Why Deutsche Bahn Is Fighting the Network Regulator's Slot Decision

Deutsche Bahn is taking legal action against Germany's Federal Network Agency after the regulator ruled that DB InfraGo must set aside at least 25% of capacity for competitors on the most congested long-distance rail corridors. The infrastructure subsidiary will seek an urgent court procedure, according to company sources.

The state-owned group argues the order will increase conflicts over specific train paths and timetable windows, creating legal and practical problems for the management of track capacity. The Federal Network Agency decision, issued on 17 July, targets heavily used corridors with declared capacity limits, including the Munich and Frankfurt nodes.

The regulatory battle is directly linked to the planned entry of Italian high-speed operator Italo into the German long-distance market from 2028. Italo has ordered 26 Siemens Velaro Multi System trains from Siemens Mobility for around €3 billion, with an option for 14 more. The trains are closely related to Deutsche Bahn's ICE 3 and ICE 3neo fleets.

The vehicles will be built at Siemens' Krefeld plant and maintained in Dortmund under a 30-year service contract. Italo puts its total market-entry investment at about €3.6 billion, including recruitment and training of around 2,500 staff and spending on stations and IT infrastructure. Chief executive Gianbattista La Rocca said the goal is to offer German passengers "greater choice, more frequent connections, fair prices and high-quality service."

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How Italo's Market Entry and the 25% Capacity Rule Reshape the Rail Battle

Deutsche Bahn's defensive move is about control of scarce slots

For DB, the 25% set-aside touches the heart of its dual role: DB InfraGo manages the track while Deutsche Bahn is also the dominant long-distance operator. The regulator's order would limit DB's ability to schedule its own trains first on the busiest corridors. The company's warning that conflicts over train paths will multiply is credible, because timetable coordination on congested Munich and Frankfurt routes is already constrained; adding a guaranteed rival allocation reduces scheduling flexibility.

Italo's €3.6 billion bet is built around proven technology

Italo's choice of the Siemens Velaro Multi System is strategically important. Because the trains are closely related to the ICE 3 and ICE 3neo, the operator can lean on an established technical base in Germany while still building its own brand. The 30-year maintenance contract in Dortmund gives Siemens Mobility a long-term service revenue stream and gives Italo predictable maintenance costs, but the full investment only pays off if Italo obtains the slot access it needs on key routes.

The ruling could lower entry barriers beyond Italo

The BNetzA decision is not an automatic guarantee that new services will run; court review and timetable planning still lie ahead. However, if upheld, the 25% minimum creates a clearer pathway for Italo and potentially other operators on Germany's most profitable long-distance corridors. That would be the most significant change to the German long-distance rail market in years, with competition likely focused first on routes through Munich and Frankfurt rather than across the whole network.

What the Slot Ruling Means for Rail Operators, Suppliers and Passengers

For industry players, the immediate steps follow from the detail of the court fight and the Italo order:

  • Competing long-distance operators should treat the 25% minimum as the planning assumption for congested Munich and Frankfurt corridors only after the urgent court procedure is resolved; before that, the allocation rule is legally contested.
  • Siemens Mobility and its suppliers can view Italo's 26-train order, 14-train option and 30-year Dortmund maintenance contract as a multi-decade revenue opportunity, but delivery and service schedules could shift if Italo's 2028 launch is delayed by litigation.
  • Deutsche Bahn's planning teams should prepare for both outcomes: either the regulator's quarter-capacity reservation stands and must be built into timetable plans, or the court suspends it and DB retains more scheduling control while the case continues.
  • Business travelers on Munich-Frankfurt routes should not expect immediate changes; Italo's own target is a 2028 market entry, so any new competing services are several timetable years away at the earliest.

Risk & Opportunity Assessment

Commercial RiskHighDeutsche Bahn's long-distance revenue faces a structurally supported new entrant on its most congested and commercially important corridors once Italo launches; the BNetzA's 25% set-aside is designed to enable that competition.
Competitive RiskHighItalo is buying 26 Siemens Velaro Multi System trains comparable to DB's ICE 3 and ICE 3neo fleets, with an option for 14 more, giving it credible equipment for high-frequency service on key routes such as Munich and Frankfurt.
Regulatory RiskHighThe Federal Network Agency has already imposed a minimum capacity allocation on DB InfraGo, and the company is responding with an urgent court procedure; the outcome could redefine access rules on congested corridors.
Reputation RiskMediumDB's legal challenge to a pro-competition ruling may draw public and political scrutiny because the state-owned group is using the courts to resist releasing slots to a rival promising lower fares and more choice.
Technology DisruptionLowThe new entrant is not introducing a novel propulsion or digital model; it is deploying proven Siemens high-speed trains closely related to existing ICE 3 equipment.
Commercial OpportunityHighSiemens Mobility gains a roughly €3 billion order plus a 30-year Dortmund maintenance contract, while Italo and its investors get a defined path to Germany's long-distance market if the capacity rule survives.