FintechPlatform secret

Korea Business Verify

data.go.kr

Korean business registration status verification against the National Tax Service status API.

Tier: 🥉 Bronze
Reward: ₩15,000
Auth: Platform secret
Operations: 1
Working now: 1 contributor
Status: Open

Scope

Verify business registration status through the National Tax Service public data service. Returns normalized status fields for one or more business registration numbers, including b_stt, tax_type, and utcc_yn. Backed by the OPENDART 사업자등록상태조회 API.

Expected operations

check-business-statusCheck business statusreadDifficulty: medium

Verifies the tax-registration status (active, closed, or suspended) of one or more Korean business registration numbers and returns the resolved status label per number. Backed by the National Tax Service business-status open API on data.go.kr.

Inputs

b_noarrayrequired

Suggested surface — propose changes in your submission if the upstream differs.

Acceptance criteria

Provider scaffolded from the public @apifuse/provider-sdk
All listed operations implemented with Zod/Standard Schema input & output
Each operation declares exactly one of healthCheck or healthCheckUnsupported
Real upstream fixture data included where applicable
bun run check and bun run test pass
Auth, credential, and env-secret behavior documented (no real secrets committed)

Evidence to submit

Workspace repository and main commit link
SDK version/tag and the create command used
Operation list with input/output summaries
Health coverage table per operation
bun run check and bun run test output

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Outputs

b_nob_stttax_typeutcc_ynb_stt_cdtax_type_cd

Acceptance

Returns the real NTS status fields for each submitted business number, including b_stt, tax_type, and utcc_yn when available.
Accepts multiple b_no values in one request and maps each result back to the submitted number.
Rejects invalid business-number payloads with a typed error instead of fabricating a successful status row.

Auth required for this operation.