---
title: MarketDataRequestReject
seo:
  title: MarketDataRequestReject | FIX Market Data
  description: "FIX market data MarketDataRequestReject reference: field layout,
    repeating groups, supported values, and message-specific behavior."
sidebar:
  label: MarketDataRequestReject
---
`MsgType(35)=MarketDataRequestReject(Y)`

Direction: **Exchange to client**.

Reject a market-data request and correlate it with its request ID.

## Field Layout

See [FIX Message Layouts](/reference/fix-message-layouts) for field ordering and presence rules.

| Field | Type | Presence | Behavior |
| --- | --- | --- | --- |
| `MDReqID(262)` | [`STRING`](/reference/fix-data-types#string) | Required |  |
| `MDReqRejReason(281)` | [`CHAR`](/reference/fix-data-types#char) | Required | Supported values:<br/><code style="overflow-wrap:anywhere">MDReqRejReason(281)=UNKNOWN_SYMBOL(0)</code><br/><code style="overflow-wrap:anywhere">MDReqRejReason(281)=DUPLICATE_MDREQID(1)</code><br/><code style="overflow-wrap:anywhere">MDReqRejReason(281)=UNSUPPORTED_SUBSCRIPTIONREQUESTTYPE(4)</code><br/><code style="overflow-wrap:anywhere">MDReqRejReason(281)=UNSUPPORTED_MARKETDEPTH(5)</code><br/><code style="overflow-wrap:anywhere">MDReqRejReason(281)=UNSUPPORTED_MDENTRYTYPE(8)</code> |
| `Text(58)` | [`STRING`](/reference/fix-data-types#string) | Required |  |