diff --git a/src/core/backbone_router/backbone_tmf.cpp b/src/core/backbone_router/backbone_tmf.cpp
index 9d91cd680..38cb3288c 100644
--- a/src/core/backbone_router/backbone_tmf.cpp
+++ b/src/core/backbone_router/backbone_tmf.cpp
@@ -74,6 +74,12 @@ bool BackboneTmfAgent::HandleResource(const char *aUriPath, ot::Coap::Msg &aMsg)
     bool didHandle = true;
     Uri  uri       = UriFromPath(aUriPath);
 
+    if ((uri != kUriUnknown) && !aMsg.IsPostRequest())
+    {
+        IgnoreError(SendAckResponse(aMsg, ot::Coap::kCodeMethodNotAllowed));
+        ExitNow();
+    }
+
 #define Case(kUri, Type)                   \
     case kUri:                             \
         Get<Type>().HandleTmf<kUri>(aMsg); \
@@ -93,6 +99,7 @@ bool BackboneTmfAgent::HandleResource(const char *aUriPath, ot::Coap::Msg &aMsg)
 
 #undef Case
 
+exit:
     return didHandle;
 }
 
diff --git a/src/core/backbone_router/bbr_manager.cpp b/src/core/backbone_router/bbr_manager.cpp
index 025a9c58a..5fdcddf9b 100644
--- a/src/core/backbone_router/bbr_manager.cpp
+++ b/src/core/backbone_router/bbr_manager.cpp
@@ -149,7 +149,7 @@ void Manager::HandleMulticastListenerRegistration(const Coap::Msg &aMsg)
     bool         hasCommissionerSessionIdTlv = false;
     bool         processTimeoutTlv           = false;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest(), error = kErrorParse);
+    VerifyOrExit(aMsg.IsConfirmable(), error = kErrorParse);
 
 #if OPENTHREAD_CONFIG_REFERENCE_DEVICE_ENABLE
     // Required by Test Specification 5.10.22 DUA-TC-26, only for certification purpose
@@ -366,7 +366,7 @@ void Manager::HandleDuaRegistration(const Coap::Msg &aMsg)
 #endif
 
     VerifyOrExit(aMsg.mMessageInfo.GetPeerAddr().GetIid().IsRoutingLocator(), error = kErrorDrop);
-    VerifyOrExit(aMsg.IsConfirmablePostRequest(), error = kErrorParse);
+    VerifyOrExit(aMsg.IsConfirmable(), error = kErrorParse);
 
     SuccessOrExit(error = Tlv::Find<ThreadTargetTlv>(aMsg.mMessage, target));
     SuccessOrExit(error = Tlv::Find<ThreadMeshLocalEidTlv>(aMsg.mMessage, meshLocalIid));
@@ -542,7 +542,7 @@ template <> void Manager::HandleTmf<kUriBackboneQuery>(Coap::Msg &aMsg)
     VerifyOrExit(aMsg.mMessageInfo.IsHostInterface(), error = kErrorDrop);
 
     VerifyOrExit(Get<Local>().IsPrimary(), error = kErrorInvalidState);
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest(), error = kErrorParse);
+    VerifyOrExit(aMsg.IsNonConfirmable(), error = kErrorParse);
 
     SuccessOrExit(error = Tlv::Find<ThreadTargetTlv>(aMsg.mMessage, dua));
 
@@ -574,7 +574,6 @@ template <> void Manager::HandleTmf<kUriBackboneAnswer>(Coap::Msg &aMsg)
     VerifyOrExit(aMsg.mMessageInfo.IsHostInterface(), error = kErrorDrop);
 
     VerifyOrExit(Get<Local>().IsPrimary(), error = kErrorInvalidState);
-    VerifyOrExit(aMsg.IsPostRequest(), error = kErrorParse);
 
     proactive = !aMsg.IsConfirmable();
 
diff --git a/src/core/coap/coap_message.cpp b/src/core/coap/coap_message.cpp
index 7dfea78ae..863592b78 100644
--- a/src/core/coap/coap_message.cpp
+++ b/src/core/coap/coap_message.cpp
@@ -91,10 +91,6 @@ exit:
 
 bool HeaderInfo::IsRequest(void) const { return IsValueInRange<uint8_t>(mCode, kCodeGet, kCodeDelete); }
 
