Taxation — Certification

Taxation's own structural and realism results on Nairobi, pulled straight from the domain's own certification write-up.

Published certification · Read the scope with the result

Taxation Certification Result

9 of 16 structural checks. 4 of 5 realism checks.

9 / 9Taxation-side structural checks PASS, Nairobi

NAIROBI — 9/9 certification check structural PASS · 4/4 certification check realism PASS

Tax Compliance

certification check — share of assessments with at least one payment

PASS, Nairobi — Nairobi 72.88% of 16,056,194 assessments; 64.09% of 38,759,866.

Tax Type Diversity

certification check — at least 3 distinct tax types actually assessed

PASS, Nairobi — Nairobi assesses 4 of 8 populated types; assesses all 8 of 8.

Reversed Payments

certification check — share of TaxPayment rows with IsReversed = 1

PASS, Nairobi — fixed 2026-07-27: Nairobi 2.00% (233,920 of 11,702,028), 2.00% (496,296 of 24,842,852), after a real hard-0% data artifact was found and fixed.

This is a Taxation-scoped extract of what's already published on the domain page. For the full six-category certification framework (Structural, Statistical, Historical, Privacy, Reproducibility, Explainability) that every domain is measured against, see Certification Explorer →.

Open the full Taxation write-up →

Taxation Spot Check

Review the published record examples.

These published synthetic record examples show the dated history available for this domain. Longer histories are sampled across their full span; each record states how many events are displayed.

Citizen #13454422002–2025 · 114 events

Every event in this record passed the platform's live birth/death integrity guard when it was created — a built-in check, not an after-the-fact assertion.

View sampled timeline →

Citizen #26723372000–2025 · 120 events

Every event in this record passed the platform's live birth/death integrity guard when it was created — a built-in check, not an after-the-fact assertion.

View sampled timeline →

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