If the winter solstice is the sunshine standard day, the effective sunshine time is 9: 00-15: 00; Take the severe cold day as the standard day, and the effective sunshine time zone is 8:00- 16.

1, each apartment should have at least one living space to get sunshine, and the sunshine standard should comply with the current national standard "Code for Planning and Design of Urban Residential Areas" GB 50180;

2, more than half of the dormitory room, should be able to get the same sunshine standard as the residential living space;

3. The main rooms of nurseries and kindergartens should be able to obtain sunshine standards of not less than 3 hours from winter solstice;

4. Bedrooms and living rooms in old people's houses and disabled people's houses, more than half of wards and nursing homes in hospitals and nursing homes, and more than half of classrooms in primary and secondary schools should be able to obtain sunshine standards of not less than 2 hours from winter to day.

Legal basis:

Code for planning and design of urban residential areas

Article 1054 adapts to residents' activities, comprehensively considers the requirements of sunshine, lighting, ventilation, disaster prevention, facilities and management, and creates a convenient, comfortable, safe and beautiful living environment.

Article 502 The residential spacing shall be determined on the basis of meeting the requirements of sunshine, taking into account the requirements of lighting, ventilation, fire fighting, earthquake resistance, pipeline laying and avoiding line-of-sight interference.