Who is responsible for the water leakage on the top terrace?

Legal analysis: who is responsible for the leakage of the balcony on the roof depends on the cause of the leakage. If it is caused by upstairs decoration, the upstairs should be responsible for maintenance and compensate for the losses according to law; If it is caused by housing quality problems, the developer is responsible for maintenance and compensation for losses. If one's own house causes damage to the rights of the neighboring parties, he shall take the initiative to bear the liability for damages.

Legal basis: Civil Code of People's Republic of China (PRC).

Article 288 The neighboring obligee of real estate shall correctly handle the neighboring relationship in accordance with the principles of facilitating production, facilitating life, solidarity and mutual assistance, and fairness and reasonableness.

Article 289 Where there are provisions in laws and regulations on the handling of adjacent relations, such provisions shall prevail; Where there are no provisions in laws and regulations, local customs can be followed.