Porto's Assembleia Municipal Approves Free Public Transport for the City's 252,687 Residents — €20.5 Million-a-Year Cartão Porto Will Cover the Whole Andante Network From January 2027, With a Pedro Duarte Push to Pull the Start Forward to This Summer

The Assembleia Municipal do Porto voted on Monday night, 4 May 2026, to make public transport free of charge for everyone with residence registered in the city — a €20.5 million-a-year scheme that will see Porto residents ride the entire Área Metropolitana do Porto's Andante network on a Cartão Porto, with the legal start fixed at 1 January 2027 and Câmara president Pedro Duarte already lobbying to pull implementation forward to the summer of 2026. The measure carried with the votes of PS, the governing PSD/CDS-PP/IL coalition, BE and Livre. Chega voted against. CDU and the independent "Filipe Araújo: Fazer à Porto" group abstained.

What was approved, in one paragraph

The proposal extends an integrated tariff to anyone whose residence is registered in the freguesia map of the Município do Porto and provides them with a free Cartão Porto that operates as the equivalent of the Passe Metropolitano Andante across the entire AMP territory. That means the free pass works on STCP buses inside Porto, on the six Metro do Porto lines, on CP suburban services within the metropolitan zone, and on the cross-municipal bus operators integrated into the Andante system. The Cartão Porto is the city's existing municipal-services card; the scheme adds a transport entitlement layer rather than minting a new product.

The numbers

• Annual steady-state cost: €20.5 million, the figure the Câmara presented to deputies as the run-rate once the scheme is fully operational.
• Multi-year commitment ceilings: €10.25 million for 2026, €18.7 million for 2027, €1.8 million for 2028 — the staggered envelope reflects a half-year first-year cost, a full launch year and a tail commitment for late-arriving invoices, the structure required to satisfy the Tribunal de Contas's multi-annual authorisation rules.
• Eligible population: the Câmara's 2025 estimate of 252,687 Porto residents.
• Modelled take-up: 59,381 users, or 23.5% modal share — the fraction the city believes will switch from cars or other modes once the price falls to zero.
• Financial-effects date: 1 July 2026 or the date of Tribunal de Contas approval, whichever is later — a clause that bridges the legal start of 1 January 2027 and the political ambition to roll out earlier.

The vote

Approval cut across the city's left and right blocs. PS deputy Agostinho Sousa Pinto told the chamber the Socialists "did not want to assume a position of easy rejection," even while flagging technical and financial concerns about a measure designed inside the executive of a rival political family. The PSD/CDS-PP/IL coalition voted in favour by default — the proposal is its own — and BE and Livre joined to give the measure a comfortable majority. Chega's Carlos Graça was the lone explicit no, arguing the documentation tabled with the proposal did not guarantee "sustainability, equity and legality." The CDU and the "Fazer à Porto" deputies — Filipe Araújo's independent grouping — abstained.

The metropolitan-area paradox

The structural awkwardness of the Porto vote is that the Câmara controls only the funding, not the perimeter. Pedro Duarte himself flagged it on the floor: the measure will be far more effective if every AMP municipality adopts a parallel scheme, because as drafted it produces an asymmetry where a Porto resident travels free across the whole Andante grid while a resident of Matosinhos, Gondomar, Vila Nova de Gaia, Maia or Valongo continues to pay a metropolitan pass to ride the same trains and buses. That asymmetry is politically uncomfortable for Pedro Duarte's coalition partners across the river — and it is the reason the cost line for the Câmara is €20.5 million rather than the multiples that a true metropolitan-wide free pass would carry. AMP-level coordination is now the next political move; the alternative is a Porto-only scheme that effectively subsidises Porto residents who commute out, while leaving the daily Gaia-to-Trindade or Matosinhos-to-Bolhão commuter on the standard tariff.

Timing — the 1 July 2026 wedge

The proposal nominally takes effect on 1 January 2027, but the Câmara built two earlier triggers into the text. The first is the multi-annual financial commitment, which is structured to authorise spending from 1 July 2026 onwards. The second is Pedro Duarte's stated wish to begin issuing free Cartão Porto entitlements during summer 2026, ahead of the legal start. The pinch point is the Tribunal de Contas: the multi-year envelope must clear the visto prévio process, and the start date of the financial effects clause is explicitly the later of 1 July 2026 or the visto date. A Tribunal de Contas signature in June or July would put a summer launch within reach; a slower review pushes the practical rollout into the autumn, with the legal default of January 2027 as the backstop.

What it means for residents and foreign professionals living in Porto

• If you live in the Município do Porto and are registered there: you will be eligible for a free Cartão Porto Andante entitlement once the scheme is live. The current Andante metropolitan monthly pass costs €40 for the standard product, so an adult commuter saves €480 a year. A two-zone Andante user saves around €360. Households with two working adults are looking at a €700–€960 transfer from the household budget to the municipal one.
• If you live in another AMP municipality: nothing changes — yet. Watch for parallel proposals from the câmaras of Matosinhos, Gondomar, Maia, Vila Nova de Gaia, Valongo, Santo Tirso, Trofa, Espinho, Póvoa de Varzim, Vila do Conde, Santa Maria da Feira, São João da Madeira, Oliveira de Azeméis, Arouca and Paredes, which would be the natural follow-on if the Porto scheme survives the Tribunal de Contas review.
• If you are moving to Porto: the scheme is tied to residence registration in the city's freguesias, so the standard Cartão de Cidadão address-update flow at any junta de freguesia is what activates eligibility. The Cartão Porto is requested at the city's customer service desks or online via the Câmara's portal.
• If you commute into Porto from outside the city: Andante prices do not change. The metropolitan pass remains €40 standard / €30 Sub23 / €20 social, with the Tarifário Família discounts available for households on the lowest income brackets.

The political subtext

Pedro Duarte ran on a paradigm-change agenda for Porto's transport network and presented Monday's vote as evidence the Câmara is willing to spend its own resources on it rather than wait for AMP-level alignment. The PS abstention-trend in similar past votes makes the Socialist bloc's affirmative stance noteworthy: PS does not want to be the party that tanked free transport in Porto, even where it has structural concerns. The Chega no signals the party's continuing posture against universal benefit programmes that are not means-tested. The CDU abstention is the more interesting one — the Communist bloc has historically supported free or near-free public transport but baulks at delivering it through what it views as municipal-coalition political theatre rather than a national tariff reform.

The next test for Pedro Duarte is whether the AMP — where Porto holds significant weight but does not run the show — will follow with its own scheme, and whether the Tribunal de Contas grants visto fast enough to put a Cartão Porto Andante in residents' hands before the autumn.