diff --git a/src/ripple/protocol/SField.h b/src/ripple/protocol/SField.h
index c21b405c2..a39a89917 100644
--- a/src/ripple/protocol/SField.h
+++ b/src/ripple/protocol/SField.h
@@ -341,6 +341,7 @@ extern SF_UINT8 const sfTransactionResult;
 extern SF_UINT8 const sfTickSize;
 extern SF_UINT8 const sfUNLModifyDisabling;
 extern SF_UINT8 const sfHookResult;
+extern SF_UINT8 const sfBatchIndex;
 
 // 16-bit integers (common)
 extern SF_UINT16 const sfLedgerEntryType;
@@ -410,7 +411,7 @@ extern SF_UINT32 const sfRewardLgrLast;
 extern SF_UINT32 const sfFirstNFTokenSequence;
 extern SF_UINT32 const sfImportSequence;
 extern SF_UINT32 const sfXahauActivationLgrSeq;
-extern SF_UINT32 const sfBatchIndex;
+extern SF_UINT32 const sfOuterSequence;
 
 // 64-bit integers (common)
 extern SF_UINT64 const sfIndexNext;
@@ -581,6 +582,7 @@ extern SField const sfSignerEntry;
 extern SField const sfNFToken;
 extern SField const sfEmitDetails;
 extern SField const sfHook;
+extern SField const sfBatchTxn;
 
 extern SField const sfSigner;
 extern SField const sfMajority;
diff --git a/src/ripple/protocol/impl/InnerObjectFormats.cpp b/src/ripple/protocol/impl/InnerObjectFormats.cpp
index 2c6632798..63cbc2a5a 100644
--- a/src/ripple/protocol/impl/InnerObjectFormats.cpp
+++ b/src/ripple/protocol/impl/InnerObjectFormats.cpp
@@ -163,6 +163,13 @@ InnerObjectFormats::InnerObjectFormats()
             {sfDigest, soeOPTIONAL},
             {sfFlags, soeOPTIONAL},
         });
+
+    add(sfBatchTxn.jsonName.c_str(),
+        sfBatchTxn.getCode(),
+        {{sfAccount, soeREQUIRED},
+         {sfOuterSequence, soeREQUIRED},
+         {sfSequence, soeOPTIONAL},
+         {sfBatchIndex, soeREQUIRED}});
 }
 
 InnerObjectFormats const&
diff --git a/src/ripple/protocol/impl/SField.cpp b/src/ripple/protocol/impl/SField.cpp
index 6723206a7..a1470fa8c 100644
--- a/src/ripple/protocol/impl/SField.cpp
+++ b/src/ripple/protocol/impl/SField.cpp
@@ -89,6 +89,7 @@ CONSTRUCT_TYPED_SFIELD(sfTransactionResult,     "TransactionResult",    UINT8,
 CONSTRUCT_TYPED_SFIELD(sfTickSize,              "TickSize",             UINT8,     16);
 CONSTRUCT_TYPED_SFIELD(sfUNLModifyDisabling,    "UNLModifyDisabling",   UINT8,     17);
 CONSTRUCT_TYPED_SFIELD(sfHookResult,            "HookResult",           UINT8,     18);
+CONSTRUCT_TYPED_SFIELD(sfBatchIndex,            "BatchIndex",           UINT8,     19);
 
 // 16-bit integers
 CONSTRUCT_TYPED_SFIELD(sfLedgerEntryType,       "LedgerEntryType",      UINT16,     1, SField::sMD_Never);
@@ -157,7 +158,7 @@ CONSTRUCT_TYPED_SFIELD(sfLockCount,             "LockCount",            UINT32,
 
 CONSTRUCT_TYPED_SFIELD(sfFirstNFTokenSequence,  "FirstNFTokenSequence", UINT32,    50);
 
-CONSTRUCT_TYPED_SFIELD(sfBatchIndex,            "BatchIndex",           UINT32,    95);
+CONSTRUCT_TYPED_SFIELD(sfOuterSequence,         "OuterSequence",        UINT32,    95);
 CONSTRUCT_TYPED_SFIELD(sfXahauActivationLgrSeq, "XahauActivationLgrSeq",UINT32,    96);
 CONSTRUCT_TYPED_SFIELD(sfImportSequence,        "ImportSequence",       UINT32,    97);
 CONSTRUCT_TYPED_SFIELD(sfRewardTime,            "RewardTime",           UINT32,    98);
@@ -353,6 +354,7 @@ CONSTRUCT_UNTYPED_SFIELD(sfImportVLKey,         "ImportVLKey",          OBJECT,
 CONSTRUCT_UNTYPED_SFIELD(sfHookEmission,        "HookEmission",         OBJECT,    93);
 CONSTRUCT_UNTYPED_SFIELD(sfMintURIToken,        "MintURIToken",         OBJECT,    92); 
 CONSTRUCT_UNTYPED_SFIELD(sfAmountEntry,         "AmountEntry",          OBJECT,    91);
+CONSTRUCT_UNTYPED_SFIELD(sfBatchTxn,            "BatchTxn",             OBJECT,    90);
 
 // array of objects
 //                                                                            ARRAY/1 is reserved for end of array
diff --git a/src/ripple/protocol/impl/TxFormats.cpp b/src/ripple/protocol/impl/TxFormats.cpp
index 09e3cc00c..047e2a3dc 100644
--- a/src/ripple/protocol/impl/TxFormats.cpp
+++ b/src/ripple/protocol/impl/TxFormats.cpp
@@ -45,7 +45,7 @@ TxFormats::TxFormats()
         {sfHookParameters, soeOPTIONAL},
         {sfOperationLimit, soeOPTIONAL},
         {sfCloseResolution, soeOPTIONAL},
-        {sfBatchIndex, soeOPTIONAL},
+        {sfBatchTxn, soeOPTIONAL},
     };
 
     add(jss::AccountSet,