diff --git a/include/xrpl/ledger/helpers/SponsorHelpers.h b/include/xrpl/ledger/helpers/SponsorHelpers.h
index 525f109484..f4ab37177a 100644
--- a/include/xrpl/ledger/helpers/SponsorHelpers.h
+++ b/include/xrpl/ledger/helpers/SponsorHelpers.h
@@ -12,6 +12,12 @@
 
 namespace xrpl {
 
+inline bool
+isFeeSponsored(STTx const& tx)
+{
+    return (tx.getFieldU32(sfSponsorFlags) & spfSponsorFee) != 0u;
+}
+
 inline bool
 isReserveSponsored(STTx const& tx)
 {
@@ -125,13 +131,4 @@ removeSponsorFromLedgerEntry(SLE::ref sle, SF_ACCOUNT const& field = sfSponsor)
         sle->makeFieldAbsent(field);
 }
 
-// namespace sponsor
-// {
-// // Accessing the ledger to check if provided sponsor is valid.
-// [[nodiscard]] TER
-// valid(ReadView const& view, STTx const& tx, beast::Journal j)
-// {
-// }
-// }
-
 }  // namespace xrpl
diff --git a/include/xrpl/protocol/TxFlags.h b/include/xrpl/protocol/TxFlags.h
index d61e4fc09c..212063b9db 100644
--- a/include/xrpl/protocol/TxFlags.h
+++ b/include/xrpl/protocol/TxFlags.h
@@ -458,6 +458,7 @@ getAsfFlagMap()
 
 inline constexpr FlagValue spfSponsorFee = 1;
 inline constexpr FlagValue spfSponsorReserve = 2;
+inline constexpr FlagValue spfSponsorFlagMask = ~(spfSponsorFee | spfSponsorReserve);
 
 }  // namespace xrpl
 
diff --git a/src/libxrpl/tx/Transactor.cpp b/src/libxrpl/tx/Transactor.cpp
index d0fa4ed3e1..cd92bc4eae 100644
--- a/src/libxrpl/tx/Transactor.cpp
+++ b/src/libxrpl/tx/Transactor.cpp
@@ -180,13 +180,6 @@ preflight1Sponsor(PreflightContext const& ctx, AccountID const& id)
     if ((hasSponsor || hasSponsorFlags || hasSponsorSig) && !ctx.rules.enabled(featureSponsor))
         return temDISABLED;
 
-    if (hasSponsorFlags &&
-        ((ctx.tx.getFieldU32(sfSponsorFlags) & ~(spfSponsorFee | spfSponsorReserve)) != 0u))
-    {
-        JLOG(ctx.j.debug()) << "preflight1: invalid sponsor flags";
-        return temINVALID_FLAG;
-    }
-
     if (!hasSponsor)
     {
         if (hasSponsorFlags)
@@ -204,7 +197,7 @@ preflight1Sponsor(PreflightContext const& ctx, AccountID const& id)
     else if (hasSponsorFlags)
     {
         auto const sponsorFlags = ctx.tx.getFieldU32(sfSponsorFlags);
-        if (((sponsorFlags & ~(spfSponsorFee | spfSponsorReserve)) != 0u) || sponsorFlags == 0)
+        if (((sponsorFlags & spfSponsorFlagMask) != 0u) || sponsorFlags == 0)
         {
             JLOG(ctx.j.debug()) << "preflight1: invalid sponsor flags";
             return temINVALID_FLAG;
@@ -420,14 +413,10 @@ Transactor::checkSponsor(ReadView const& view, STTx const& tx)
     if (!sponsorshipSle)
         return terNO_SPONSORSHIP;
 
-    auto const sponsorFlags = tx.getFieldU32(sfSponsorFlags);
-
-    if (((sponsorFlags & spfSponsorFee) != 0u) &&
-        sponsorshipSle->isFlag(lsfSponsorshipRequireSignForFee))
+    if (isFeeSponsored(tx) && sponsorshipSle->isFlag(lsfSponsorshipRequireSignForFee))
         return terNO_SPONSORSHIP;
 
-    if (((sponsorFlags & spfSponsorReserve) != 0u) &&
-        sponsorshipSle->isFlag(lsfSponsorshipRequireSignForReserve))
+    if (isReserveSponsored(tx) && sponsorshipSle->isFlag(lsfSponsorshipRequireSignForReserve))
         return terNO_SPONSORSHIP;
 
     return tesSUCCESS;
@@ -1324,7 +1313,7 @@ Transactor::reset(XRPAmount fee)
 FeePayer
 Transactor::getFeePayer(ReadView const& view, STTx const& tx)
 {
-    if (tx.isFieldPresent(sfSponsor) && ((tx.getFieldU32(sfSponsorFlags) & spfSponsorFee) != 0u))
+    if (tx.isFieldPresent(sfSponsor) && isFeeSponsored(tx))
     {
         auto const sponsorID = tx.getAccountID(sfSponsor);
         auto const sponseeID = tx.getAccountID(sfAccount);
diff --git a/src/libxrpl/tx/transactors/system/Batch.cpp b/src/libxrpl/tx/transactors/system/Batch.cpp
index adddd9de7c..279e2b1ec1 100644
--- a/src/libxrpl/tx/transactors/system/Batch.cpp
+++ b/src/libxrpl/tx/transactors/system/Batch.cpp
@@ -5,6 +5,7 @@
 #include <xrpl/beast/utility/Zero.h>
 #include <xrpl/ledger/ApplyView.h>
 #include <xrpl/ledger/ReadView.h>
+#include <xrpl/ledger/helpers/SponsorHelpers.h>
 #include <xrpl/protocol/AccountID.h>
 #include <xrpl/protocol/Protocol.h>
 #include <xrpl/protocol/SField.h>
@@ -214,8 +215,7 @@ Batch::preflight(PreflightContext const& ctx)
 
     if (ctx.tx.isFieldPresent(sfSponsorFlags))
     {
-        auto const sponsorFlags = ctx.tx.getFieldU32(sfSponsorFlags);
-        if ((sponsorFlags & spfSponsorReserve) != 0u)
+        if (isReserveSponsored(ctx.tx))
         {
             JLOG(ctx.j.debug()) << "BatchTrace[" << parentBatchId << "]:"
                                 << "spfSponsorReserve is not allowed on outer Batch.";