In 2026, Portugal reinforces its approach to ecological property taxation through the State Budget and the housing fiscal package, using tax policy as a tool to promote sustainable real estate and discourage inefficient property use.
The system increasingly links tax benefits to environmental performance and affordable housing outcomes, particularly within urban rehabilitation and energy-efficient projects. The most relevant measure is the introduction of a reduced VAT rate of 6% on construction and rehabilitation, applicable to housing sold or rented at “moderate prices,” significantly lowering development costs and encouraging sustainable supply.
At the same time, the State Budget strengthens incentives for long-term and accessible housing through IMI and IMT exemptions, particularly for properties destined to affordable rental schemes, reducing both acquisition and holding costs.
From an income taxation perspective, ecological and social objectives are reinforced through a reduction of IRS on rental income to around 10% for moderate rents, alongside capital gains exemptions when proceeds are reinvested into housing for rental purposes. These measures create a strong incentive to convert inefficient or vacant assets into productive, sustainable housing.
Overall, the 2026 framework reflects a clear Shift, Portugal is moving toward a model where property taxation is no longer neutral, but instead actively rewards sustainable, rehabilitated, and socially oriented real estate, while indirectly penalizing non-compliant or inefficient assets.