FIRS ATRS / e-Invoicing API
Nigeria Government
Automated Tax Remittance System providing REST API for tax invoice validation and compliance checks. E-invoicing solution enabling businesses to generate, validate, and submit invoices electronically through the FIRSMBS platform with real-time compliance verification.
FIRS ATRS / e-Invoicing API Highlights
FIRS ATRS / e-Invoicing API is verified for developer integrations in Nigeria and across African markets, providing documented endpoints, sandbox testing, and developer support.
Authentication
OAuth 2.0 / Bearer Token
Rate Limit
No published limit; standard REST API throttling applies
Sandbox Mode
✓ Available
Webhooks
Not verified yet
Supported Regions
Nigeria
Ghana
Kenya
NigeriaGhanaKenyaFIRS ATRS / e-Invoicing API Services
REST APIDeveloper IntegrationCloud Services
AWSFIRS ATRS / e-Invoicing API is best for:
Tax & Invoicing Applications, ERP Integration, Compliance Solutions
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API Pricing Model
- for registered Nigerian businesses with valid TIN.
FIRS ATRS / e-Invoicing API Core Features & Capabilities
Features Included
Not Supported
Required Access Documents for FIRS ATRS / e-Invoicing API
- OptionalMust be registered with FIRS
- OptionalActive Tax Identification Number required
Different FIRS ATRS / e-Invoicing API use cases
- Tax & Invoicing Applications:
- ERP System Integration:
- Accounting Software: