Île-de-France Mobilités Launches €8 Billion Z2N NG Tender France

PARIS, FRANCE – SNCF Voyageurs and Île-de-France Mobilités (IDFM) have initiated a joint tender for a framework agreement to supply over 300 Z2N NG double-deck electric multiple units (EMUs). Valued at more than €8 billion, the 23-year agreement includes a firm order for 52 trains. The deadline for manufacturers to submit requests to participate is 31 March 2026.

What Does This Contract Cover?

The framework agreement covers the procurement of more than 300 Z2N NG double-deck EMUs and associated support services, with a contract duration running until December 2052. The deal is structured with a firm order and four distinct optional tranches for both IDFM and SNCF Voyageurs, covering rolling stock and maintenance support. The procurement procedure is not divided into lots, indicating the selection of a single supplier for the entire framework.

Key Contract Data

How Does This Compare to Similar Contracts?

This tender represents one of Europe’s largest rolling stock procurements by value, underscoring a major reinvestment in Paris’s regional rail fleet. For context, Alstom’s 2025 contract with Comboios de Portugal, the largest in that nation’s history, was for 153 Adessia Stream trains at a value of €1.03 billion (Source: Alstom S.A., 2025). The French tender’s implied cost per train is substantially higher, reflecting the greater complexity, capacity, and technical specifications of double-deck EMUs required for high-density RER services compared to the regional trains ordered by Portugal.

Editor’s Analysis

The 23-year duration of this framework signals a strategic, generational commitment to modernizing the high-capacity fleet serving the Île-de-France network. The detailed evaluation criteria, with a heavy weighting on Total Cost of Ownership (390 points) over technical performance (340 points), demonstrates a clear operator focus on long-term value and reliability rather than initial acquisition price alone. This procurement aligns with a broader European trend of large-scale fleet renewals aimed at boosting capacity and sustainability, as also seen in Portugal’s recent record-breaking order.

FAQ

Q: Who are the likely bidders for this contract?
A: While not specified in the tender, major manufacturers with a strong presence in France, such as Alstom and CAF, are considered the most probable bidders for a contract of this scale. The decision not to divide the tender into lots favors a single large supplier capable of handling the entire order.

Q: What does “Z2N NG” mean?
A: “Z2N” is a designation for “Z 2-niveaux,” French for a two-level electric multiple unit, referring to the double-deck trains used on the Paris RER network. “NG” stands for “Nouvelle Génération” (New Generation), indicating this is a modern replacement for older rolling stock.

Q: Which specific RER lines will these new trains serve?
A: The tender documents do not publicly disclose the specific RER lines designated for the new Z2N NG fleet. Existing Z2N stock primarily operates on RER lines A and D, making them the most likely recipients of the new trains.