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The energy efficiency deduction applies in the tax period in which the energy certificate is issued
V1528-26
Efficiency energy deduction valid even if certificate registered beyond one month
V1204-26
Batteries installed after energy certificate cannot be deducted
V0967-26
Deduction for energy efficiency works requires prior energy certificate
V0547-26
Energy efficiency deduction applies in year certificate issued, upon registration
V2242-25
The energy efficiency deduction is applied in the tax period in which the energy certificate following the works is issued
V1390-25
Cancellation costs and certificates can be deducted from property sale value
V0810-25
60% tax deduction for energy renovation works in residential buildings may be applicable
V2623-24
Energy efficiency tax deduction not applicable to works carried out before Royal Decree-Law 19/2021 entered into force
V2168-24
Energy efficiency certificates issued before subsequent works may be used to prove efficiency improvements
V2153-24
Energy efficiency tax deduction requires prior registration of the certificate
V2080-24
Energy efficiency tax deduction cannot be applied without a pre-work certificate
V2093-24
Energy renovation tax deduction unavailable if prior certificate was not registered
V1791-24
Energy renovation tax deduction applies in the tax year the certificate is issued
V1770-24
Energy efficiency tax deductions applicable to residential buildings subject to improvement requirements
V1717-24
Energy certificates issued before works but registered afterwards are valid for income tax deductions
V1535-24
Energy efficiency tax deduction requires a valid certificate issued within the last two years
V1533-24
Energy efficiency tax deduction unavailable without pre-renovation certificate
V1443-24
Energy efficiency tax deduction requires a certificate issued within the last two years
V1422-24
Energy efficiency tax deduction denied if prior certificate is not registered
V1261-24
Energy efficiency tax deduction requires a certificate issued no more than two years prior
V1175-24
Prior energy efficiency cannot be proven with a certificate issued after works have been completed
V0551-24
Potential application of the 60% tax deduction for energy efficiency improvements in residential buildings
V0477-24
Energy efficiency tax deduction unavailable without a prior certificate issued within the last two years
V0425-24
Energy efficiency tax deduction: prior energy certificate registered after works is valid
V0360-24
Energy efficiency tax deduction cannot be applied without a pre-renovation certificate (if required to prove improvement)
V3263-23
Energy efficiency certificates mandatory for tax deductions on energy improvement works
V3180-23
V3090-23
Pre-renovation energy certificates valid for energy efficiency tax deductions under certain conditions
V3086-23
Prior and subsequent energy efficiency certificates required for energy efficiency tax deductions
V2991-23
The deduction for energy rehabilitation in residential buildings may be applied if the requirements are met
V2806-23
The energy efficiency deduction cannot be applied without a prior certificate issued less than two years ago
V2468-23
The energy efficiency deduction cannot be applied without a certificate issued prior to the commencement of works
V2464-23
Energy efficiency tax deduction requires a certificate prior to works
V2455-23
V2397-23
The energy efficiency deduction may be applied in 2023 if the energy certificate is registered
V1993-23
It is not possible to prove prior energy efficiency with a certificate issued after the works for the deduction
V1960-23
Energy efficiency tax deduction requires a pre-renovation certificate
V1425-23
Energy efficiency tax deduction invalid if prior certificate fails LIRPF requirements
V1326-23
Energy efficiency tax deduction may be applied in the year the certificate is issued, subject to prior registration
V1271-23
Prior energy efficiency cannot be proven using a certificate issued after works have been completed
V1251-23
60% tax deduction for energy efficiency improvements in residential buildings may be applied
V1221-23
Energy efficiency tax deduction requires a certificate issued before works begin
V1180-23
V1101-23
Energy efficiency tax deduction: energy certificates issued prior to works may be valid
V1123-23
Energy efficiency tax deduction cannot be applied without a pre-renovation certificate
V1098-23
V0752-23
60% tax deduction for energy efficiency renovations in residential buildings may be applicable
V0585-23
Prior registration of energy certificate required to claim energy efficiency tax deduction
V0524-23
V0476-23
Energy efficiency tax deduction applies in the tax year the energy certificate is issued
V0361-23
Energy efficiency tax deduction requires a certificate issued before works or within the last two years
V0263-23
Energy efficiency tax deductions for single-family homes possible via group certificates
V0219-23
Possibility of applying the 60% deduction for energy rehabilitation works in buildings for residential use
V0090-23
Choice between energy efficiency tax deductions depending on work requirements
V0055-23
Energy efficiency tax deduction requires registered energy efficiency certificate
V2582-22
Requirement of a prior energy certificate for energy efficiency tax deductions
V2367-22
Energy efficiency tax deduction requires prior certification before works begin
V2364-22
Energy efficiency tax deduction requires a certificate issued less than two years prior
V2368-22
Energy efficiency tax deduction requires an energy certificate issued prior to works
V2206-22
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