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What is an organization?

An organization in Nocotax represents a business entity - either a company or an individual person. Every organization can participate in transactions as either a buyer or seller of goods and services. Organizations are the foundation of invoicing in Nocotax:
  • Every invoice has a supplier (seller) and customer (buyer)
  • Both are represented as organizations
  • Organizations track tax registrations, addresses, and balances

Organization types: self vs external

Every organization has an ownership field that determines its type:

Your organizations (ownership=self)

This are your platform’s business entities. You currently have one self organization per mode (testmode and livemode).
# Your organization is automatically created during onboarding
curl https://api.nocotax.app/organizations?ownership=self \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY}
Characteristics:
  • Represents your company
  • Only one per mode (for the moment)
  • Cannot be deleted
  • Where you configure your tax registrations
  • Your identity on invoices

External organizations (ownership=external)

These are the entities you do business with - your customers and suppliers.
# Create an external organization
curl https://api.nocotax.app/organizations \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY} \
  -H "Content-Type: application/json" \
  -d '{
    "roles": ["BUYER"],
    "name": "Acme Corp",
    "billing_address": {
      "country": "FR"
    }
  }'
Characteristics:
  • Represent customers, suppliers, partners
  • Unlimited number
  • Can be created, updated, deleted
  • Each has specific roles
  • Can have their own tax registrations

Organization roles

External organizations have roles that define their relationship with your platform:

BUYER role

Organizations you sell to. They buy from your platform.
curl https://api.nocotax.app/organizations \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY} \
  -H "Content-Type: application/json" \
  -d '{
    "roles": ["BUYER"],
    "name": "Customer Inc",
    "billing_address": {
      "country": "FR"
    }
  }'
Used for:
  • Sales invoices (you invoice them)
  • Tracking accounts receivable (money owed to you)
  • Customer management

MERCHANT role

Organizations you buy from - your suppliers, vendors, or marketplace sellers.
curl https://api.nocotax.app/organizations \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY} \
  -H "Content-Type: application/json" \
  -d '{
    "roles": ["MERCHANT"],
    "name": "Supplier Co",
    "billing_address": {
      "country": "FR"
    }
  }'
Used for:
  • Purchase invoices (they invoice you, or you self-bill)
  • Tracking accounts payable (money you owe them)
  • Supplier management
  • Marketplace seller payouts

Both roles

An organization can have both CUSTOMER and MERCHANT roles simultaneously:
curl https://api.nocotax.app/organizations \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY} \
  -H "Content-Type: application/json" \
  -d '{
    "roles": ["CUSTOMER", "MERCHANT"],
    "name": "Partner Company",
    "billing_address": {
      "country": "FR"
    }
  }'
Example: A business partner where you both buy services from them and sell services to them.
The role determines what the organization can do, not what they’re actively doing. You can set the role even before any transactions occur.

Organizations in invoicing

Organizations play two positions on every invoice: supplier and customer.

The supplier_id

The organization providing goods or services (the seller). In sales invoices: Usually your platform
curl https://api.nocotax.app/invoices \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY} \
  -H "Content-Type: application/json" \
  -d '{
    "flow": "sales",
    "customer_id": "org_customer_123", // Supplier ID is your platform
    "items": [...]
  }'
In purchase invoices: The external supplier
curl https://api.nocotax.app/invoices \
  -u ${ACCOUNT_ID}:${YOUR_API_KEY} \
  -H "Content-Type: application/json" \
  -d '{
    "flow": "purchases",
    "supplier_id": "org_supplier_456", // Customer ID is your platform
    "items": [...]
  }'

The customer_id

The organization receiving goods or services (the buyer). In sales invoices: Your customer
# supplier_id = your platform
# customer_id = your customer
In purchase invoices: Your platform
# supplier_id = external supplier
# customer_id = your platform

Role vs position

RoleCan be supplier_id?Can be customer_id?
Your platform (self)✓ Yes (sales)✓ Yes (purchases)
BUYER✗ No*✓ Yes
MERCHANT✓ Yes✗ Yes**
Both roles✓ Yes✓ Yes
*Unless the organization has both roles ** In commission model
An organization must have the appropriate role for its position on the invoice:
  • To be a supplier_id: needs MERCHANT role (or be your platform)
  • To be a customer_id: needs BUYER or MERCHANT role (or be your platform)

Organization hierarchy

Account
  ├── Mode: testmode
  │     ├── Organizations (ownership=self) - Your platform
  │     └── Organizations (ownership=external)
  │           ├── BUYER orgs
  │           ├── MERCHANT orgs
  │           └── Dual-role orgs

  └── Mode: livemode
        ├── Organizations (ownership=self) - Your platform
        └── Organizations (ownership=external)
              ├── BUYER orgs
              ├── MERCHANT orgs
              └── Dual-role orgs
Data is completely isolated between testmode and livemode.

Common patterns

E-commerce platform

  • Your platform: ownership=self
  • Customers: ownership=external, role=BUYER
  • Invoices: You → Customers (sales flow)

Marketplace (commission agent)

  • Your platform: ownership=self
  • Sellers: ownership=external, role=MERCHANT
  • Buyers: ownership=external, role=BUYER
  • Commission invoices: Your platform → Sellers (commission flow)
  • Optional: Sellers → Buyers (white label invoicing)

Buy and resell (undisclosed agent)

  • Your platform: ownership=self
  • Suppliers: ownership=external, role=MERCHANT
  • Customers: ownership=external, role=CUSTOMER
  • Purchase invoices: Suppliers → Your platform (purchases flow)
  • Sales invoices: Your platform → Customers (sales flow)

Service platform with suppliers

  • Your platform: ownership=self
  • Service providers: ownership=external, role=MERCHANT
  • Customers: ownership=external, role=CUSTOMER
  • May need dual-role if providers also buy services from you

Key attributes

Every organization can have:
AttributeDescription
nameFull legal entity name (business or person)
billing_addressInvoicing address
tax_registrations[]List of tax registrations
See Tax Registrations for detailed attribute information.

Best practices

  • Set clear, descriptive names for easy identification
  • Assign roles when creating organizations, even before first transaction
  • Use dual roles for partners you both buy from and sell to
  • Keep tax numbers and addresses updated
  • Use metadata to link to external systems (Stripe, CRM, etc.)

Next steps