-bool HeaderInfo::IsConfirmablePostRequest(void) const { return IsConfirmable() && IsPostRequest(); }
-
-bool HeaderInfo::IsNonConfirmablePostRequest(void) const { return IsNonConfirmable() && IsPostRequest(); }
-
 //---------------------------------------------------------------------------------------------------------------------
 // `Message`
 
diff --git a/src/core/coap/coap_message.hpp b/src/core/coap/coap_message.hpp
index bf788160d..114cceeac 100644
--- a/src/core/coap/coap_message.hpp
+++ b/src/core/coap/coap_message.hpp
@@ -390,22 +390,6 @@ public:
      */
     bool IsReset(void) const { return (mType == kTypeReset); }
 
-    /**
-     * Indicates whether or not the header is a confirmable Post request (`kTypeConfirmable` with`kCodePost`).
-     *
-     * @retval TRUE   Message is a confirmable Post request.
-     * @retval FALSE  Message is not a confirmable Post request.
-     */
-    bool IsConfirmablePostRequest(void) const;
-
-    /**
-     * Indicates whether the message is a non-confirmable Post request (`kTypeNonConfirmable` with `kCodePost`).
-     *
-     * @retval TRUE   Message is a non-confirmable Post request.
-     * @retval FALSE  Message is not a non-confirmable Post request.
-     */
-    bool IsNonConfirmablePostRequest(void) const;
-
     /**
      * Checks if the message requires a reset response if an error during low level CoAP processing occurred.
      *
diff --git a/src/core/meshcop/border_agent.cpp b/src/core/meshcop/border_agent.cpp
index 4857dd6a4..3f9664f1d 100644
--- a/src/core/meshcop/border_agent.cpp
+++ b/src/core/meshcop/border_agent.cpp
@@ -375,7 +375,7 @@ template <> void Manager::HandleTmf<kUriRelayRx>(Coap::Msg &aMsg)
 
     VerifyOrExit(mIsRunning);
 
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsNonConfirmable());
 
     LogInfo("Received %s from %s", UriToString<kUriRelayRx>(), aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
 
@@ -589,6 +589,12 @@ bool Manager::CoapDtlsSession::HandleResource(const char *aUriPath, Coap::Msg &a
     bool didHandle = true;
     Uri  uri       = UriFromPath(aUriPath);
 
+    if ((uri != kUriUnknown) && !aMsg.IsPostRequest())
+    {
+        IgnoreError(SendAckResponse(aMsg, ot::Coap::kCodeMethodNotAllowed));
+        ExitNow();
+    }
+
     switch (uri)
     {
     case kUriCommissionerPetition:
@@ -623,6 +629,7 @@ bool Manager::CoapDtlsSession::HandleResource(const char *aUriPath, Coap::Msg &a
         break;
     }
 
+exit:
     return didHandle;
 }
 
@@ -990,7 +997,7 @@ void Manager::CoapDtlsSession::HandleTmfRelayTx(Coap::Msg &aMsg)
     OwnedPtr<Coap::Message> message;
     OffsetRange             offsetRange;
 
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsNonConfirmable());
 
 #if OPENTHREAD_CONFIG_BORDER_AGENT_ADMITTER_ENABLE
     if (IsEnroller())
diff --git a/src/core/meshcop/border_agent_admitter.cpp b/src/core/meshcop/border_agent_admitter.cpp
index c9eec3de0..643b6e471 100644
--- a/src/core/meshcop/border_agent_admitter.cpp
+++ b/src/core/meshcop/border_agent_admitter.cpp
@@ -220,7 +220,7 @@ void Admitter::ForwardJoinerRelayToEnrollers(const Coap::Msg &aMsg)
 
     VerifyOrExit(mCommissionerPetitioner.IsActiveCommissioner());
 
