diff --git a/src/ripple/app/tx/impl/SetAccount.cpp b/src/ripple/app/tx/impl/SetAccount.cpp
index 0bf8060604b..93c27a616f4 100644
--- a/src/ripple/app/tx/impl/SetAccount.cpp
+++ b/src/ripple/app/tx/impl/SetAccount.cpp
@@ -295,12 +295,7 @@ SetAccount::doApply ()
             (!view().peek (keylet::signers (account_))))
         {
             // Account has no regular key or multi-signer signer list.
-
-            // Prevent transaction changes until we're ready.
-            if (view().rules().enabled(featureMultiSign))
-                return tecNO_ALTERNATIVE_KEY;
-
-            return tecNO_REGULAR_KEY;
+            return tecNO_ALTERNATIVE_KEY;
         }
 
         JLOG(j_.trace()) << "Set lsfDisableMaster.";
diff --git a/src/ripple/app/tx/impl/SetSignerList.cpp b/src/ripple/app/tx/impl/SetSignerList.cpp
index 190fd0c4f1a..76501ea6ed8 100644
--- a/src/ripple/app/tx/impl/SetSignerList.cpp
+++ b/src/ripple/app/tx/impl/SetSignerList.cpp
@@ -74,9 +74,6 @@ SetSignerList::determineOperation(STTx const& tx,
 NotTEC
 SetSignerList::preflight (PreflightContext const& ctx)
 {
-    if (! ctx.rules.enabled(featureMultiSign))
-        return temDISABLED;
-
     auto const ret = preflight1 (ctx);
     if (!isTesSuccess (ret))
         return ret;
diff --git a/src/ripple/app/tx/impl/Transactor.cpp b/src/ripple/app/tx/impl/Transactor.cpp
index bd52c826075..9a301514461 100644
--- a/src/ripple/app/tx/impl/Transactor.cpp
+++ b/src/ripple/app/tx/impl/Transactor.cpp
@@ -331,13 +331,9 @@ TER Transactor::apply ()
 NotTEC
 Transactor::checkSign (PreclaimContext const& ctx)
 {
-    // Make sure multisigning is enabled before we check for multisignatures.
-    if (ctx.view.rules().enabled(featureMultiSign))
-    {
-        // If the pk is empty, then we must be multi-signing.
-        if (ctx.tx.getSigningPubKey().empty ())
-            return checkMultiSign (ctx);
-    }
+    // If the pk is empty, then we must be multi-signing.
+    if (ctx.tx.getSigningPubKey().empty ())
+        return checkMultiSign (ctx);
 
     return checkSingleSign (ctx);
 }
diff --git a/src/ripple/app/tx/impl/apply.cpp b/src/ripple/app/tx/impl/apply.cpp
index 7be537bf2b4..5f0d6c6a88d 100644
--- a/src/ripple/app/tx/impl/apply.cpp
+++ b/src/ripple/app/tx/impl/apply.cpp
@@ -38,9 +38,6 @@ checkValidity(HashRouter& router,
     STTx const& tx, Rules const& rules,
         Config const& config)
 {
-    auto const allowMultiSign =
-        rules.enabled(featureMultiSign);
-
     auto const id = tx.getTransactionID();
     auto const flags = router.getFlags(id);
     if (flags & SF_SIGBAD)
@@ -50,7 +47,7 @@ checkValidity(HashRouter& router,
     if (!(flags & SF_SIGGOOD))
     {
         // Don't know signature state. Check it.
-        auto const sigVerify = tx.checkSign(allowMultiSign);
+        auto const sigVerify = tx.checkSign();
         if (! sigVerify.first)
         {
             router.setFlags(id, SF_SIGBAD);
diff --git a/src/ripple/protocol/Feature.h b/src/ripple/protocol/Feature.h
index 60bee93ff67..66b95e3530d 100644
--- a/src/ripple/protocol/Feature.h
+++ b/src/ripple/protocol/Feature.h
@@ -50,7 +50,7 @@ class FeatureCollections
 {
     static constexpr char const* const featureNames[] =
     {
-        "MultiSign",
+        "MultiSign",                   // Unconditionally supported.
         "Tickets",
         "TrustSetAuth",
         "FeeEscalation",               // Unconditionally supported.
@@ -339,7 +339,6 @@ foreachFeature(FeatureBitset bs, F&& f)
             f(bitsetIndexToFeature(i));
 }
 
