1001 Smart Cities

Permanent project revision

ATM Open-Loop Contactless Ticketing

Revision 2026-10-05-p4-quality-run · effective 2026-10-05

Current revision. This is the snapshot used by the live entity page.

unreviewed

Quality run to P4: claim array, source dates, present-tense audit. ATM's own page (read 5 Oct 2026) still gives €2.20 per trip, a €7.60 daily cap in Mi1–Mi3, daily-only capping, and no acceptance on S lines or Trenord; nothing in the snippet's present tense has gone stale.

sha256:35afb9b88ee585bc70b5ee4bb3028985295ec6b12330671677f6dde697e7fa48
All revisions → Current entity page →

Change set

  • replace /snapshot/projectFingerprint — Updated projectFingerprint to the current sourced project record.
  • replace /snapshot/asOf — Updated asOf to the current sourced project record.
  • replace /snapshot/projectState — Updated projectState to the current sourced project record.
  • replace /snapshot/claims — Updated claims to the current sourced project record.
  • replace /snapshot/sources — Updated sources to the current sourced project record.
14
of 14 claims mapped
4
source dossiers
2
publication dates recorded
0
archives linked
0
exact locators
0
content captures hashed

Claims, one by one

The text below is copied verbatim from the published record. Each claim names the source dossiers that carry it; caveats stay attached to the claim they qualify.

Claim 1 clm-beb64a5719e9418f descriptive
Milan transport operator ATM lets riders pay fares by tapping a contactless bank card, phone or smartwatch, with no ticket needed inside its own network
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM's own passenger page opens: "In Milan you can travel with a credit or debit card, or a smart device wallet on all our transport services." It lists the accepted card schemes ("Contactless bank cards issued by Mastercard, Visa, American Express, Maestro and VPay") and states that mobile payments work "with devices associated with a bank card such as phones, watches or other smart devices". No registration is required: "No, you don't need to register".
Caveat
The page limits the scheme to ATM's own network: "Contactless payment is only accepted on ATM transport services. It is not valid on S lines and rail services." Riders changing to a suburban S line or a Trenord train still have to buy a separate ticket.

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 2 clm-fb0ca22ffe9efefc quantitative
Launched on the metro in June 2018
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
The case study dates the metro start precisely: "In June 2018, contactless ticketing was launched on Milan's Metro." It describes Mastercard working with Trenord and Azienda Trasporti Milanesi (ATM) so that residents and visitors could pay fares with their own contactless bank card or mobile device. The document is a PDF that refuses automated retrieval, so no page position can be given for the sentence; its wording is quoted here as the case study is published and indexed.
Caveat
This is the payment network's own account of a deployment it sells into, not the transport operator's. ATM's own contactless page carries no launch date at all, so the June 2018 start rests on the partner's telling.

Sources carrying this claim

  1. Mastercard — Milan on the Move with Contactless Ticketing (case study, 2020)
Claim 3 clm-52ec7ea0b2b87dc3 descriptive
one of the first open-loop transit deployments in Italy, with Mastercard
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
The case study makes the stronger version of this claim: the June 2018 metro launch made Milan "the first in Italy to bring open-loop payment technology to the transit environment", with Mastercard partnering with Trenord and ATM. The entry deliberately reports the weaker "one of the first". The PDF blocks automated retrieval, so no locator can be given for the sentence.
Caveat
The primacy claim is made by Mastercard about its own deployment; no independent source is cited for it, and other Italian operators have since been described in similar terms by their own suppliers.

Sources carrying this claim

  1. Mastercard — Milan on the Move with Contactless Ticketing (case study, 2020)
Claim 4 clm-953a11724f028d49 quantitative
the scheme covered 113 stations by 2020 and aggregated taps to the best fare across a 90-minute window
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
The case study supplies the network size and the fare-aggregation idea: the best fare "is calculated based on passenger rides and service availability across the 113 subway stations". ATM's own page supplies the daily ceiling and how it is reached: "If you take multiple trips throughout the day, from the fourth trip the system will apply the day fare as opposed to 4 standard tickets", and "the system calculates the cheapest fare on a daily basis (24 hours from your first journey)". The Mastercard PDF blocks automated retrieval; the locator given here points to the ATM page.
Caveat
The two halves of this sentence come from different sources and different moments. The case study describes best-fare aggregation over a 90-minute ticket, not a daily ceiling, and no listed source says the daily cap existed when the metro scheme opened in 2018. The 113-station figure is the payment network's count of the metro at the time of the case study.

Sources carrying this claim

  1. Mastercard — Milan on the Move with Contactless Ticketing (case study, 2020)
  2. ATM — Contactless pay-as-you-go (official)
Claim 5 clm-19ceccd1a45c49c5 quantitative
After a 2020 pilot on three lines
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
The report traces the surface rollout back to a trial that began in 2020 on three bus lines, on which roughly 320,000 contactless transactions had been made by the time the full rollout was announced. The publisher blocks automated retrieval of the article, so no locator can be given; the report and these figures are confirmed by the same-day Italian coverage of ATM's announcement.
Caveat
Accounts of the trial differ on which three lines carried it — most name 50, 70 and 73, a few name 56 instead of 50 — and Italian coverage dates the start to December 2020 rather than to the year in general.

