Collection of Yokohama City Building Standard Law Handling Standards

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The operation of the May 2023 version began on May 26, 2023.
※We performed necessary revision with partial revision of Yokohama-shi building standard regulations and Yokohama-shi Building Standard Act enforcement detailed regulations.

• Definitions of Article 2 of the Act
  • 1-1 Regarding the handling of small warehouses under the Building Standards Law
  • 1-2 Handling of palm-shaped balconies, etc.
  • 1-3 About mounts, etc. (Reference)
  • 1-4 Handling of multi-family housing
  • 1-5 Parts where there is a risk of fire spread (neighboring land boundary such as waterways)
  • 1-6 Handling of Roads
• Definition of Terms Article 1 of the Order
  • 1-7 Handling of Sites
  • 1-8 Regarding the handling of separate buildings in the basement garage of houses
• Article 7-6 Restrictions on the use of buildings until receiving an inspection certificate.
• February 23, 2015 Notification of the Ministry of Land, Infrastructure, Transport and Tourism No. 247 Matters that stipulate the standards, etc. specified by the Minister of Land, Infrastructure, Transport and Tourism of Article 7-6, Paragraph 1, Item 2 of the Building Standards Act
  • 1-9 Handling of ordinances that do not require compliance at the time of temporary use certification

• Article 25 of the Act Outside walls of large-scale wooden buildings, etc.
  • 2-1 Based on the provisions of Article 25 of the Act and Article 61 of the Act, measures against nasal and gables when a fire protection structure is required behind the eaves
• Article 28 of the Act Lighting and Ventilation of Living Rooms
  • 2-2 Lighting of living rooms (sites facing waterways, etc.)
• Article 23 of the Order The width of the stairs and their landings, as well as the dimensions of the stairs and the steps.
• Article 26 of the Order Inclination in place of stairs
  • 2-3 Handling of Article 23 of the Ordinance
• Article 126-6 of the Order
• Article 126-7 Structure of Ordinance
  • 2-4 About emergency entrance
  • 2-5 Handling of entrances, etc. related to single-family houses on alley-like sites
• Article 35-2 Interior of special buildings, etc. of the Act
  • 2-6 Application of interior restrictions for cooking rooms, etc.

• Article 42 of the Act Definitions of Roads
  • 3-1 About roads prescribed in Article 42, Paragraph 1, Item 2 of the Act
• Detailed Article 12 Designation of roads considered to be roads
  • 3-2.2 Roads
  • 3-3 Road boundary of section 2 road in contact with river (reference)
  • 3-4.2 Confirmation and inspection of sites where fences etc. remain on the road
• Article 43 of the Act Relationship between Sites and Roads
  • 3-5 approach form of site
  • 3-6 Sites that meet the approach rules
• Article 44 of the Act Building Restrictions on Roads
  • 3-7 Building restrictions on roads designated under the provisions of Article 42, Paragraph 1, Item 5 of the Act

• Restrictions on buildings in the separate table No. 2 restricted zone (Article 27, Article 48, Article 68-3)
• Article 130-3 A multi-purpose house that can be built in a first-class low-rise residential area
• Article 130-4 Buildings necessary for the public interest that can be built in the first-class low-rise residential area
  • 4-1 Type 1 Low-rise Residential Areas (Attached Table 2 (i))
• Restrictions on buildings in the separate table No. 2 restricted zone (Article 27, Article 48, Article 68-3)
• Article 130-5-2 Buildings such as stores, restaurants, etc. that can be built in the second-class low-rise residential area and rural residential area of Ordinance
  • 4-2 Type 2 Low-rise Residential Areas (Article 2(B) of the Act)
• Restrictions on buildings in the separate table No. 2 restricted zone (Article 27, Article 48, Article 68-3)
• Article 130-5-3 Buildings such as stores, restaurants, etc. that can be built in the first-class middle- and high-rise residential area
  • 4-3 Type 1 Middle- and High-rise Residential Areas (Attached Table 2 (ha))
  • 4-4 Handling of welfare-related facilities
  • 4-5 Handling of animal-related facilities and barns

