# Argentina (AR) — country dataset

**Status:** Implemented (v0.1.0-alpha).
**Coverage:** 58 top-tier operators across 10 sectors.
**Primary identifier:** CUIT (`cuit-ar`).
**Data file:** [`../ar.json`](../ar.json).
**Sources:** [`../ar.sources.md`](../ar.sources.md).
**Regulatory framework:** [`source.md`](source.md).

## Sector breakdown (v0.1.0-alpha · 2026-05-25)

| Sector | Entries |
|---|---:|
| banking_finance | 17 |
| telecommunications | 8 |
| oil_gas | 8 |
| electricity | 7 |
| health | 7 |
| transport | 5 |
| public_administration | 3 |
| digital_infrastructure | 1 |
| state_enterprise | 1 |
| water_sanitation | 1 |
| **TOTAL** | **58** |

## Verification

Run:
```bash
node --experimental-strip-types test/validate-ar-data.mjs
```

Expected: `58/58 valid CUIT checksum`. The validator also prints sector
tally, DNS verification status, and source provenance.

## Contributing

To add an operator entry:
1. Find the official CUIT (AFIP, Boletín Oficial, CNV).
2. Verify the canonical domain with `dig +short A {domain}`.
3. Add the record to `data/countries/ar.json` matching the schema in
   `data/schema.json`.
4. Re-run the validator above.
5. Open a PR using the New Country issue template.