KRS – Krajowy Rejestr Sądowy (National Court Register)
Ministry of Justice of Poland. API access, keys, rate limits and terms, each with its official source. Last checked 17 Oct 2026.
| Official site | https://prs.ms.gov.pl/krs/openApi Source: https://www.gov.pl/web/sprawiedliwosc/uruchomienie-otwartego-api-krajowego-rejestru-sadowego · checked 17 Oct 2026 |
| Free API | Yes. The open KRS API launched on 8 Mar 2022 under the 2021 Act on open data and re-use of public-sector information. Source: https://www.gov.pl/web/sprawiedliwosc/uruchomienie-otwartego-api-krajowego-rejestru-sadowego · checked 17 Oct 2026 |
| API docs | https://prs.ms.gov.pl/krs/openApi On 17 Oct 2026 this page showed a 'Przerwa techniczna' (technical break) notice. Source: https://www.gov.pl/web/sprawiedliwosc/uruchomienie-otwartego-api-krajowego-rejestru-sadowego · checked 17 Oct 2026 |
| Key / account | No key needed (no key was used on our 15 Oct 2026 check). Source: https://prs.ms.gov.pl/krs/openApi · checked 15 Oct 2026 |
| Data available | Equivalent of the current and full KRS extract (odpis aktualny / pełny), with GDPR applied; daily and hourly change bulletins. Change bulletins: from the API docs page, checked 15 Oct 2026. Source: https://www.gov.pl/web/sprawiedliwosc/uruchomienie-otwartego-api-krajowego-rejestru-sadowego · checked 17 Oct 2026 |
| Rate limits | Not documented Not stated in the ministry's announcement; the API docs page was in maintenance on 17 Oct 2026. Source: https://prs.ms.gov.pl/krs/openApi · checked 17 Oct 2026 |
| Licence / terms | Published under Art. 4b(2) of the KRS Act and the Act of 11 Aug 2021 on open data and re-use of PSI; GDPR applies. Source: https://prs.ms.gov.pl/krs/openApi · checked 15 Oct 2026 |
Up
HTTP 200 · 774 ms
Checked 06 Nov 2026, 12:17 UTC · 97.0% answering over 67 check(s)
Endpoint: https://api-krs.ms.gov.pl/api/krs/OdpisAktualny/0000019193?rejestr=P&format=json
curl -s "https://api-krs.ms.gov.pl/api/krs/OdpisAktualny/0000019193?rejestr=P&format=json"
- statusKRS: status changed from Maintenance to Up (HTTP 200).
- registerPoland's KRS open API and its documentation page showed a 'Przerwa techniczna' (technical maintenance) notice instead of data.
No-code option: Fieldnote's Apify tool for this register (paid, first 25 lookups free).