Reduction system for property tax and city planning tax on houses that underwent energy-saving renovation work.

In order to promote energy-saving measures for buildings, certain heat loss prevention and repair work (hereinafter referred to as “energy saving renovation work, etc.”) will be carried out by March 31, 2026, and renovation was completed. Only those declared to the ward office Tax Division house charge of the ward where the assets are located within three months from the date of completion of the renovation work. Thing.
In addition, about house which energy saving repair work was carried out and correspond to authorized long-term excellent house, rate to be reduced is expanded from one-third to two-thirds.
In addition, about thing that energy saving repair work is performed by March 31, 2024, and property tax is reduced, about city planning tax is reduced in addition (※ reduction of city planning tax is Yokohama-shi It is a unique measure. The handling of renovation work has been performed after April 1, 2024 is undecided. ) 。

The following requirements must be met.

• The reduction due to this system can only be received once per unit.
• Seismic retrofitting workIt will not be applied at the same time as the result. However,Barrier-free renovation workIt is possible to apply at the same time as a result. In the case of certified long-term excellent housing, neither the reduction due to seismic retrofitting work and the reduction due to barrier-free renovation work can be applied at the same time.
• There is no reduction for land.
• For co-owned houses, energy-saving renovation work, etc. performed on the exclusive part is eligible for reduction (construction performed for common areas is not eligible for reduction.) 。

Please report to Director General of the ward where the house is located within three months after the completion of energy-saving renovation work.
(You will have to submit it to the ward office Tax Division House in charge of the ward where the house is located.)

（１） The person (taxpayer / owner), his / her heir, or a corporation that inherits the tax obligation through a merger
（２） proxy/agent of the person (a power of attorney is required.)
（３） living together relatives requested by the person himself

Please mail the following documents to the ward office Tax Division House in charge of the ward where the house is located.
Also, please fill in the remarks column of the declaration form with Phone number that can be contacted during the day.

(1)Declaration form (declaration on reduction of property tax and city planning tax imposed on heat loss prevention renovation houses, etc.)

We can download report about reduction of property tax, city planning tax to affect energy saving repair houses. (External site) (distributed at the ward office Tax Division.)
If you cannot submit within three months from the date of completion of energy-saving renovation work, etc., please write the reason in the other column.

(2)A copy of the taxpayer's resident certificate

(Note) If the taxpayer lives in the city, you may be able to omit the submission of a copy of resident certificate. Please contact the Tax Division House Section in advance.

(3)Construction certificate for extension and remodeling

The following persons can issue this document.

A. architect
(A) Designated confirmation inspection organization
(C) Registered Housing Performance Evaluation Organization
D. Housing Defect Liability Insurance Corporation

(Note 1) Please refer to the following for details.
[Form] Construction certificate for extension and remodeling (PDF: 621KB)
(Note 2) Normally, the architect in charge of the renovation work will issue a certificate, so please contact the contractor first for issuing a certificate.

(4)Documents that can confirm the contents of subsidies, etc. (only if subsidies are received)
(5)Copy of certification letter (only in the case of certified long-term excellent housing)

This document is issued by City of Yokohama, Housing and Architecture Bureau Building Planning Division.
Please see the City of Yokohama, Housing and Architecture Bureau Building Planning Division website for information on certified long-term excellent housing and certification notices.