diff --git a/OpenTelemetryPlan/09-data-collection-reference.md b/OpenTelemetryPlan/09-data-collection-reference.md
index 9050e65aab..446204dc23 100644
--- a/OpenTelemetryPlan/09-data-collection-reference.md
+++ b/OpenTelemetryPlan/09-data-collection-reference.md
@@ -283,7 +283,6 @@ The tables below list one row per attribute per subsystem, so a key shared by tw
 | `tx_hash`             | string  | `tx.process`, `tx.receive`                                 | Transaction hash (hex-encoded)                                                                                                        |
 | `local`               | boolean | `tx.process`                                               | `true` if locally submitted, `false` if peer-relayed                                                                                  |
 | `path`                | string  | `tx.process`                                               | Submission path: `"sync"` or `"async"`                                                                                                |
-| `suppressed`          | boolean | `tx.receive`                                               | `true` if transaction was suppressed (duplicate)                                                                                      |
 | `tx_status`           | string  | `tx.receive`                                               | Transaction status (e.g., `"known_bad"`)                                                                                              |
 | `peer_id`             | int64   | `tx.receive`                                               | Peer identifier (also set on peer spans)                                                                                              |
 | `peer_version`        | string  | `tx.receive`                                               | Peer protocol version string                                                                                                          |