Land & Territory › Regions & Cities › Buildings and Architectural Administration — Public Data APIs

Open APIs related to Buildings and Architectural Administration, within Land & Territory › Regions & Cities on the Public Data Portal. 25 REST APIs, sorted by most requested. Click a name to go to its application page on the Public Data Portal. Search & filter on the main explorer.

  1. Ministry of Land, Infrastructure and Transport – Building HUB Building Ledger Information Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-07-10
    12,084 requests

    Provides attribute information managed in building ledgers, such as basic overview, general title section, title section, floor-by-floor overview, accessory lot numbers, exclusive/common area, sewage purification facilities, housing prices, exclusive section, and regional district sections. * Data format request variable: &_type=xml or &_type=json (defaults to xml if omitted) Formerly 'Building Data Private Opening System…

    RESTAuto-approvedNo restriction
  2. Ministry of Land, Infrastructure and Transport – Architecture HUB – Building Licensing Information Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-07-10
    2,708 requests

    Provides attribute information from building licensing information such as basic overview, overview by building, overview by floor, overview by unit, major renovations, exclusive/shared area, structure management ledger, demolition/destruction management ledger, temporary buildings, sewage treatment facilities, parking lots, attached parking lots, exclusive/shared area by unit, district/zone, road name ledger, site location, housing type, etc. Formerly provided in the 'Building Data Private Open System'…

    RESTAuto-approvedNo restriction
  3. Ministry of Land, Infrastructure and Transport – Land Use Regulation Information Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-01
    2,033 requests

    This is a land use regulation information act restriction service that connects land use acts and possibility for each, and configures them to be queried by city-gun-gu/region-district, regarding land use act regulation contents stipulated in the National Land Planning and Utilization Act, each individual law and related city (gun) planning ordinances and other ordinances.

    RESTAuto-approvedNo restriction
  4. 国土交通部 – 建築HUB_住宅認許可情報 サービス

    国土交通部 · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-07-10
    1,020 requests

    주택건설사업계획승인 정보 개요본 API는 주택건설사업계획승인과 관련된 다양한 속성 정보를 제공합니다. 주요 제공 항목은 다음과 같습니다:기본개요: 사업의 일반 정보동별개요: 각 동(Building) 단위의 상세 정보층별개요: 층별 구성 및 용도 정보호별개요: 세대별 세부 정보부대시설: 커뮤니티, 관리시설…

    RESTAuto-approvedNo restriction
  5. Ministry of Land, Infrastructure and Transport – Architecture HUB Building Energy Information Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-07-10
    762 requests

    Building energy usage information provides electricity and gas usage information of buildings collected through the National Building Energy Integrated Management System. This data is aggregated on a monthly basis and is composed based on usage by lot number (KWh). Major provided items: Si/Gun/Gu code, legal dong code, main lot number, sub lot number, usage year/month, electricity usage (KWh), gas usage (KWh), provided unit…

    RESTAuto-approvedNo restriction
  6. Ministry of Land, Infrastructure and Transport – Land Use Regulation Statutes Information Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-01
    747 requests

    Configured and provided so that regulations related to acts and restrictions stipulated in urban (gun) planning ordinances and other ordinances related to regulatory statutes subject to the Framework Act on Land Use Regulation, such as the National Land Planning and Utilization Act and other statutes, can be queried in connection with provisions applicable by city/gun/gu / region/district.…

    RESTAuto-approvedNo restriction
  7. Ministry of Land, Infrastructure and Transport – Architecture HUB Closed and Eradicated Ledger Information Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-07-10
    385 requests

    Provides attribute information managed in the closed and eradicated ledger, such as basic overview, general title section, title section, floor-by-floor overview, auxiliary lot numbers, exclusive and common area, sewage purification facilities, exclusive section, housing price, and regional district zone. Previously, architectural information by type was provided through the 'Architecture Data Private Open System', but now the same is provided through the **Architecture Service Industry Information System (Architecture HUB)**…

    RESTAuto-approvedNo restriction
  8. Ministry of Land, Infrastructure and Transport – Regulation Guidebook Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-01
    305 requests

    Provides summarized information on licensing guidelines for each stage, divided into planning and building licensing stages, business execution and construction stages, and use/registration/notification stages, for the Enforcement Rule Appendix of the Building Act and other land use activities specified in Article 2, Subparagraph 2 of the Framework Act on Land Use Regulation and Article 2 of the Enforcement Decree of the same Act.