-extern uint256 const featureMultiSign;
 extern uint256 const featureTickets;
 extern uint256 const featureTrustSetAuth;
 extern uint256 const featureOwnerPaysFee;
diff --git a/src/ripple/protocol/STTx.h b/src/ripple/protocol/STTx.h
index de6ff5f97cb..8c4e7ae0923 100644
--- a/src/ripple/protocol/STTx.h
+++ b/src/ripple/protocol/STTx.h
@@ -133,7 +133,7 @@ class STTx final
         @return `true` if valid signature. If invalid, the error message string.
     */
     std::pair<bool, std::string>
-    checkSign(bool allowMultiSign) const;
+    checkSign() const;
 
     // SQL Functions with metadata.
     static
diff --git a/src/ripple/protocol/impl/Feature.cpp b/src/ripple/protocol/impl/Feature.cpp
index 22645e4b15e..6f0c51fdbf4 100644
--- a/src/ripple/protocol/impl/Feature.cpp
+++ b/src/ripple/protocol/impl/Feature.cpp
@@ -92,7 +92,7 @@ detail::supportedAmendments ()
     // Removing them will cause servers to become amendment blocked.
     static std::vector<std::string> const supported
     {
-        "MultiSign",
+        "MultiSign",                   // Unconditionally supported.
 //        "Tickets",
         "TrustSetAuth",
         "FeeEscalation",               // Unconditionally supported.
@@ -151,7 +151,6 @@ uint256 bitsetIndexToFeature(size_t i)
 }
 
 
-uint256 const featureMultiSign = *getRegisteredFeature("MultiSign");
 uint256 const featureTickets = *getRegisteredFeature("Tickets");
 uint256 const featureTrustSetAuth = *getRegisteredFeature("TrustSetAuth");
 uint256 const featureOwnerPaysFee = *getRegisteredFeature("OwnerPaysFee");
diff --git a/src/ripple/protocol/impl/STTx.cpp b/src/ripple/protocol/impl/STTx.cpp
index c9f835db296..ffdfed55554 100644
--- a/src/ripple/protocol/impl/STTx.cpp
+++ b/src/ripple/protocol/impl/STTx.cpp
@@ -177,24 +177,16 @@ void STTx::sign (
     tid_ = getHash(HashPrefix::transactionID);
 }
 
-std::pair<bool, std::string> STTx::checkSign(bool allowMultiSign) const
+std::pair<bool, std::string> STTx::checkSign() const
 {
     std::pair<bool, std::string> ret {false, ""};
     try
     {
-        if (allowMultiSign)
-        {
-            // Determine whether we're single- or multi-signing by looking
-            // at the SigningPubKey.  It it's empty we must be
-            // multi-signing.  Otherwise we're single-signing.
-            Blob const& signingPubKey = getFieldVL (sfSigningPubKey);
-            ret = signingPubKey.empty () ?
-                checkMultiSign () : checkSingleSign ();
-        }
-        else
-        {
-            ret = checkSingleSign ();
-        }
+        // Determine whether we're single- or multi-signing by looking
+        // at the SigningPubKey.  It it's empty we must be
+        // multi-signing.  Otherwise we're single-signing.
+        Blob const& signingPubKey = getFieldVL (sfSigningPubKey);
+        ret = signingPubKey.empty () ? checkMultiSign () : checkSingleSign ();
     }
     catch (std::exception const&)
     {
diff --git a/src/ripple/rpc/handlers/SignFor.cpp b/src/ripple/rpc/handlers/SignFor.cpp
index 29b99f85963..b63e847816e 100644
--- a/src/ripple/rpc/handlers/SignFor.cpp
+++ b/src/ripple/rpc/handlers/SignFor.cpp
@@ -39,13 +39,6 @@ Json::Value doSignFor (RPC::JsonContext& context)
             "Signing is not supported by this server.");
     }
 
