{
  "id": "gmc.feed.conditional-fields",
  "protocol": "google-merchant-center",
  "layer": "product-data",
  "role": "merchant",
  "status": "required",
  "title": "Include Google's conditional attributes when they apply",
  "description": "Required only when a condition applies: brand (new products, except movies, books and musical recordings), mpn (no manufacturer GTIN), gtin ('It depends', strongly recommended if available), condition (used or refurbished), availability_date (preorder), shipping (Shopping ads and free listings in 21 countries including the Netherlands), and more.",
  "goal": "Missing a conditional attribute that applies to you has the same effect as missing a Required one.",
  "note": "Re-verified 2026-10-12. Apparel and variants: age_group, gender, color and size are required for apparel targeting Brazil, France, Germany, Japan, the UK and the US, and item_group_id for variants in those countries; free listings require them for Apparel and Accessories in all countries. Also conditional: adult (adult content), is_bundle and multipack (merchant-made bundles or multipacks in 12 countries including the Netherlands), certification (for example EU energy labels), material and pattern (when they distinguish variants), unit pricing and energy efficiency class (when local law requires), external_seller_id (multi-seller accounts), promotion_id (promotions in Australia, France, Germany, India, the UK and the US), shipping_weight and dimensions (carrier-calculated rates).",
  "how_to_implement": {
    "steps": [
      "List which conditions apply to your catalog and target countries.",
      "Add those attributes to your primary or supplemental data source.",
      "For Dutch shops: shipping cost is required (via the shipping attribute or account settings)."
    ]
  },
  "resources": [
    {
      "label": "Google product data specification",
      "url": "https://support.google.com/merchants/answer/7052112",
      "type": "spec",
      "publisher": "Google"
    },
    {
      "label": "Google Merchant Center: GTIN",
      "url": "https://support.google.com/merchants/answer/6324461",
      "type": "docs",
      "publisher": "Google"
    }
  ],
  "audit": {
    "method": "platform_console",
    "automatable": false,
    "human": "Merchant Center Diagnostics shows no missing-attribute issues for your target countries."
  },
  "how_to_verify": "Merchant Center Diagnostics shows no missing-attribute issues for your target countries.",
  "artifacts": [
    "brand",
    "mpn",
    "gtin",
    "condition",
    "availability_date",
    "shipping",
    "age_group",
    "gender",
    "color",
    "size",
    "item_group_id",
    "is_bundle",
    "multipack"
  ],
  "depends_on": [
    "gmc.feed.required-fields"
  ],
  "status_note": "Re-verified 2026-10-12. Apparel and variants: age_group, gender, color and size are required for apparel targeting Brazil, France, Germany, Japan, the UK and the US, and item_group_id for variants in those countries; free listings require them for Apparel and Accessories in all countries. Also conditional: adult (adult content), is_bundle and multipack (merchant-made bundles or multipacks in 12 countries including the Netherlands), certification (for example EU energy labels), material and pattern (when they distinguish variants), unit pricing and energy efficiency class (when local law requires), external_seller_id (multi-seller accounts), promotion_id (promotions in Australia, France, Germany, India, the UK and the US), shipping_weight and dimensions (carrier-calculated rates).",
  "verified": true,
  "status_rationale": "Required by Google when the stated condition applies.",
  "slug": "gmc-feed-conditional-fields",
  "category": "product-data",
  "url": "https://vreeman.ai/commerce/checklist#gmc.feed.conditional-fields",
  "updated": "2026-10-12",
  "sources": [
    {
      "label": "Google product data specification",
      "url": "https://support.google.com/merchants/answer/7052112",
      "type": "spec",
      "publisher": "Google"
    },
    {
      "label": "Google Merchant Center: GTIN",
      "url": "https://support.google.com/merchants/answer/6324461",
      "type": "docs",
      "publisher": "Google"
    }
  ],
  "related_slugs": [
    "gmc-feed-required-fields"
  ]
}