Medium taxpayer e-invoicing went live on July 1, 2026. Enforcement begins January 2027. Every untransmitted invoice carries a ₦200,000 fine.
HarmonizedX is the foundational layer for identity, data exchange, and programmable payments, operated by governments, federated across jurisdictions, and built to function offline-first.
Identity records remain fragmented across competing vendors and government agencies, leaving businesses exposed to fraud, compliance penalties, and payment disputes, while citizens struggle through weeks of redundant verification to access basic services, financial inclusion, and government benefits.
This broken infrastructure doesn't just slow down transactions; it locks out entire populations from economic opportunity, surrenders data sovereignty to foreign platforms, and costs governments billions in uncollected revenue and undelivered services.
Get access to verified identity data
HXL-IDMS is a sovereign digital identity layer that replaces fragmented agency databases with one verified identity. Citizens self-correct their records once during enrollment; government agencies access that same verified data across health, education, tax, pensions, and every other service.
Layer 02 · Data Interoperability (HXL-IDEx)
IDEx is a secure data exchange layer where government agencies and international partners query verified facts about citizens like, "Is this person tax-compliant?" "Does this farmer own this land?" without ever accessing the citizen's raw personal data.
Every query is logged, audit-ready, and traceable. Citizens' information stays locked within government systems. Only verified assertions flow outward.
Layer 03 · Sovereign Payments : Truztcube + Open Rails
HXL builds on existing payment infrastructure like NIBSS, NIP, and mobile money rails, enhancing them with identity, programmability, and interoperability rather than replacing them. Every transaction is tied to a verified identity at its foundation and enriched with trusted data, turning standard payment flows into secure and intelligent economic interactions.
Governments can send funds directly to verified citizens without delays or leakages, businesses and individuals can pay taxes and fees in real time through compliant systems like TaxLyne, and agencies can transact seamlessly with each other using auditable, condition-based systems.
Proven Impact
in Tax Visibility Created
Citizens Verified
Live States
Every layer of the HarmonizedX stack is built on that assumption.
Roughly 4 in 10 Nigerians are still offline. Across rural sub-Saharan Africa, internet penetration is even lower, smartphone ownership is patchy, and where 4G exists at all it competes with frequent outages and unaffordable data bundles. The continent's connectivity reality is not a temporary problem to design around, it's a permanent design constraint to design for.
Verifiable credentials are checked cryptographically against cached public keys, no live API call required. A health worker, a checkpoint officer, or a school administrator can verify identity in a fully offline location and the result is mathematically as trustworthy as one performed online.
Local servers cache verified data and queue transactions, syncing with the central layer whenever bandwidth allows. Front-line service delivery never waits for the cloud.
Every citizen-facing function, identity proofing, benefit collection, payment initiation, service requests has a USSD path. No smartphone, no data bundle, no app store account required. The infrastructure speaks the channel the citizen already uses.
Where connectivity exists but is unreliable, payloads are compressed, retries are graceful, and 2G/3G is treated as a first-class transport, not a degraded fallback.
Pilot a single use case in 12 weeks. Federate horizontally from there.
Talk to deployment teamIssue, verify, and bind payments to real claims across borders.
Read API DocumentationMultilaterals, foundations, and integrators shaping the African stack.
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