    RESTAuto-approvedNo restriction
  9. Korea Elevator Safety Agency – Elevator information inquiry service by building

    Korea Elevator Safety Agency · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-11-06
    237 requests

    Elevator information inquiry service by building, providing elevator location 1 belonging to the building, final inspection validity period (start date), final inspection validity period (end date), final inspection judgment result, city/province name, city/county/district name, building management number, building name, elevator unique number, elevator car number, elevator classification, elevator type, elevator detailed type, elevator kind, elevator status, initial installation date, installation date, installation location…

    RESTAuto-approvedAttribution required
  10. Ministry of Land, Infrastructure and Transport – Architecture HUB building maintenance inspection information service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-07-10
    218 requests

    Provides building maintenance inspection agencies and regular inspection history information collected by the building lifecycle management system. * Inspection agencies: Provides address, building name, business status, application scale, safety diagnosis status, regular inspection status, and inspection agency classification information based on the city/province code and inspection agency name where the inspection agency that performed building maintenance inspections is registered.…

    RESTAuto-approvedNo restriction
  11. Ministry of Land, Infrastructure and Transport – Soil and Stone Information Sharing System Soil and Stone Information Sharing Service

    Ministry of Land, Infrastructure and Transport · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2021-04-27
    180 requests

    Information on soil and stone types, construction site information, detailed types (uses), transport in/out locations (distance), generated soil and stone volume, expected generation date, transport in/out status information, soil dumping sites, borrow pits, and aggregate companies

    RESTAuto-approvedNo restriction
  12. Korea Elevator Safety Agency – Building-by-building elevator specification information inquiry service

    Korea Elevator Safety Agency · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-11-06
    117 requests

    The building-by-building elevator specification information service allows users to check information such as elevator type, elevator status, installation date, elevator model, inspection expiration date, manufacturer's maximum capacity, load capacity, car dimensions (width), car dimensions (depth), car entrance dimensions (width), and car entrance dimensions (height).

    RESTAuto-approvedNo restriction
  13. Korea Rural Community Corporation – Rural and Fishing Village Regional Development Rural Village Status

    Korea Rural Community Corporation · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-06-30
    111 requests

    Summary: A service that provides basic information on rural villages by region based on nationwide, city/do, or si/gun/gu statutory dong codes among rural and fishing village regional development projects, and resource information of each rural village based on village ID 1. Inquiry of basic information such as origin, population, and number of houses of rural villages nationwide - Population by age, population by gender - Number of empty houses, slate houses - Village origin…

    RESTReview requiredNo restriction
  14. Korea Elevator Safety Agency – Elevator Operation Information Inquiry Service by Building

    Korea Elevator Safety Agency · Nationwide · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-11-10
    109 requests

    This is an elevator operation information inquiry service by building, allowing users to check elevator unique numbers, building names, building addresses, and elevator expiration dates using building addresses and elevator unique numbers.

    RESTAuto-approvedNo restriction
  15. Busan Metropolitan City – Construction Project Status

    Busan Metropolitan City · Busan · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-28
    107 requests

    Busan Metropolitan City opens construction project status and construction progress data promoted by the Busan Construction Headquarters. The opened data includes information on a total of 474 construction projects. The data includes construction name, process status, total construction period, elapsed days, progress rate, process status plan/achievement, business field, construction period, business overview, promoting department, person in charge, phone number, business cost, supervising company…

    RESTAuto-approvedNo restriction
  16. Gyeongsangnam-do – Excellent Housing

    Gyeongsangnam-do · Gyeongnam · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2020-08-06
    50 requests

    Gyeongsangnam-do Excellent Housing Inquiry Service that searches for the building name, content, construction year, structure, etc., of excellent housing in Gyeongsangnam-do.

