Ordinances, etc.

• Ordinance on conservation, etc. of Yokohama City Living Environment (extract) (February 2012 Yokohama City Ordinance No. 16) (PDF: 12KB)
• Ordinance for Enforcement of the Ordinance on conservation, etc. of Yokohama City Living Environment (Extract) (March 29, 2019 Yokohama City Regulations No. 26) (PDF: 124KB)

※"Temporary buildings" prescribed in Article 18, Item 3 of the Act on Improvement of Energy Consumption Performance of Buildings have been excluded from specific buildings that require notification of building environmental considerations plans.

• Detailed Regulations on conservation, etc. of Yokohama City Living Environment (Extract) (PDF: 29KB)
• Building Environmental Consideration Guidelines (February 2009 Yokohama City Notification No. 42) (PDF: 12KB)

Some revisions have been made to display standards.
※In accordance with the method stipulated in Article 3 of the "Summary of Evaluation of Wood Use of Buildings and Awards for Excellent Wood Use Buildings and Confirmation of Plans for Buildings", the use of wood is arbitrarily evaluated, and wood use For those whose evaluation is A or higher, it is now possible to display the use of wood.

• Yokohama-shi building environmental performance indication standard (partial revision in April, 2025) (PDF: 676KB)
• Summary (February, 2016 partial revision) about report of Yokohama-shi non-specific building environment consideration plan (PDF: 73KB)