NIP24 PHP client
PHP client for NIP24: validates Polish NIP, REGON and KRS numbers and EU VAT IDs.
What it does
A PHP library with validators for Polish NIP, REGON and KRS numbers, EU VAT IDs and IBANs, which after registration on the NIP24 portal also runs online checks of Polish and EU companies through the NIP24 service. Installed with Composer (nip24/client) or by copying the NIP24 directory; documentation is on nip24.pl. Apache 2.0; the online checks need an account with the hosted service.
Where it fits on the map
Not on the map: needs a paid service.
The map places maintained projects for a company tax department or a tax authority, without a demo or paid-service flag. Everything else stays on the list with its label.
Similar projects
Of the same kind, for a shared jurisdiction or tax area. Not a ranking.
- aade-mydataPHP client for Greece's AADE myDATA invoicing API: send, cancel and retrieve invoices.
- BelgiumVatChecker.NET Web API that validates Belgian and EU VAT numbers using the VIES service.
- BrevJVM library to write and read Peppol BIS Billing 3.0 invoices and credit notes, with Norwegian identifiers.
- cbam-apiGo API on the EU Carbon Border Adjustment Mechanism (CBAM) data model.
- chinaport-data-signatureSigns China E-Port customs messages (CEB, 179 data) for cross-border e-commerce declarations.
- commerceguys/taxPHP tax library for commerce applications: tax types, zones and rates.
Maintain this project?
Link to this page from your README, so readers find the facts, the notes and where it fits. The badge is a small SVG served from this site.
[](https://tax-oss.com/projects/nip24-php-client/)