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Accounting and invoicing for solar installers

Planning, panels, inverters, storage, installation and grid registration: PV systems are jobs with a high material value and many partial services. Saldiqo issues stage invoices at order, delivery and commissioning, bills material and installation separately and records manufacturer invoices per project.

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What comes up for solar installers

High material value

Panels, inverters and storage cost several thousand euros and are ordered before installation.

Tax rate per service

Special rates apply to certain supplies and installations. On the invoice, lines have to be separated cleanly.

Servicing and monitoring

After commissioning come servicing, cleaning and monitoring as a recurring service.

How Saldiqo helps

  • Stage invoices per project stepOrder, delivery, commissioning as stage invoices.
  • Lines per servicePanels, inverter, storage and installation as separate lines, each with its own rate.
  • Manufacturer invoices per projectRecord invoices and assign them to the cost centre.
  • Servicing as a recurring invoiceSaldiqo creates yearly servicing on schedule.

Typical invoice lines

Examples that often appear on invoices in this industry. You set the prices yourself.

  • PV panels, 18 units, supply
  • Inverter and storage
  • Installation and electrical work
  • Grid registration and commissioning
  • Scaffolding re-invoiced as per receipt
  • Stage invoice 40 % on order

Tax and invoicing in Cyprus

What applies to invoices in Cyprus, in short. As of October 2026.

VAT
Rates 19 %, 9 %, 5 % and 3 %, plus 0 % until 31 December 2026 for infant milk, nappies, hygiene products and fresh fruit and vegetables.
VAT registration
The threshold is €15,600 of taxable turnover over 12 months, or expected within the next 30 days. If you sell services to businesses in other EU countries, you generally register from the first sale. Until you are registered, Saldiqo leaves VAT off and adds up your turnover.
What goes on an invoice
Even businesses that are not VAT registered must issue invoices and receipts. Companies show their name, HE number, the words “private company” where they apply, and their registered office. Notes such as reverse charge appear in Greek and English.
Invoice timing
Issue invoices within 30 days.
E-invoicing
There is no mandate. Public bodies accept e-invoices (Peppol BIS 3.0) and suppliers send them voluntarily. EU rules follow from 1 July 2030.
VAT returns
VAT4 returns are filed online through TFA, quarterly with staggered periods, by the 10th of the second month after the period, moved to the next working day if it falls on a weekend. Saldiqo does not file returns.
Record keeping
Plan for 10 years. The minimum is 6 years, VAT records can need up to 7 years, and OSS records 10 years.
Late payment
Interest on late business payments is 10.40 %, plus €40 compensation between businesses.
Languages
Use Saldiqo in Greek or English and send invoices in either language.

Frequently asked questions

Can I show material and installation separately?

Yes. Each service as its own line with its own tax rate.

How do I pre-finance material?

With a stage invoice on order from the quote, further stages at delivery and commissioning.

Do solar installers in Cyprus have to charge VAT?

Once they are registered, yes. The threshold is €15,600 over 12 months, or expected within 30 days. Services to businesses in other EU countries require registration from the first sale.

Do solar installers in Cyprus need e-invoicing?

No. Public bodies accept e-invoices through Peppol and suppliers use it voluntarily. EU rules follow from July 2030, so PDF invoices remain fine today.

How long should solar installers keep invoices?

Plan for 10 years: the minimum is 6 years, VAT records can need up to 7 and OSS records 10. You can store receipts digitally in Saldiqo. The legal duty to keep records stays with you.

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As of October 2026. General information, not legal or tax advice, without guarantee. For your case ask your tax adviser.