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Read the articleA chartered accountancy and tax advisory firm in Luxembourg, SQUARREL works with individuals, self-employed professionals and small companies. Tax returns, accounting, cross-border situations: every engagement is based on a review of your situation and an explanation of the treatments adopted, so that you meet your obligations and can make informed decisions.

Luxembourg’s draft law would require businesses in scope to receive e-invoices from 2028. Explore the proposed timeline and how to prepare.
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Read the articleServices offered, situations handled, support for individuals and businesses: useful answers before entrusting your file to the firm
All questionsSQUARREL assists individuals, self-employed people and small companies with their accounting and tax obligations in Luxembourg.
The firm can help in particular with:
The engagement can be one-off or ongoing. Its scope and the fees are agreed before any work begins.
Describe your situation using the “Describe your needs” form or by email to h.peschon@squarrel.eu.
For a tax return, state the year concerned, your country of residence, your family situation and your main categories of income.
For an accounting engagement, specify your activity, the legal form, the approximate volume of documents and the state of your accounts.
Please also mention any deadline or request from the authorities. If necessary, the firm will ask you for further details before confirming the scope and the fees.
Fees can be set as a fixed fee or according to the time spent. They depend in particular on:
The amount or the basis of calculation, as well as the services included, are specified before any work begins.
Any additional work is subject to prior agreement.
Yes. Your file can generally be handled remotely, with exchanges by email, telephone or video call.
The firm will tell you how to send your documents and about any identification, signature or mandate formalities.
You can also request a meeting in Niederfeulen. Visits to the firm are by confirmed appointment only.
Your file is handled directly by Hadrien Peschon, chartered accountant in Luxembourg, who also teaches accounting and taxation in higher education.
You have a single, named contact for preparing the work, requests for documents and explanations of the treatments adopted.
Communication and services are offered in French or English.
A tax return to prepare, a tax question, or accounts to hand over? Describe your needs in writing or request an appointment. The firm sets out the terms of its engagement before you commit to anything.