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CSUISSE — bureau d'ingénieurs CVSEBuilding services engineers
Energy

Energy: certificates, labels and subsidies

First establish where the building stands. Then decide in what order to invest — and only then, what support exists for it.

Certificates
Cantonal energy certificate (CECB / GEAK) and its advisory report
Labels
Minergie · Minergie-P · Minergie-A
Generation
Heat pumps · district heating · photovoltaics
Subsidies
Federal building programme and cantonal schemes

The instruments

Energy certificate

The cantonal certificate: an assessment of the envelope and the building services, expressed in two classes.

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Minergie

A construction standard with a calculation behind it, not just a label: evidence, certification and inspection to handover.

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Heat pump

Replacing oil or gas: feasibility, flow temperature, envelope work required, running costs.

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Getting the order right

The common mistake is to replace the plant before looking at the envelope. A heat pump in an uninsulated building needs high flow temperatures, performs poorly and costs more to run than expected. Conversely, insulating without adjusting the controls gives back part of the gain.

So every energy study we do starts with a survey and a calculation, and ends with an order of works rather than a product recommendation.

Frequently asked

Questions about energy

Is an energy certificate compulsory?

It depends on the canton, the triggering event and the building category — the rules are not the same everywhere. Describe the situation and we will check what applies in your case.

Must subsidies be applied for before starting?

As a rule yes. An application submitted after the work has begun is usually refused. The sequence is part of the planning.

Do photovoltaics pay on a rented building?

Often, but the answer depends on self-consumption, not on roof area. We calculate the profile before recommending anything.

A project that needs a technical opinion?

Tell us the building and the stage it is at. You will get an assessment and a fixed fee per phase, with no obligation.