La Liga and UCL regulations for the retractable roof at the Santiago Bernabeu
The regulations for the retractable roof at the Santiago Bernabeu differ between La Liga and UEFA competitions.
In La Liga, Real Madrid have the freedom to decide if the roof stays open or shut.
However, once they have decided, they cannot change the configuration during half-time.
In the UEFA Champions League, UEFA initially decides whether the roof stays open or shut.
However, if the weather conditions are unfavorable during the game, Real Madrid can request to adjust the roof.
Madrid Universal also reports that there are some other restrictions on when Real Madrid can close the roof of the stadium on matchdays.
Real Madrid have been working with both La Liga and UEFA to develop these regulations.
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