OECD Tax Revenue & Corporate Tax Rates

Wide-format table of key tax indicators from the OECD Global Revenue Statistics and Corporate Tax Statistics databases. One row per country per year. Covers total tax revenue as a percentage of GDP (144 countries, 1990-2024) and statutory corporate income tax rates - both central-government and combined (central + sub-central) - for 145 countries (2000-2025).

fiscal global fiscal/global/oecd-tax-revenue tax fiscal revenue corporate tax CIT GDP oecd global annual key-metrics

Catalog

Browse and search all available datasets.

Catalog — browse all datasets
GET /api/catalog — catalog in JSON
GET /api/catalog?q=… — search the catalog

Dataset API

Endpoints for this dataset — schema, filter values, preview, and querying.

GET /api/datasets/oecd-tax-revenue — schema, filters, and pricing
GET /api/datasets/oecd-tax-revenue/sample — free sample (100 rows)
GET /api/datasets/oecd-tax-revenue/members/{col} — valid values for a filterable column
GET /api/datasets/oecd-tax-revenue/query — query with filters (API key required)

Purchase

Add balance or buy access to start querying.

POST /api/checkout/x402 — agents: add balance via x402 (USDC)
Sign in at /account — humans: add balance via Stripe (card, Apple Pay, bank transfer)
POST /api/ap2/intent → /api/ap2/purchase — agents: AP2 mandate-based payment

Source

Name: OECD - Revenue Statistics & Corporate Tax Statistics
URL: https://data-explorer.oecd.org
License: CC BY 4.0

Size and Format

Rows: 4,345
Columns: 5
Size (bytes): 28,078
Formats: parquet, csv

Pricing

Per query (USD): 0.0100 USD
Max rows per query: 1000
Free: No
Free sample: Yes

Temporal Coverage

end: 2025
start: 1990
frequency: annual

Geographic Coverage

level: country
coding: ISO Alpha-3
region: Global (145 countries)

Query Filters

Columns you can use as query params in GET /api/datasets/oecd-tax-revenue/query.

ref_area Members (JSON)
year Members (JSON)

Schema (Columns)

Column	Type	Description	Filterable
`ref_area`	string	ISO Alpha-3 country code (e.g. USA, DEU, BRA)	Yes
`year`	integer	Year of observation	Yes
`tax_revenue_pct_gdp`	float	Total tax revenue as % of GDP, general government (OECD Global Revenue Statistics)	No
`cit_rate_central`	float	Statutory corporate income tax rate, central government only (% of taxable income)	No
`cit_rate_combined`	float	Combined statutory corporate income tax rate, central + sub-central government (% of taxable income)	No

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