Sources carrying this claim

  1. Mentelocale — Atm Milano: ora il biglietto si paga a bordo con carta di credito anche su bus, tram e filobus (11 Apr 2023)
Claim 6 clm-2e0456e3984c7332 quantitative
contactless was extended to every bus, tram and trolleybus on 13 April 2023
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
The report states that from Thursday 13 April 2023 riders could buy their ticket directly on board buses, trams and trolleybuses, ATM having finished installing 1,500 contactless devices across every surface vehicle on the network at a cost of more than €12 million. ATM's own page describes the same present-day arrangement — "Pay as you go on trams, buses and trolleybuses within Milan and Zone Mi3" — but gives no date. The publisher blocks automated retrieval of the article, so no locator can be given.
Caveat
No claim-specific caveat recorded

Sources carrying this claim

  1. Mentelocale — Atm Milano: ora il biglietto si paga a bordo con carta di credito anche su bus, tram e filobus (11 Apr 2023)
Claim 7 clm-c2a87e71a6e9461c quantitative
A single trip costs €2.20
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM's fare explanation names the figure: for trips in the Mi1–Mi3 zone, "the system will apply the €2.20 fare because the fare permits multiple journeys so long as they are within the 90-minute ticket duration". The same €2.20 is the amount charged for a single journey, with no commission: "no commissions, you only pay the fare for the journey".
Caveat
The €2.20 is the fare for the Mi1–Mi3 zone that covers Milan and its immediate ring, not a flat network price. ATM applies an ordinary ticket priced by the number of zones travelled, so journeys further out cost more, and the ticket also buys 90 minutes rather than a single boarding.

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 8 clm-195bc737eeeeb4fc quantitative
a day in zones Mi1–Mi3 is capped at €7.60
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM states the daily ceiling and its zone: asked "What is the daily fare?", the page answers "7.60 € if travelling in zones Mi1-Mi3." The cap is reached automatically — from the fourth trip of the day the system charges the day fare instead of four single tickets — and it runs for "24 hours from your first journey".
Caveat
The ceiling holds for one day and one fare zone only. The same page says other zones have their own, higher daily fares, and answers "No" to whether the cheapest fare is also worked out weekly or monthly — so a card used all week is charged a fresh day fare each day. Charges for incomplete journeys are added on top: failing to tap out costs between €0.40 and €1.80 extra, and entering the metro without tapping in is billed at €5.

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 9 clm-fefa3ad23fe241e6 descriptive
with other zones on their own table; the cap is daily only
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM's FAQ gives the Mi1–Mi3 day fare and points to a separate table for other zones ('You can find the daily fares for the other zones HERE'), and answers the question whether the cheapest fare also applies weekly and monthly with 'No. For now, the system calculates the cheapest fare on a daily basis (24 hours from your first journey).'
Caveat
No claim-specific caveat recorded

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 10 clm-92677a8b3ab7fa24 quantitative
ATM adds charges of up to €1.80 for a missed tap-out and €5 for entering the metro without tapping in
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM's list of extra costs: for the metro '+1.30 € if you tapped in at a station in Milan but didn't tap out', 'Between +0.50 and +1.80 € if you tapped in at a station outside of Milan but didn't tap out', and '5 € If you didn't tap in when entering', charged as 2.20 € ticket plus 2.80 € extra.
Caveat
The €1.80 ceiling applies only to journeys begun outside Milan; inside the city a missed metro tap-out costs €1.30 extra. The €5 is the total charged when a rider taps out without having tapped in, made up of the €2.20 fare and a €2.80 surcharge.

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 11 clm-b41acc5188492b7c descriptive
Contactless is not valid on S lines or Trenord rail services, so a rider transferring to them still buys a separate ticket
Published field
snippet · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
The page states: 'Contactless payment is only accepted on ATM transport services. It is not valid on S lines and rail services', and in its FAQ that contactless 'is not accepted on other operator's services like Trenord trains, nor railway lines (S lines)'.
Caveat
The page says a rider who entered the metro by card must handle the rail leg separately; it does not itself use the words 'separate ticket', which is the practical consequence of the exclusion.

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 12 clm-5717deb9b1e6781b descriptive
Milan's contactless works across ATM's metro and surface network
Published field
lesson · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM: 'In Milan you can travel with a credit or debit card, or a smart device wallet on all our transport services.' Mentelocale reports that from 13 April 2023 the card readers were installed on all surface vehicles, after the metro turnstiles had accepted cards for four years.
Caveat
No claim-specific caveat recorded

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
  2. Mentelocale — Atm Milano: ora il biglietto si paga a bordo con carta di credito anche su bus, tram e filobus (11 Apr 2023)
Claim 13 clm-e46d132f0da0eb34 descriptive
stops at the S lines and Trenord trains
Published field
lesson · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
ATM's FAQ: contactless 'is not accepted on other operator's services like Trenord trains, nor railway lines (S lines)'.
Caveat
No claim-specific caveat recorded

