Double-taxation treaty claims, foreign tax numbers, proof of Swiss tax residence, payment attestations — foreign tax offices want it certified from the Swiss administration. We request the right document from the right office, canton by canton.
Tax-residence certificate from the cantonal administration · apostilled · the withholding-tax refund claim filed complete in Madrid.
Federal, cantonal, communal — Swiss tax attestations come from different desks depending on the question. We know which desk and how to ask.
Residence certificates for double-taxation claims are the classic; foreign forms often need Swiss counter-signature, which we coordinate.
A single attestation or a set with domicile and apostille — describe the foreign requirement, we quote flat within one business day.
Apostille for use abroad (+CHF 149) · certified translation on quote · DHL Express worldwide (+CHF 49).
Document, canton, purpose — a few lines and any papers you already have.
Within one business day: price, timeline and exactly what we’ll need.
Retrieval, certification, options and delivery — you follow by e-mail.