developers:fixapi:newordersingle [Documentation]

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====== NEW ORDER SINGLE [35=D] ======

The New Order Single message submits orders to exchanges for execution. This message supports all instrument types including futures, options, spreads, and multileg strategies.

===== Prerequisites =====
  * Account must be subscribed before order submission (automatic by default)
  * Unique ClOrdID required for each order (12-20 characters)
  * Security identification tags must match instrument type

===== Supported Order Types =====

^ Order Type ^ OrdType (Tag 40) ^ Required Price Fields ^
| Market | 1 | None |
| Limit | 2 | Price (44) |
| Stop | 3 | StopPx (99) |
| Stop Limit | 4 | Price (44), StopPx (99) |
| Market If Touched | J | Price (44) |
| Flatten | F | None |
| Join | N | None |
| Hit | H | None |

===== Message Specification =====

**Message Direction:** Client → T4

^ Tag ^ Field Name ^ Type ^ Req'd ^ Description ^
| | **Message Header** | | Y | MsgType = D |
| 1 | Account | String | Y | Account code for order submission |
| 11 | ClOrdID | String | Y | Unique client order ID (12-60 chars) |
| 48 | SecurityID | String | Y | T4 Market ID |
| 55 | Symbol | String | C | T4 Contract ID |
| 207 | SecurityExchange | String | C | T4 Exchange ID |
| 167 | SecurityType | String | Y | FUT, OPT, STK, SYN, BIN |
| 201 | PutOrCall | Int | C | Options only. 0=Put, 1=Call |
| 202 | StrikePrice | Float | C | Options only. Strike price |
| 54 | Side | Char | Y | 0=None, 1=Buy, 2=Sell |
| 38 | OrderQty | Float | Y | Total contracts (0 for Flatten) |
| 40 | OrdType | Char | Y | See Order Types table |
| 44 | Price | Float | C | Required for Limit, Stop Limit, MIT |
| 99 | StopPx | Float | C | Required for Stop, Stop Limit |
| 59 | TimeInForce | Char | Y | 0=Day, 1=GTC, 3=IOC, 4=FOK |
| 60 | TransactTime | UTCTimestamp | Y | Order creation time |
| 21 | HandlInst | Char | Y | 1=Automated private, 2=Automated public, 3=Manual |
| 210 | MaxShow | Int | O | Iceberg visible quantity |
| 77 | OpenClose | Char | O | O=Open, C=Close |
| 200 | MaturityMonthYear | String | O | Format: YYYYMM |
| 204 | CustomerOrFirm | Int | O | 0=Customer, 1=Firm |
| 2362 | SelfMatchPreventionID | Boolean | O | SMPID override |
| 8000 | SelfMatchPreventionInstruction| Boolean | O | SMP instruction override |
| 5392 | SenderID | Char | O | Operator ID override |
| 9537 | Location | Boolean | O | Location override |
| 58 | Text | String | O | Free form text |
| 107 | SecurityDesc | String | O | Security description |
| 1028 | ManualOrderIndicator | Boolean | O | Y=Manual, N=Automated |
| 10100 | TrailingDelta | Float | O | Trailing stop amount |
| 10102 | ActivationType | Int | O | 1=Immediate, 2=At/Above, 3=At/Below, 4=Market Mode, 5=Time, 6=Queue |
| 10103 | ActivationValue | String | O | Activation conditions (colon-delimited) |
| | **Message Trailer** | | Y | |

===== Sample Message =====

**Note:** Pipe (|) used for readability. Actual FIX messages use SOH (ASCII 01) delimiter.

**Limit Order Request:**
<code>
8=FIX.4.2|9=210|35=D|49=T4Example|56=T4|50=TraderName|52=20121211-20:16:17.874|
1=Account1|11=fn-634908321778744001|48=CME_20121200_ESZ2|55=ES|207=CME_Eq|
167=FUT|54=1|38=1|40=2|44=141400|59=0|21=1|60=20121211-20:16:17.874|204=0|10=123|
</code>

**Successful Response:**
<code>
8=FIX.4.2|9=380|35=8|49=T4|56=T4Example|50=T4FIX|52=20121211-20:16:17.952|
1=Account1|11=fn-634908321778744001|17=48146.71332401407_ESZ2.6349083219449100006.1.BD1E7093|
150=0|37=BD1E7093-EF2C-439D-AEBA-0092A03F17ED|39=0|48=CME_20121200_ESZ2|55=ES|
207=CME_Eq|200=201212|59=0|107=E-mini S&P 500 Dec12|54=1|167=FUT|38=1|40=2|
44=141400|60=20121211-20:16:34.491|10=234|
</code>

===== Notes =====
  * Malformed messages rejected with Session Reject (35=3)
  * Order errors returned via Execution Report (35=8, ExecType=8)
  * AutoSubscription can be disabled via Logon (Tag 372=BB)
  * For batch orders (OCO, Auto OCO, Spark), use New Order List message