Applicable Taxes & Fees [applicable_taxes_fees] Field for Product Feed

Optional but Important for Accurate Pricing in ChatGpt

The applicable_taxes_fees attribute allows you to specify any additional taxes or service fees related to a product.
This ensures users see a complete and transparent price when browsing or purchasing through ChatGPT and partner platforms.

When to use

Use this field when your product’s final price includes extra fees or taxes not reflected in the base [price] field.
This can include service charges, eco-fees, or region-specific taxes.

• [applicable_taxes_fees] should:
  • Indicate the exact amount and currency (e.g., 7 USD)
  • Follow the number + currency format
  • Match valid ISO 4217 currency codes
  • Reflect consistent pricing across all listings and feeds

Format

• Type: Number + currency
• Specification: Currency must follow ISO 4217 format
• Repeated field: No
• Schema.org property: Offer.priceSpecification

Examples:

Minimum requirements

Note: If no additional taxes or fees apply, you can omit this attribute.

• Use the format number + space + currency (e.g., 7 USD).
• Make sure the currency matches your [price] field.
• Only include fees that apply consistently to all customers.
• Don’t include taxes already covered by [price].
• Don’t use currency symbols (e.g., $, €).

SEO / AI Tip

Transparent pricing improves trust and conversion rates.
Ensure that your total product cost (base price + taxes/fees) is consistent across your website, ChatGPT listings, and Merchant feeds.

Official Source: ChatGPT Product Feed Specs