María Fernández - Senior Associate - Energy - Public Law - Fieldfisher Spain | Fieldfisher
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Professional background

Professional background

I hold a degree in Law and Business Administration and Management from the Centro Universitario de Estudios Financieros, and later completed the Master’s Degree in Access to the Legal Profession and Legal Advice for Companies at IE.

Before joining Fieldfisher Spain, I spent three years working in the Public Law departments of the international law firms Pinsent Masons and Freshfields Bruckhaus Deringer.

I have experience in M&A transactions, particularly in preparing due diligence reports, drafting and negotiating contracts, and handling administrative and contentious-administrative proceedings.

Authored pieces

All Resources
A long exposure photo of a water dam and bridge at sunset, with vibrant purples and blues in the sky and smooth flowing water creating a serene, dynamic effect. The structure is modern, and lights are visible in the distance.
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New CNMC proposal on flexible access permits

15.07.2026
The CNMC’s draft resolution on flexible access permits lowers voltage thresholds for distribution-connected projects and strengthens storage as flexible demand. It aims to unlock projects at grid nodes without firm capacity, subject to operational restrictions, additional technological requirements and more active electricity consumption management. Comments must be submitted by 17 July 2026.  
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The image shows the intricate structure of an electric power transmission tower with power lines extending into the distance. The sun is setting in the background, casting a gradient of pink and blue hues across the sky, creating a striking contrast with the silhouette of the tower.
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New reform under way in Spain: measures with a direct impact on the development and operation of energy projects

08.07.2026
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New Auction Framework for Cogeneration: Urgent Analysis

26.06.2026
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Public Consultation on the Inclusion of Natural Gas Consumer Protection Measures

12.02.2026
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Business obligations and new developments regarding carbon dioxide absorption projects

16.04.2025
On 12 April 2025, Royal Decree 214/2025, of 18 March, on the registration of carbon footprint, offsetting and carbon dioxide absorption projects (the "Register "), and by which the obligation to calculate the carbon footprint and to draw up and publish greenhouse gas (CO2) emission reduction plans, was published in the Official State Gazette.
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