-    // Bail if multisign is not enabled.
-    if (! context.app.getLedgerMaster().getValidatedRules().
-        enabled (featureMultiSign))
-    {
-        RPC::inject_error (rpcNOT_ENABLED, context.params);
-        return context.params;
-    }
     context.loadType = Resource::feeHighBurdenRPC;
     auto const failHard = context.params[jss::fail_hard].asBool();
     auto const failType = NetworkOPs::doFailHard (failHard);
diff --git a/src/ripple/rpc/handlers/SubmitMultiSigned.cpp b/src/ripple/rpc/handlers/SubmitMultiSigned.cpp
index 274a106b6f1..c8722f14078 100644
--- a/src/ripple/rpc/handlers/SubmitMultiSigned.cpp
+++ b/src/ripple/rpc/handlers/SubmitMultiSigned.cpp
@@ -32,13 +32,6 @@ namespace ripple {
 // }
 Json::Value doSubmitMultiSigned (RPC::JsonContext& context)
 {
-    // Bail if multisign is not enabled.
-    if (! context.app.getLedgerMaster().getValidatedRules().
-        enabled (featureMultiSign))
-    {
-        RPC::inject_error (rpcNOT_ENABLED, context.params);
-        return context.params;
-    }
     context.loadType = Resource::feeHighBurdenRPC;
     auto const failHard = context.params[jss::fail_hard].asBool();
     auto const failType = NetworkOPs::doFailHard (failHard);
diff --git a/src/test/app/Check_test.cpp b/src/test/app/Check_test.cpp
index 773532adf89..1480a2f0e81 100644
--- a/src/test/app/Check_test.cpp
+++ b/src/test/app/Check_test.cpp
@@ -892,7 +892,7 @@ class Check_test : public beast::unit_test::suite
         }
 
         // Use a regular key and also multisign to cash a check.
-        // featureMultiSign changes the reserve on a SignerList, so
+        // featureMultiSignReserve changes the reserve on a SignerList, so
         // check both before and after.
         FeatureBitset const allSupported {supported_amendments()};
         for (auto const features :
@@ -1541,7 +1541,7 @@ class Check_test : public beast::unit_test::suite
         Account const zoe {"zoe"};
         IOU const USD {gw["USD"]};
 
-        // featureMultiSign changes the reserve on a SignerList, so
+        // featureMultiSignReserve changes the reserve on a SignerList, so
         // check both before and after.
         FeatureBitset const allSupported {supported_amendments()};
         for (auto const features :
diff --git a/src/test/app/MultiSign_test.cpp b/src/test/app/MultiSign_test.cpp
index a20c112637c..972fc1bdcc2 100644
--- a/src/test/app/MultiSign_test.cpp
+++ b/src/test/app/MultiSign_test.cpp
@@ -204,56 +204,6 @@ class MultiSign_test : public beast::unit_test::suite
         BEAST_EXPECT(env.seq(alice) == aliceSeq + 1);
     }
 
