Among the available policies to promote and support energy efficiency measures in Italy, white certificates and tax relief schemes are the ones that have been in use for a longer time (almost twenty years) and have produced the largest impact in terms of energy savings. In the paper presented at the 2024 eceee summer study the main characteristics are illustrated, together with the possible role of tax reliefs with tax credit transfer as an option to reduce energy poverty. In the end I also recommend another paper I co-authored on the situation of energy efficiency targets at EU member state level.
The Italian mix to achieve the targets on energy savings set by the energy efficiency directive includes many policies. Among them, the two that have played the main role over the last decades have been the white certificate scheme (WhC) and tax reliefs (including superbonus and ecobonus). This paper aims at illustrating how such policies have worked, what results they have achieved, what issues have been met over the years, and how everything reflects in the Italian National Energy and Climate Plan (NECP).
The Italian WhC has been in place since 2005 and has achieved 29 Mtoe of energy savings since its launch. The scheme is a tradable one, with an important role for ESCOs, that has involved in recent years mainly industry, even if it is open to all the sectors. Among its main characteristics there is the fact that all energy savings, since 2017, are effectively measured according to an approach in line with International Performance Measurement and Verification Protocol (IPMVP) option B.
Ecobonus has been in place since 2007 and has achieved 26 Mtoe of energy savings by 2020. It is a tax relief scheme, covering from 50% to 85% of the capital expenditures recoverable on tax payments over 10 years and limited to energy efficiency measures for buildings. The relief quota depends on the type of intervention (it is higher for condominiums if associated to anti-seismic measures). The energy savings are estimated on the basis of the information provided in the applications. In 2021 a new fiscal measure was launched, the superbonus, that is a tax relief recoverable in 5 years with a relief quota equal to 110% in the first phase (currently is 70%). The measures created a massive demand of building renovation and the cumulated cost is about 100 billion euros.
A interesting outcome of the superbonus scheme is the possibility to link tax reliefs with tax credit transfer to facilitate the participation of citizens in energy poverty conditions.
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