{
  "event": "quote_requested",
  "event_parameters": [
    {
      "name": "product_category",
      "note": "Kept: the parameter the report breaks down by.",
      "required": false,
      "type": "string"
    },
    {
      "name": "product_name",
      "note": "Kept.",
      "required": false,
      "type": "string"
    },
    {
      "name": "product_id",
      "note": "Kept.",
      "required": false,
      "type": "string"
    },
    {
      "name": "page_location",
      "note": "Automatically collected by GA4; counts toward the 25.",
      "required": false,
      "type": "string"
    },
    {
      "name": "page_title",
      "note": "Automatically collected by GA4; counts toward the 25.",
      "required": false,
      "type": "string"
    },
    {
      "name": "session_id",
      "note": "Automatically collected by GA4; counts toward the 25.",
      "required": false,
      "type": "string"
    },
    {
      "name": "debug_note",
      "note": "DROPPED: the 26th parameter. A temporary note left on the tag from a test, never removed. This is the one the limit cut.",
      "required": false,
      "type": "string"
    }
  ],
  "rules": [
    "An event can carry at most 25 parameters. The limit counts automatically collected parameters too, not only the ones you add.",
    "Parameters over the limit are dropped silently at collection time, with no warning in the interface.",
    "Parameter names are up to 40 characters; parameter values are up to 100 characters on a standard property.",
    "You can delete any parameters you do not use to make room for new ones.",
    "Removing a parameter from the tag stops it from being sent; it does not delete the data already collected.",
    "Register only the parameters you will report on: a standard property allows 50 event-scoped custom dimensions."
  ],
  "source": "Analytics Help \u2014 [GA4] Collection and configuration limits (support.google.com/analytics/answer/9267744), opened 11 November 2026",
  "verified_example": {
    "arithmetic_check": {
      "checked_with": "Python 3.12.3, run 11 November 2026",
      "computation": "26 - 25",
      "matches_limit_field": true,
      "result": 1
    },
    "counts": {
      "after_audit": 25,
      "before_audit": 26,
      "dropped": 1
    },
    "event": "quote_requested",
    "limit": {
      "parameters_after_cut": 25,
      "parameters_dropped": 1,
      "parameters_max": 25,
      "parameters_sent": 26
    },
    "source": "Counted from the tag's Event Parameters rows plus the parameters GA4 collects automatically; the limit is Google's collection limit"
  }
}