    RESTReview requiredNo restriction
  17. Yeongju-si, Gyeongsangbuk-do – Land Property

    Yeongju-si, Gyeongsangbuk-do · Gyeongbuk Yeongju-si · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-02
    40 requests

    This API provides attribute information of parcels, including items such as registration number, lot number, land category code, and area of each land. It can be utilized by individuals to check the area or usage (land category) of a specific parcel. In addition, public institutions can link it to tasks such as urban planning formulation, cadastral resurvey, and national land utilization planning, and the general public…

    RESTAuto-approvedNo restriction
  18. Yeongju-si, Gyeongsangbuk-do – Apartment Complex Management Subsidy Support Status

    Yeongju-si, Gyeongsangbuk-do · Gyeongbuk Yeongju-si · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-15
    38 requests

    This API is a public service that digitizes the management subsidy support history implemented by Yeongju-si for apartment complexes within its jurisdiction. By providing key item information such as complex name, address, project details, and start and end periods, it is used as important foundational data for realizing housing welfare and enhancing administrative transparency. Through this data, administrative agencies can support apartment complexes and other…

    RESTAuto-approvedNo restriction
  19. Yeongju-si, Gyeongsangbuk-do – Building Assets

    Yeongju-si, Gyeongsangbuk-do · Gyeongbuk Yeongju-si · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-07-15
    34 requests

    This API is public data that systematically provides information on building-type public assets owned by Yeongju-si. It includes detailed items such as the registration number, building location, road-name address, main structure code, roof structure code, gross floor area, and acquired area, making it possible to understand the physical and administrative characteristics of public property managed by local governments…

    RESTAuto-approvedNo restriction
  20. Jeonbuk Development Corporation – Regional Rental Housing Subscription Area vs. Contract Amount Inquiry Service

    Jeonbuk Development Corporation · Jeonbuk · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-11-07
    33 requests

    This is an OpenAPI service that allows users to check contract amount information compared to subscription areas for regional public rental housing constructed by the Jeonbuk Development Corporation. Through this API, users can search items such as building name, recruitment round, area code, number of supplied units, contract amount, balance, total deposit, and rent, and compare and analyze regional rental conditions and detailed contract information.…

    RESTReview requiredNo restriction
  21. Jeonbuk Development Corporation – Contractable Households Inquiry Service

    Jeonbuk Development Corporation · Jeonbuk · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-11-05
    32 requests

    This is a service that allows users to query contractable household information among public rental housing managed by the Jeonbuk Development Corporation. Through this service, major information such as building name, area name, rental area, exclusive area, common area, other area, number of rooms, building/unit number, and move-out date can be checked in real time. This service efficiently grasps the supply status of public rental housing…

    RESTReview requiredNo restriction
  22. Seo-gu, Daegu – Buildings Subject to Mechanical Equipment Performance Inspection

    Seo-gu, Daegu · Daegu Seo-gu · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2022-12-16
    30 requests

    A service that provides items such as registration number, city/county/district name, legal dong name, main lot number, sub lot number, building name, and gross floor area in square meters for buildings subject to mechanical equipment performance inspection in Seo-gu, Daegu, using input parameters.

    RESTAuto-approvedNo restriction
  23. Jeonbuk Development Corporation – Cancelled Household List Inquiry Service

    Jeonbuk Development Corporation · Jeonbuk · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2025-11-07
    26 requests

    A service to query information on households whose tenancy has been terminated among public rental housing managed by the Jeonbuk Development Corporation. Through this API, you can check key information such as building name, block, unit, and termination date, which can be used to monitor and manage vacancy status after the lease contract ends. This service helps understand the status of moving-out households to manage rental housing operation.…

    RESTReview requiredNo restriction
  24. Chungcheongnam-do – Construction Earth and Stone Information

    Chungcheongnam-do · Chungnam · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2022-08-17
    25 requests

    A service that allows users to query construction earth and stone information, such as project name, earth and stone type, and location, for each region of Chungcheongnam-do provided by the Construction Resource Information Sharing System.

    RESTAuto-approvedNo restriction
  25. Seoul Metropolitan Infrastructure Headquarters – Seoul Entrusted Construction Supervision Processing Information

    Seoul Metropolitan Infrastructure Headquarters · Seoul · Land & Territory › Regions & Cities › Buildings and Architectural Administration · Updated 2026-05-26
    18 requests

    This data is information on ongoing construction among construction entrusted by Seoul City and autonomous districts. It was established to enhance the transparency and efficiency of public projects by providing supervision status information of construction projects commissioned by Seoul City. The open data is written as of April 2024, and spans from December 2023 to 2024.…

    RESTAuto-approvedNo restriction
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