Datasets:

StanzaAPI
/

vat-test-data

country_code stringlengths 2 2	country_name stringlengths 5 14	vat_number stringlengths 11 11	format stringlengths 14 67	standard_rate float64 17 27
AT	Austria	AT531624056	U followed by 8 digits	20
BE	Belgium	BE125308828	10 digits starting with 0, mod-97 checksum	21
BG	Bulgaria	BG022120123	9 or 10 digits	20
CY	Cyprus	CY366881025	8 digits followed by 1 letter	19
CZ	Czechia	CZ479160498	8, 9 or 10 digits	21
DE	Germany	DE819988798	9 digits (Umsatzsteuer-Identifikationsnummer)	19
DK	Denmark	DK809818589	8 digits, mod-11 checksum (CVR/Moms)	25
EE	Estonia	EE296928410	9 digits (KMKR number)	22
EL	Greece	EL208256172	9 digits (AFM number)	24
ES	Spain	ES813927769	8 digits plus letter, or letter plus 7 digits plus letter (NIF/CIF)	21
FI	Finland	FI012303238	8 digits, mod-11 checksum (ALV-numero)	25.5
FR	France	FR697958615	2 alphanumeric characters followed by 9 digits (TVA)	20
GB	United Kingdom	GB150004561	9 digits, 12 digits, or GD/HA prefix plus 3 digits	20
HR	Croatia	HR764975561	11 digits (OIB number)	25
HU	Hungary	HU545923035	8 digits (Adószám)	27
IE	Ireland	IE157117878	7 digits plus 1-2 letters (VAT number)	23
IT	Italy	IT395278935	11 digits, Luhn-style checksum (Partita IVA)	22
LT	Lithuania	LT224231565	9 to 12 digits (PVM mokėtojo kodas)	21
LU	Luxembourg	LU545150575	8 digits (Numéro d’identification TVA)	17
LV	Latvia	LV620749028	11 digits (PVN numurs)	21
MT	Malta	MT689518251	8 digits (Vat Reg No)	18
NL	Netherlands	NL530556203	9 digits, B, 2 digits, mod-11 checksum (Btw-identificatienummer)	21
PL	Poland	PL063282135	10 digits, weighted mod-11 checksum (NIP)	23
PT	Portugal	PT328186066	9 digits, weighted mod-11 checksum (NIF)	23
RO	Romania	RO386742250	2 to 10 digits (Cod de identificare fiscală)	21
SE	Sweden	SE722185460	12 digits ending with 01, Luhn checksum (Momsregistreringsnummer)	25
SI	Slovenia	SI017922520	8 digits (ID za DDV)	22
SK	Slovakia	SK232380179	10 digits (IČ DPH)	23
AT	Austria	AT412839441	U followed by 8 digits	20
BE	Belgium	BE154928531	10 digits starting with 0, mod-97 checksum	21
BG	Bulgaria	BG729782104	9 or 10 digits	20
CY	Cyprus	CY143736479	8 digits followed by 1 letter	19
CZ	Czechia	CZ310372756	8, 9 or 10 digits	21
DE	Germany	DE771891520	9 digits (Umsatzsteuer-Identifikationsnummer)	19
DK	Denmark	DK105411028	8 digits, mod-11 checksum (CVR/Moms)	25
EE	Estonia	EE884220210	9 digits (KMKR number)	22
EL	Greece	EL624823606	9 digits (AFM number)	24
ES	Spain	ES684413406	8 digits plus letter, or letter plus 7 digits plus letter (NIF/CIF)	21
FI	Finland	FI130127411	8 digits, mod-11 checksum (ALV-numero)	25.5
FR	France	FR582329494	2 alphanumeric characters followed by 9 digits (TVA)	20
GB	United Kingdom	GB764175262	9 digits, 12 digits, or GD/HA prefix plus 3 digits	20
HR	Croatia	HR111414804	11 digits (OIB number)	25
HU	Hungary	HU307009561	8 digits (Adószám)	27
IE	Ireland	IE805068422	7 digits plus 1-2 letters (VAT number)	23
IT	Italy	IT492431364	11 digits, Luhn-style checksum (Partita IVA)	22
LT	Lithuania	LT415109077	9 to 12 digits (PVM mokėtojo kodas)	21
LU	Luxembourg	LU792844843	8 digits (Numéro d’identification TVA)	17
LV	Latvia	LV902842064	11 digits (PVN numurs)	21
MT	Malta	MT132206597	8 digits (Vat Reg No)	18
NL	Netherlands	NL773480725	9 digits, B, 2 digits, mod-11 checksum (Btw-identificatienummer)	21
PL	Poland	PL448900497	10 digits, weighted mod-11 checksum (NIP)	23
PT	Portugal	PT974246444	9 digits, weighted mod-11 checksum (NIF)	23
RO	Romania	RO203423774	2 to 10 digits (Cod de identificare fiscală)	21
SE	Sweden	SE513189362	12 digits ending with 01, Luhn checksum (Momsregistreringsnummer)	25
SI	Slovenia	SI869702167	8 digits (ID za DDV)	22
SK	Slovakia	SK615294922	10 digits (IČ DPH)	23
AT	Austria	AT242141322	U followed by 8 digits	20
