Is it illegal to open a skylight in the attic?

Legal analysis: it is not illegal to open the skylight in the attic. The skylight of the top attic should be reported to the property management company, and the construction should be carried out in accordance with the corresponding regulations after communication and consultation with the property. The skylight in the attic is a part of interior decoration, and the reconstructed skylight can't affect the neighborhood, so as to avoid leakage of rain and water. If the skylight is modified without permission, it will have an impact on the appearance, quality and neighborhood of the building, which belongs to building violation and needs to be removed.

Legal basis: Interpretation of the Supreme People's Court on Several Issues Concerning the Specific Application of Laws in the Trial of Disputes over Differentiated Ownership of Buildings Article 4 The owner's free use of the roof and external wall corresponding to the exclusive part of the house and business building based on the reasonable needs of the specific use function shall not be deemed as infringement. However, those who violate laws, regulations and management regulations and harm the legitimate rights and interests of others are excluded.