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CRE launches a “simplified call for tenders” for photovoltaic installations (100—500 kWp)

10/3/2025

A new device to boost the intermediate segment

La Energy Regulatory Commission (CRE) announced the launch of a new simplified tender (AOS) intended for photovoltaic installations on buildings or sheds, with a power between 100 and 500 kWc.
This system replaces the old S21 Building tariff and aims to: bring more visibility to producers, while strengthening the attractiveness of the intermediate solar segment.

On the occasion of the training organized by Tecsol on this new call for tenders, Julien CHOLLET, our Co-founder at Bohr Energie, intervened to present the challenges related to aggregation, to the management of the balance perimeter and to the perspectives offered by this new system.

Chez Bohr Energie, we are closely monitoring these regulatory changes and we support producers in understanding and preparing their files in order to maximize their chances of success.

A precise schedule and a reduced volume

The first application period will take place from September 22 (11 am) to October 2, 2025 (11:59pm), Specify the official CRE specifications.
It will cover a total volume of 192 MWc, lower than previous tenders. This reduction illustrates CRE's desire to regulate the rate of development of photovoltaics after significant growth.

Chez Bohr Energie, we recommend that producers ofanticipate the constitution of their file now to take advantage of this first session.

A simplified but more demanding framework

This simplified call for tenders is intended to be more accessible, with less administrative formalities.
In return, producers will have to meet strict criteria, including:

  • have a valid urban planning permission,
  • present a Project nine,
  • Respect a carbon balance ≤ 740 kg CO2/kWc,
  • provide a complete and compliant file, under pain of immediate exclusion.

In Bohr Energie, we can support producers in preparing these elements to avoid any risk of exclusion.

Our role as an Aggregator

Once the winner is awarded, a producer can call on a aggregator suchlike Bohr Energie.
We play a central role in:

  • buying your production at the price M0,
  • valuing your assets on the market,
  • managing periods of negative prices,
  • and integrating your power plant into our perimeter of balance to secure your income.

Documents required for a quotation/quotation : theProductivity study is essential in order to size and anticipate the performance of the project.

Understanding the M0 deviation: a key factor in compensation

M0 deviation corresponds to the difference between real production and the monthly average market price (M0 index).

  • If production is aligned with periods of high prices (e.g. Nice), remuneration is optimized.
  • If it moves towards off-peak periods (e.g. Brest), the valuation is lower.

In Bohr Energie, we explain and integrate this indicator into our offers to give producers a clear vision of their income.

To go further, see our article: What is the M0 deviation?

Transparent aggregation costs

The aggregation cost is divided into three main items:

  1. Balancing cost, linked to production gaps.
  2. Risk of deviation M0, which can generate a cost or a gain.
  3. Market fees and margin, for market access and production management.

We, Bohr Energie, let's bring some transparency on each of these items so that producers really understand the added value of aggregation.

Our solutions to maximize the value of projects

We don't limit ourselves to classical aggregation.
Chez Bohr Energie, we offer:

  • Of intelligent control tools (in particular our Virtual Power Box) capable of automatically stopping a power plant in times of negative prices,
  • A system ofsecure self-billing which allows producers to be paid in less than 2 days.

These solutions guarantee our producers simplicity, performance and security in the valorization of their photovoltaic production.

With this new simplified call for tenders, CRE is opening a new stage for intermediate photovoltaic installations.
Chez Bohr Energie, we are at the side of producers to guide them in the constitution of their files, optimize their valuation and secure their income thanks to our aggregation and innovation solutions.

Get your files ready today to maximize your chances during this first AOS session.

Contact us to find out more