Company stamp maker for Portugal

A carimbo is not required in Portugal, where the Cartão de Cidadão digital signature does the legal work, though a stamp carrying the NIPC is still common on paper forms and invoices.

Open the stamp maker

Portugal digitised early through the Cartão de Cidadão and the Chave Móvel Digital, and authenticated electronic signature covers execution. The carimbo persists on the paper layer: forms, receipts, delivery notes and anything handed over in person.

What a company stamp in Portugal usually carries

The company name, the denominação social, as registered.
The NIPC, the nine-digit collective person identification number, which doubles as the VAT number.
The registered address, and often the Conservatória do Registo Comercial entry.
Sometimes the share capital on formal correspondence.

Why make it digitally

Paper forms and receipts are where the carimbo still does work.
Counterparties in Angola, Mozambique and Brazil expect a stamp as standard.
Registered details change, and a re-cut costs where an edit does not.

Questions

Is a carimbo required in Portugal?

No. Portuguese companies execute documents by signature, increasingly by qualified electronic signature. The stamp is a convention on paper forms and invoices rather than an obligation.

What is a NIPC?

The Número de Identificação de Pessoa Colectiva, the nine-digit identifier issued to a company. It also serves as the VAT number, which is why it is the one detail worth putting on a stamp.

Does it help abroad?

Often. Counterparties in Lusophone markets, particularly Angola, Mozambique and Brazil, expect a company stamp on commercial paperwork.

This describes common commercial practice rather than giving legal advice, and practice changes. Where a specific document matters, check the requirement with the body receiving it.