Up to 20% off your electricity bill

Save up to 20%
on your electricity bill

We look at your actual bill: potencia contratada (contracted power), time bands, grid charges and the tariff you are on. We tell you whether you are paying too much and what is worth changing. No building work and no changes to your installation.

Typical saving: between 15% and 20%

Includes

Analysis of your bill

Switching supplier

Adjusting your contracted power

Up to 20% off your electricity bill

Save up to 20%
on your electricity bill

We look at your actual bill: potencia contratada (contracted power), time bands, grid charges and the tariff you are on. We tell you whether you are paying too much and what is worth changing. No building work and no changes to your installation.

Typical saving: between 15% and 20%

Includes

Analysis of your bill

Switching supplier

Adjusting your contracted power

Resources

English

The cost of electricity

Grants for solar panels in Andalusia in 2026: what is genuinely left

The grant landscape has changed a good deal and there is a lot of out-of-date information floating around online. This is what still applies today, without promising you grants you can no longer apply for.

The most relevant support for a home is the IRPF (Spanish income tax) deduction for energy improvement works, extended through the whole of 2026.

It works in bands. 20% if you reduce heating and cooling demand by at least 7%. 40% if you reduce non-renewable primary energy consumption by 30% or reach an energy rating of A or B. And up to 60% for entire residential buildings, capped at €3,000 a year.

And now the detail almost nobody mentions: you need an energy performance certificate both before and after the work. Without those two certificates there is no deduction, however much you have installed. It is a small cost compared with what you get back, but it has to be planned from the start, not remembered in April.

Municipal reductions: it depends on your town hall

This is where people get most confused, because every municipality has its own bylaw and they keep changing.

There are two separate things. The IBI, the annual property tax on your home, which some town halls reduce for a few years after the installation. And the ICIO, the tax you pay on the building work itself, which can also carry a reduction.

In Estepona, for example, there is a reduction on the ICIO but not on the IBI for self-consumption. In other municipalities in the province it is the other way round, and in some there is neither.

Our advice: do not take any reduction for granted because of something you read on a blog, this one included. Check it against your town hall's current bylaw before you count on that money.

Person going through administrative paperwork

Every town hall has its own bylaw. It is worth checking before you count on the support.

What is no longer available

This is worth saying plainly, because it generates a lot of calls.

The MOVES direct grant programmes for self-consumption and for charging points have closed in Andalusia. In 2026 no new applications are accepted under those programmes.

That does not mean there will be no future rounds. They are run by the Andalusian Energy Agency and it is worth keeping an eye out. But planning an installation while counting on a grant that does not exist today is a bad idea.

We prefer to do your numbers with no support at all. If a round opens later, it is a welcome bonus rather than the difference between the investment working and not working.

How we work it out

The order we follow with any client is this.

First we work out the real saving from the installation without counting any support at all. If the numbers do not work on that basis, they do not work, full stop.

Second, we look at which IRPF deduction band fits you and whether it is worth doing what is needed to reach 40%.

Third, we check your municipality's bylaw for the ICIO and the IBI.

And fourth, we check whether any regional round is open at that moment.

If you would like us to run those numbers for your case, send us a bill and the address. We will explain the energy certificate part when the time comes, which is where most people get lost.

Work out what you would save

Geometric pattern inspired by installation design
124.8

kWh of solar production

8.4h

Work out what you would save

Geometric pattern inspired by installation design
124.8

kWh of solar production

8.4h
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Sun System is a solar installation company based in Estepona. We design, install and maintain photovoltaic systems, batteries and electric car chargers in Marbella, Estepona and across the Costa del Sol. We work with leading brands in the sector and every project is sized around the home's real consumption, with a warranty on both the equipment and the installation. All rights reserved.

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