail, the AdC said significant barriers remain, particularly in passenger services. The authority issued 14 recommendations directed at the government, infrastructure manager Infraestruturas de Portugal, transport regulator AMT and railway operators.

    One of the most consequential issues is the use of public-service contracts. The competition authority said CP’s planned contract extension should last only as long as necessary to amortize announced investments, after which the services should be subjected to an international competitive tender. It also recommended against another extension of the existing public-service contract held by Fertagus, according to the AdC.

    Those recommendations would shift competition from the margins of Portugal’s rail system toward routes and contracts historically associated with incumbent operators. From an antitrust perspective, competitive tenders can give challengers an opportunity to contest a market even when running duplicate services on the same route may not be commercially practical.

    The regulator has also focused on less visible barriers to entry. Access to trains and qualified workers can determine whether a prospective operator is capable of mounting a credible bid, even when regulations formally permit competition. The AdC said nondiscriminatory access to such essential resources will be critical to making future tenders genuinely competitive.

    The debate carries added weight because Portugal is simultaneously undertaking a major expansion and modernization of its railway system. CP has been renewing its fleet while the country advances high-speed infrastructure, developments that could shape the market for decades.

    CP remains a major beneficiary of that investment. Alstom said in March that it secured a €1.03 billion contract to provide the Portuguese operator with 153 regional and suburban trains, the largest train purchase in the country’s history. The first units are scheduled to enter service in 2029, according to Alstom.

    The competition authority’s recommendations suggest that modernizing the physical railway alone may not be sufficient to produce a competitive market. Rules governing contracts, infrastructure and access to operating resources will determine whether potential entrants can translate legal liberalization into actual service.

    Portugal’s experience reflects a wider European effort to introduce competition into passenger rail. Other markets have allowed competing operators onto established routes, with regulators seeking to use new entry to pressure incumbents on fares, frequency and service quality. The Portuguese question is increasingly whether the same dynamic can develop domestically — and whether the rules will give newcomers enough room to challenge CP.

    For Portugal’s rail passengers, the outcome could determine whether billions of euros in investment produce not only newer trains and faster infrastructure, but also a market in which operators compete for the right to carry them.

    Source: Portugal Resident