5-1 to 5-9 (text) (PDF: 802KB) / 5-9 (handling case of diagonal road) (PDF: 358KB) / 5-9 (handling case of sky rate) (PDF: 273KB) / 5-10 ~ 5-14 (PDF: 398KB)

• Article 52 of the Act Floor Area Ratio
• Ordinance Article 4-5 (Designation of the ground surface pertaining to the non-excluded system for floor area ratio of basements such as 3 houses in Chapter 1)
  • 5-1 Handling of Article 52, Paragraphs 4 and 5 of the Act
• Article 52 of the Act Floor Area Ratio
• December 25, 2003 Yokohama City Notification No. 455 Designation of areas, etc. according to the provisions of Article 52, Paragraph 8 of the Building Standards Act
  • 5-2 Relaxing floor area ratio restrictions based on Article 52, Paragraph 8 of the Act
• Article 53 of the Act Building Coverage Rate
• Article 13 Relaxation of Building Coverage Rates
  • 5-3 Reduction of occupancy rate
  • 5-4 Relaxation of corner lots, etc. of the coverage rate
• Article 53-2 of the Act Site Area of Buildings
  • 5-5 As prescribed in Article 53-2, Paragraph 3 of the Act, "If used as a site of a building based on existing ownership or other rights, all land that does not conform to the provisions of the same paragraph When using as one site "
• Article 54 of the Act Retreat distance of the outer wall in a Type 1 low-rise residential area, etc.
• Article 135-22 Relaxation of restrictions on retreat distances of outer walls in first-class low-rise residential areas, etc.
  • 5-6 Retreat the outer wall in the first-class low-rise residential area and the second-class low-rise residential area
  • 5-7 Alleviate the retreat of the outer wall of the bay window, etc. as provided for in Article 135-22 of the Ordinance
  • 5-8 “Storage and other similar uses” prescribed in Article 135-22 of the Ordinance
• Article 56 The height of each part of a building
  • 5-9 Road diagonal line restrictions and sky rate
• Article 58 of the Act
• October 14, 2011 Yokohama City Notification No. 506 Yokohama International Port Construction Project Advanced Area (Excerpt)
  • 5-10 "Roads, water surfaces, track floors, and the like (excluding open spaces and parks) Handling of "
  • 5-11 North diagonal line when roads, etc. touch the north side of the site of the building
  • 5-12 North diagonal line when there is a boundary between the altitude area
  • 5-13 Handling of diagonal lines on the north side of the handrails
• December 25, 2003 Yokohama City Notification No. 456 Restrictions in the area without designation of restricted zone in the city planning area
  • 5-14 Restrictions within the city planning area where no restricted zone is specified

• Article 85 of the Act Relaxation of restrictions on temporary buildings
  • 6-1 Procedures for temporary buildings outside the construction site
• Article 88 of the Act mutatis mutandis to workpieces
• Article 138 of Ordinance Designation of Workpieces
  • 6-2 Torii
• Article 91 Measures when the site of a building extends inside or outside the area, area, or district
  • 6-3 When the site extends inside and outside the building agreement area
• Article 56-2 of the Act Restrictions on the height of middle- and high-rise buildings due to shade
  • 6-4 shading regulations when a shading occurs across a city border
  • 6-5 Confirmation applications, etc. where the site is across multiple specific administrative agencies

• Others
  • 7-1 Urban planning roads, etc. to widen existing roads
  • 7-2 Site facing the railroad tracks
  • 7-3 Restrictions on diagonal lines of buildings pertaining to elevated tracks
  • 7-4 3D car garage
  • 7-5 rack warehouse

Kanagawa Prefectural Building Administration Liaison Council (outside site)

• Kanagawa Building Standard Act handling standard-calculation method such as area, height, number of floors-(April 1, 2019 version) (outside site)