BE	Belgium	BE507410926	10 digits starting with 0, mod-97 checksum	21
BG	Bulgaria	BG465163681	9 or 10 digits	20
CY	Cyprus	CY180907692	8 digits followed by 1 letter	19
CZ	Czechia	CZ631433811	8, 9 or 10 digits	21
DE	Germany	DE050382395	9 digits (Umsatzsteuer-Identifikationsnummer)	19
DK	Denmark	DK629304589	8 digits, mod-11 checksum (CVR/Moms)	25
EE	Estonia	EE807204823	9 digits (KMKR number)	22
EL	Greece	EL487101528	9 digits (AFM number)	24
ES	Spain	ES474414665	8 digits plus letter, or letter plus 7 digits plus letter (NIF/CIF)	21
FI	Finland	FI881680842	8 digits, mod-11 checksum (ALV-numero)	25.5
FR	France	FR532511067	2 alphanumeric characters followed by 9 digits (TVA)	20
GB	United Kingdom	GB971269024	9 digits, 12 digits, or GD/HA prefix plus 3 digits	20
HR	Croatia	HR162194804	11 digits (OIB number)	25
HU	Hungary	HU064071345	8 digits (Adószám)	27
IE	Ireland	IE914895355	7 digits plus 1-2 letters (VAT number)	23
IT	Italy	IT327773223	11 digits, Luhn-style checksum (Partita IVA)	22
LT	Lithuania	LT239206203	9 to 12 digits (PVM mokėtojo kodas)	21
LU	Luxembourg	LU532943795	8 digits (Numéro d’identification TVA)	17
LV	Latvia	LV379600787	11 digits (PVN numurs)	21
MT	Malta	MT493001786	8 digits (Vat Reg No)	18
NL	Netherlands	NL165424068	9 digits, B, 2 digits, mod-11 checksum (Btw-identificatienummer)	21
PL	Poland	PL257966356	10 digits, weighted mod-11 checksum (NIP)	23
PT	Portugal	PT354465060	9 digits, weighted mod-11 checksum (NIF)	23
RO	Romania	RO368870500	2 to 10 digits (Cod de identificare fiscală)	21
SE	Sweden	SE753943264	12 digits ending with 01, Luhn checksum (Momsregistreringsnummer)	25
SI	Slovenia	SI056732605	8 digits (ID za DDV)	22
SK	Slovakia	SK459440997	10 digits (IČ DPH)	23
AT	Austria	AT133496052	U followed by 8 digits	20
BE	Belgium	BE751177349	10 digits starting with 0, mod-97 checksum	21
BG	Bulgaria	BG766260297	9 or 10 digits	20
CY	Cyprus	CY870380301	8 digits followed by 1 letter	19
CZ	Czechia	CZ879486951	8, 9 or 10 digits	21
DE	Germany	DE307659059	9 digits (Umsatzsteuer-Identifikationsnummer)	19
DK	Denmark	DK915160240	8 digits, mod-11 checksum (CVR/Moms)	25
EE	Estonia	EE645331840	9 digits (KMKR number)	22
EL	Greece	EL294783142	9 digits (AFM number)	24
ES	Spain	ES673613717	8 digits plus letter, or letter plus 7 digits plus letter (NIF/CIF)	21
FI	Finland	FI473039477	8 digits, mod-11 checksum (ALV-numero)	25.5
FR	France	FR218762720	2 alphanumeric characters followed by 9 digits (TVA)	20
GB	United Kingdom	GB776067621	9 digits, 12 digits, or GD/HA prefix plus 3 digits	20
HR	Croatia	HR767196465	11 digits (OIB number)	25
HU	Hungary	HU906292066	8 digits (Adószám)	27
IE	Ireland	IE743928980	7 digits plus 1-2 letters (VAT number)	23

VAT Test Data

National-format VAT numbers for every country in the VAT registry, with the 2026 standard rate. Format-shaped synthetic values for fixtures; not verified registrations.

Free to use under CC0-1.0 — public domain dedication, no attribution required.

Files

vat-small.json / vat-small.csv — 100 rows (documents: 25)
vat-medium.json / vat-medium.csv — 2,000 rows (documents: 250)
vat-large.json / vat-large.csv — 20,000 rows (documents: 2,500)

Deterministic: the same size always produces the same rows.

Source

Generated by StanzaAPI from https://stanzaapi.com/datasets/vat.

Citation

StanzaAPI. (2026). VAT Test Data. CC0-1.0.
DOI: 10.5281/zenodo.23076182
https://stanzaapi.com/datasets/vat

Security: adversarial corpus

This dataset ships a catalogued adversarial corpus of 12 hostile inputs (injection, XXE, resource exhaustion, encoding attacks, validation bypass, structural confusion, and prompt injection for AI agents) with the safe expected behaviour. See adversarial/ or the hub.

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