Who is responsible for the leakage of the balcony downstairs?

1, and the real estate license does not exceed 5 years.

According to Decree No.80 of the Ministry of Construction in 2000, Measures for Quality Assurance of Housing Construction Projects. Fourth housing construction projects in the warranty scope and warranty period of quality defects, the construction unit shall fulfill the warranty obligations. Article 7: Under normal use conditions, the minimum warranty period of building construction projects is: roof waterproofing works, leakage prevention of toilets, rooms and external walls with waterproof requirements, which is 5 years.

2, real estate license for more than 5 years.

It is the responsibility of the property. Man-made water leakage, upstairs residents can claim compensation. According to the provisions of the General Principles of the Civil Law on neighboring relations: "The neighboring parties of real estate should correctly handle the neighboring relations in terms of water interception, drainage, transportation, ventilation and lighting in accordance with the spirit of convenient production, convenient life, solidarity and mutual assistance, fairness and reasonableness. If it causes obstacles or losses to the neighboring parties, it shall stop the infringement, remove the obstacles and compensate for the losses. "