-    void
-    test_enablement (FeatureBitset features)
-    {
-        testcase ("Enablement");
-
-        using namespace jtx;
-        Env env(*this, envconfig([](std::unique_ptr<Config> cfg)
-            {
-                cfg->loadFromString ("[" SECTION_SIGNING_SUPPORT "]\ntrue");
-                return cfg;
-            }), features - featureMultiSign);
-
-        Account const alice {"alice", KeyType::ed25519};
-        env.fund(XRP(1000), alice);
-        env.close();
-
-        // NOTE: These six tests will fail if multisign is enabled.
-        env(signers(alice, 1, {{bogie, 1}}), ter(temDISABLED));
-        env.close();
-        env.require (owners (alice, 0));
-
-        std::uint32_t aliceSeq = env.seq (alice);
-        auto const baseFee = env.current()->fees().base;
-        env(noop(alice), msig(bogie), fee(2 * baseFee), ter(temINVALID));
-        env.close();
-        BEAST_EXPECT(env.seq(alice) == aliceSeq);
-
-        env(signers(alice, 1, {{bogie, 1}, {demon,1}}), ter(temDISABLED));
-        env.close();
-        BEAST_EXPECT(env.seq(alice) == aliceSeq);
-
-        {
-            Json::Value jvParams;
-            jvParams[jss::account] = alice.human();
-            auto const jsmr = env.rpc("json", "submit_multisigned", to_string(jvParams))[jss::result];
-            BEAST_EXPECT(jsmr[jss::error]         == "notEnabled");
-            BEAST_EXPECT(jsmr[jss::status]        == "error");
-            BEAST_EXPECT(jsmr[jss::error_message] == "Not enabled in configuration.");
-        }
-
-        {
-            Json::Value jvParams;
-            jvParams[jss::account] = alice.human();
-            auto const jsmr = env.rpc("json", "sign_for", to_string(jvParams))[jss::result];
-            BEAST_EXPECT(jsmr[jss::error]         == "notEnabled");
-            BEAST_EXPECT(jsmr[jss::status]        == "error");
-            BEAST_EXPECT(jsmr[jss::error_message] == "Not enabled in configuration.");
-        }
-    }
-
     void test_fee (FeatureBitset features)
     {
         testcase ("Fee");
@@ -1340,7 +1290,6 @@ class MultiSign_test : public beast::unit_test::suite
         test_noReserve (features);
         test_signerListSet (features);
         test_phantomSigners (features);
-        test_enablement (features);
         test_fee (features);
         test_misorderedSigners (features);
         test_masterSigners (features);
diff --git a/src/test/protocol/STTx_test.cpp b/src/test/protocol/STTx_test.cpp
index 0aecd8a7ebe..51a2de51ec1 100644
--- a/src/test/protocol/STTx_test.cpp
+++ b/src/test/protocol/STTx_test.cpp
@@ -1478,7 +1478,7 @@ class STTx_test : public beast::unit_test::suite
             });
         j.sign (keypair.first, keypair.second);
 
-        unexpected (!j.checkSign (true).first, "Transaction fails signature test");
+        unexpected (!j.checkSign().first, "Transaction fails signature test");
 
         Serializer rawTxn;
         j.add (rawTxn);
diff --git a/src/test/rpc/AccountSet_test.cpp b/src/test/rpc/AccountSet_test.cpp
index dc933151d24..ca763263437 100644
--- a/src/test/rpc/AccountSet_test.cpp
+++ b/src/test/rpc/AccountSet_test.cpp
@@ -376,12 +376,10 @@ class AccountSet_test : public beast::unit_test::suite
         }
     }
 
-    void testBadInputs(bool withFeatures)
+    void testBadInputs()
     {
         using namespace test::jtx;
-        std::unique_ptr<Env> penv {
-            withFeatures ?  new Env(*this) : new Env(*this, FeatureBitset{})};
-        Env& env = *penv;
+        Env env (*this);
         Account const alice ("alice");
         env.fund(XRP(10000), alice);
 
@@ -415,7 +413,7 @@ class AccountSet_test : public beast::unit_test::suite
 
         env(fset (alice, asfDisableMaster),
             sig(alice),
-            ter(withFeatures ? tecNO_ALTERNATIVE_KEY : tecNO_REGULAR_KEY));
+            ter(tecNO_ALTERNATIVE_KEY));
     }
 
     void testRequireAuthWithDir()
@@ -450,13 +448,10 @@ class AccountSet_test : public beast::unit_test::suite
         testMessageKey();
         testWalletID();
         testEmailHash();
-        testBadInputs(true);
-        testBadInputs(false);
+        testBadInputs();
         testRequireAuthWithDir();
         testTransferRate();
     }
-
-
 };
 
 BEAST_DEFINE_TESTSUITE(AccountSet,app,ripple);