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsNonConfirmable());
     SuccessOrExit(Tlv::Find<JoinerIidTlv>(aMsg.mMessage, joinerIid));
 
     LogInfo("Processing %s from joiner %s", UriToString<kUriRelayRx>(), joinerIid.ToString().AsCString());
@@ -1122,7 +1122,7 @@ void Manager::CoapDtlsSession::HandleEnrollerTmf(Uri aUri, const Coap::Msg &aMsg
     Error           error = kErrorNone;
     StateTlv::State responseState;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     LogInfo("Receive %s", Admitter::EnrollerUriToString(aUri));
 
diff --git a/src/core/meshcop/commissioner.cpp b/src/core/meshcop/commissioner.cpp
index 84259b4e2..9832307a4 100644
--- a/src/core/meshcop/commissioner.cpp
+++ b/src/core/meshcop/commissioner.cpp
@@ -813,7 +813,7 @@ template <> void Commissioner::HandleTmf<kUriRelayRx>(Coap::Msg &aMsg)
 
     VerifyOrExit(mState == kStateActive, error = kErrorInvalidState);
 
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsNonConfirmable());
 
     SuccessOrExit(error = Tlv::Find<JoinerUdpPortTlv>(aMsg.mMessage, joinerPort));
     SuccessOrExit(error = Tlv::Find<JoinerIidTlv>(aMsg.mMessage, joinerIid));
@@ -882,7 +882,7 @@ void Commissioner::HandleJoinerSessionTimer(void)
 template <> void Commissioner::HandleTmf<kUriDatasetChanged>(Coap::Msg &aMsg)
 {
     VerifyOrExit(mState == kStateActive);
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     LogInfo("Received %s", UriToString<kUriDatasetChanged>());
 
@@ -1073,7 +1073,7 @@ template <> void Commissioner::HandleTmf<kUriEnergyReport>(Coap::Msg &aMsg)
     uint32_t      mask;
     EnergyListTlv energyListTlv;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     LogInfo("Received %s", UriToString<kUriEnergyReport>());
 
@@ -1127,7 +1127,7 @@ template <> void Commissioner::HandleTmf<kUriPanIdConflict>(Coap::Msg &aMsg)
     uint16_t panId;
     uint32_t mask;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     LogInfo("Received %s", UriToString<kUriPanIdConflict>());
 
diff --git a/src/core/meshcop/joiner.cpp b/src/core/meshcop/joiner.cpp
index afeac6d6e..43bf6b39e 100644
--- a/src/core/meshcop/joiner.cpp
+++ b/src/core/meshcop/joiner.cpp
@@ -421,7 +421,7 @@ template <> void Joiner::HandleTmf<kUriJoinerEntrust>(Coap::Msg &aMsg)
     Error         error;
     Dataset::Info datasetInfo;
 
-    VerifyOrExit(mState == kStateEntrust && aMsg.IsConfirmablePostRequest(), error = kErrorDrop);
+    VerifyOrExit(mState == kStateEntrust && aMsg.IsConfirmable(), error = kErrorDrop);
 
     LogInfo("Received %s", UriToString<kUriJoinerEntrust>());
     LogCert("[THCI] direction=recv | type=JOIN_ENT.ntf");
diff --git a/src/core/meshcop/joiner_router.cpp b/src/core/meshcop/joiner_router.cpp
index 86cc2e205..11d85bb4e 100644
--- a/src/core/meshcop/joiner_router.cpp
+++ b/src/core/meshcop/joiner_router.cpp
@@ -159,7 +159,7 @@ template <> void JoinerRouter::HandleTmf<kUriRelayTx>(Coap::Msg &aMsg)
     Message::Settings        settings(kNoLinkSecurity, Message::kPriorityNet);
     Ip6::MessageInfo         messageInfo;
 
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest(), error = kErrorDrop);
+    VerifyOrExit(aMsg.IsNonConfirmable(), error = kErrorDrop);
 