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)
Claim 14 clm-d519e480b806234d descriptive
its fare cap resets daily, not weekly or monthly
Published field
lesson · verbatim
Mapping
mapped · no interpretation or interpolation added by this file
What the mapping says
Asked whether the cheapest fare applies weekly and monthly as well, ATM answers 'No. For now, the system calculates the cheapest fare on a daily basis (24 hours from your first journey).'
Caveat
No claim-specific caveat recorded

Sources carrying this claim

  1. ATM — Contactless pay-as-you-go (official)

Source dossiers and revision state

This layer records what is known about each source, what is still missing, and the exact snapshot this page is rendering. A missing date, archive or hash stays visible as missing.

unreviewed Revision 2026-10-05-p4-quality-run effective 2026-10-05 · created 2026-10-05

Awaiting operator and domain-expert review; publication of this revision implies neither.

sha256:35afb9b88ee585bc70b5ee4bb3028985295ec6b12330671677f6dde697e7fa48
Revision history → Permanent version link → Machine-readable record → Evidence Constitution →
14
of 14 claims mapped
4
source dossiers
2
publication dates recorded
0
archives linked
0
exact locators
0
content captures hashed

Governance facts carried by the record

Operator
ATM
Actor types
utility
Funding model
public
Funding description
Not recorded
Cost
Not recorded
Ownership
Not recorded
Decision rights
Not recorded
Exit conditions
Not recorded

4 source dossiers

Mastercard — Milan on the Move with Contactless Ticketing (case study, 2020) mastercard.us · 3 linked claims

Open original source ↗

Stable source ID
src-67f8db51dc21ecd0
Publisher
Name not classified · mastercard.us
Type / language
pdf · language not classified
Published
Not recorded
Updated
Not recorded
Source last checked
No source-level check date
Record last verified
2026-10-05
Dossier created
2026-10-05
Retrieved copy
No local capture recorded
Archive
No archived copy linked
Content hash
No captured content hash
Locator
Open the recorded source note

Metro launch June 2018 across 113 stations; framed as first open-loop transit deployment in Italy; best-fare aggregation (cheapest fare / daily cap). Operator/partner source.

Descriptive only — not page/paragraph exact
Claims linked
ATM — Contactless pay-as-you-go (official) atm.it · 10 linked claims

Open original source ↗

Stable source ID
src-a024e920947900d6
Publisher
Name not classified · atm.it
Type / language
web-page · language not classified
Published
Not recorded
Updated
Not recorded
Source last checked
No source-level check date
Record last verified
2026-10-05
Dossier created
2026-10-05
Retrieved copy
No local capture recorded
Archive
No archived copy linked
Content hash
No captured content hash
Locator
Open the recorded source note

Operator page: €2.20 per trip, €7.60 daily cap (Mi1–Mi3), cheapest-fare logic applied automatically from the fourth trip.

Descriptive only — not page/paragraph exact
Claims linked
Mentelocale — Atm Milano: ora il biglietto si paga a bordo con carta di credito anche su bus, tram e filobus (11 Apr 2023) mentelocale.it · 3 linked claims

Open original source ↗

Stable source ID
src-6f33fdb6b270f69c
Publisher
Name not classified · mentelocale.it
Type / language
web-page · language not classified
Published
2023-04-11
Updated
Not recorded
Source last checked
No source-level check date
Record last verified
2026-10-05
Dossier created
2026-10-05
Retrieved copy
No local capture recorded
Archive
No archived copy linked
Content hash
No captured content hash
Locator
Open the recorded source note

Local press announcing that from Thursday 13 April 2023 contactless cards work on all ATM buses, trams and trolleybuses, with 1,500 new readers; says the 2020 trial ran on lines 50, 70 and 73 (320,000 transactions) and gives ATM's figure of more than 47 million metro tickets paid by card since 2018.

Descriptive only — not page/paragraph exact
Claims linked
Electronic Payments International — SIA enables contactless payment at Milan subway (29 Jun 2018) electronicpaymentsinternational.com · background

Open original source ↗

Stable source ID
src-249f1edc52ce5736
Publisher
Name not classified · electronicpaymentsinternational.com
Type / language
web-page · language not classified
Published
2018-06-29
Updated
Not recorded
Source last checked
No source-level check date
Record last verified
2026-10-05
Dossier created
2026-10-05
Retrieved copy
No local capture recorded
Archive
No archived copy linked
Content hash
No captured content hash
Locator
Open the recorded source note

Trade press at launch: SIA's platform lets riders pay at the turnstiles of the Milan metro with Mastercard and Visa contactless cards, connected to readers at 113 stations.

Descriptive only — not page/paragraph exact
Claims linked
Background source; no baseline claim points here
Known limits of this file
  • Publisher names and source languages have not yet been classified; domains are recorded without guessing.
  • Existing source notes are descriptive locators, not page- or paragraph-exact citations.
  • A missing archive, publication date or content hash is shown as null rather than inferred.
  • The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim.