custom_line_item_tax.rb

# Description: Example of using custom line item taxes in Stripe & NetSuite

Stripe.api_key = ENV['STRIPE_KEY']

customer = Stripe::Customer.create

Stripe::InvoiceItem.create(
  customer: customer.id,
  description: 'A great product',
  amount: 10_00,
  currency: 'usd',
  metadata: {
    "netsuite_tax_percent": "10.0"
    "netsuite_tax_amount": "1"
  }
)

Stripe::InvoiceItem.create(
  customer: customer.id,
  description: '$1.00 Tax',
  amount: 1_00,
  currency: 'usd',
  metadata: {
    "netsuite_tax": "true"
  }
)

Invoice.create({ customer: customer.id })