Available API

Classification & Identifier Crosswalks

Complete 2022 NAICS hierarchy with levels and change indicators, followed by official crosswalks to prior NAICS, SOC, O*NET-SOC, SIC, FIPS, and procurement schemes.

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Status: 1/1 sources healthy
Contract: 1.0.0
Data version: naics-2022-hierarchy-1
Current records: 2,125
Normal pull: source release checks
Full reconciliation: each scheme release

Coverage

What this API contains

Versioned classification hierarchies and mappings beginning with complete 2022 NAICS.

Endpoints

Built for direct use

/apis/classifications · 1 credit/apis/classifications/{scheme}/{code} · 1 credit/apis/classifications/search · 1 credit/apis/classifications/crosswalk · 1 credit

Standard list, search, detail, relationship, and conversion calls cost one credit. Bulk exports cost 100 credits.

Bounded preview

See the shape of the data

These are up to five fixed records from the current release. The preview has no paging, search, or export controls. A developer account and API key are required to query the full dataset.

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Source record

Where the data comes from

Healthy

U.S. Census 2022 NAICS Structure

authoritative 2022 NAICS hierarchy

Publisher: www.census.gov
Last successful pull: Aug 29, 2026 · 11:33 PM UTC
License / terms: U.S. government statistical classification; source terms apply
Reuse review: Commercial: True · Redistribution: True