Subsidies for commercial and residential building energy efficiency investments

Last updated: 22 October 2019

The Ministry of Economy, Trade and Industry (METI) provides a subsidy for energy efficiency investments to reduce the upfront cost for introducing high efficient technologies in buildings.

Eligible activities:

(i)  replacement of existing equipment to energy-efficient equipment at factories or other facilities,

(ii) introduction of net-zero energy houses (ZEH),

(iii) demonstration of net-zero energy buildings (ZEB), and

(iv) retrofit insulation in existing houses using energy-efficient building materials. The details of subsidy amount and rate are as below.

Subsidy amount and rate

i. Replacement of existing equipment to energy-efficient equipment at factories or other facilities: Bewteen 1/2 to 1/3 of the project cost.

ii. Introduction of net-zero energy houses (ZEH) : Fixed amount per house.

iii. Demonstration of net-zero energy buildings (ZEB): Up to 2/3 of the project cost.

iv. Retrofit of insulation in existing houses using energy-efficient building materials: Up to 1/3 of the project cost.

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End uses covered
  • Building end-uses
  • Building systems
  • Building envelope