# Qorpy

## Docs
- [Getting Started: Qorpy API and NRS E-Invoice](https://api-documentation.qorpy.com/getting-started-qorpy-api-and-nrs-e-invoice-1960754m0.md): 
- [Frequently Asked Questions](https://api-documentation.qorpy.com/frequently-asked-questions-1663930m0.md): 

## API Docs
- Qorpy API Onboarding [Request Business Key](https://api-documentation.qorpy.com/request-business-key-27977518e0.md): The Qorpy API enables businesses to integrate with Nigeria's National Revenue Service (NRS) eInvoicing system. This documentation covers the business onboarding process, which is the first step in your integration journey.
- Qorpy API Onboarding [Regenerate Business Key](https://api-documentation.qorpy.com/regenerate-business-key-28004452e0.md): Rotate your API authentication key for security compliance or after suspected compromise.
- Qorpy API Onboarding [Business Settings - Update](https://api-documentation.qorpy.com/business-settings-update-28209052e0.md): # Update Business Settings
- Qorpy API Onboarding [Business Settings - Read](https://api-documentation.qorpy.com/business-settings-read-28251520e0.md): # Get Business Settings
- E-Invoicing Lifecycle > E-Invoice Creation [Create Invoice](https://api-documentation.qorpy.com/create-invoice-21702208e0.md): 
- E-Invoicing Lifecycle > E-Invoice Creation [Get Invoice QR Code](https://api-documentation.qorpy.com/get-invoice-qr-code-21702215e0.md): Retrieve the QR code for a specific invoice, including encrypted invoice data and base64-encoded QR image.
- E-Invoicing Lifecycle > E-Invoice Creation [Update Invoice Payment Status](https://api-documentation.qorpy.com/update-invoice-payment-status-21702209e0.md): Update the payment status of an existing invoice to PENDING, PAID, or REJECTED.
- E-Invoicing Lifecycle > E-Invoice Creation [Get Sent Invoices](https://api-documentation.qorpy.com/get-sent-invoices-21702214e0.md): Retrieve a paginated list of all sent invoices for a business with filtering options.
- E-Invoicing Lifecycle > E-Invoice Creation [Get Sent Invoice Details](https://api-documentation.qorpy.com/get-sent-invoice-details-31111413e0.md): Retrieve a sent invoice by its Invoice Reference Number (IRN), including line items, tax breakdown, payment status, and party details.
- E-Invoicing Lifecycle > E-Invoice Reversal [Invoice Reversal](https://api-documentation.qorpy.com/invoice-reversal-22424251e0.md): 
- E-Invoicing Lifecycle > E-Invoice Receipt [Fetch Received Invoices](https://api-documentation.qorpy.com/fetch-received-invoices-21702211e0.md): 
- Resources [Get NRS Invoice Quantity Codes](https://api-documentation.qorpy.com/get-nrs-invoice-quantity-codes-42162865e0.md): Retrieve available invoice quantity codes.
- Resources [Get NRS Currencies](https://api-documentation.qorpy.com/get-nrs-currencies-21712346e0.md): 
- Resources [Get NRS States](https://api-documentation.qorpy.com/get-nrs-states-24280004e0.md): 
- Resources [Get NRS LGAs](https://api-documentation.qorpy.com/get-nrs-lgas-24280005e0.md): 
- Resources [Get NRS Countries](https://api-documentation.qorpy.com/get-nrs-countries-24280002e0.md): 
- Resources [Get NRS Invoice Types](https://api-documentation.qorpy.com/get-nrs-invoice-types-21712347e0.md): 
- Resources [Get NRS Payment Means](https://api-documentation.qorpy.com/get-nrs-payment-means-21712348e0.md): Retrieve available payment means for a specific business.
- Resources [Get NRS Product Codes](https://api-documentation.qorpy.com/get-nrs-product-codes-21712349e0.md): Retrieve available product codes for your products.
- Resources [Get NRS Service Codes](https://api-documentation.qorpy.com/get-nrs-service-codes-21712350e0.md): Retrieve available service codes for offered services.
- Resources [Get NRS Tax Categories](https://api-documentation.qorpy.com/get-nrs-tax-categories-21712351e0.md): Retrieve available tax categories.