     LogInfo("Received %s", UriToString<kUriRelayTx>());
 
diff --git a/src/core/meshcop/tcat_agent.cpp b/src/core/meshcop/tcat_agent.cpp
index f16d0fc7f..7d364fe32 100644
--- a/src/core/meshcop/tcat_agent.cpp
+++ b/src/core/meshcop/tcat_agent.cpp
@@ -1103,7 +1103,7 @@ template <> void TcatAgent::HandleTmf<kUriTcatEnable>(Coap::Msg &aMsg)
     uint16_t       durationSec  = 0;
     uint32_t       durationMs;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
     LogInfo("Received %s from %s", UriToString<kUriTcatEnable>(),
             aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
     message = Get<Tmf::Agent>().AllocateAndInitResponseFor(aMsg.mMessage);
diff --git a/src/core/thread/address_resolver.cpp b/src/core/thread/address_resolver.cpp
index 2732eff23..41e9e9f35 100644
--- a/src/core/thread/address_resolver.cpp
+++ b/src/core/thread/address_resolver.cpp
@@ -652,7 +652,7 @@ template <> void AddressResolver::HandleTmf<kUriAddressNotify>(Coap::Msg &aMsg)
     CacheEntry              *entry;
     CacheEntry              *prev;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     SuccessOrExit(Tlv::Find<ThreadTargetTlv>(aMsg.mMessage, target));
     SuccessOrExit(Tlv::Find<ThreadMeshLocalEidTlv>(aMsg.mMessage, meshLocalIid));
@@ -747,8 +747,6 @@ template <> void AddressResolver::HandleTmf<kUriAddressError>(Coap::Msg &aMsg)
     Ip6::Address    destination;
 #endif
 
-    VerifyOrExit(aMsg.IsPostRequest(), error = kErrorDrop);
-
     LogInfo("Received %s", UriToString<kUriAddressError>());
 
     if (aMsg.IsConfirmable() && !aMsg.mMessageInfo.GetSockAddr().IsMulticast())
@@ -819,7 +817,7 @@ template <> void AddressResolver::HandleTmf<kUriAddressQuery>(Coap::Msg &aMsg)
     Ip6::Address target;
     uint32_t     lastTransactionTime;
 
-    VerifyOrExit(aMsg.IsNonConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsNonConfirmable());
 
     SuccessOrExit(Tlv::Find<ThreadTargetTlv>(aMsg.mMessage, target));
 
diff --git a/src/core/thread/announce_begin_server.cpp b/src/core/thread/announce_begin_server.cpp
index 6535bc1dd..ce4f3a19d 100644
--- a/src/core/thread/announce_begin_server.cpp
+++ b/src/core/thread/announce_begin_server.cpp
@@ -58,7 +58,6 @@ template <> void AnnounceBeginServer::HandleTmf<kUriAnnounceBegin>(Coap::Msg &aM
     uint8_t  count;
     uint16_t period;
 
-    VerifyOrExit(aMsg.IsPostRequest());
     SuccessOrExit(MeshCoP::ChannelMaskTlv::FindIn(aMsg.mMessage, mask));
 
     SuccessOrExit(Tlv::Find<MeshCoP::CountTlv>(aMsg.mMessage, count));
diff --git a/src/core/thread/anycast_locator.cpp b/src/core/thread/anycast_locator.cpp
index a2750c02d..27fbac6d5 100644
--- a/src/core/thread/anycast_locator.cpp
+++ b/src/core/thread/anycast_locator.cpp
@@ -99,7 +99,7 @@ template <> void AnycastLocator::HandleTmf<kUriAnycastLocate>(Coap::Msg &aMsg)
 {
     Coap::Message *message = nullptr;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     message = Get<Tmf::Agent>().AllocateAndInitResponseFor(aMsg.mMessage);
     VerifyOrExit(message != nullptr);
diff --git a/src/core/thread/dua_manager.cpp b/src/core/thread/dua_manager.cpp
index 9013e784d..e5f24b1cf 100644
--- a/src/core/thread/dua_manager.cpp
+++ b/src/core/thread/dua_manager.cpp
@@ -572,8 +572,6 @@ template <> void DuaManager::HandleTmf<kUriDuaRegistrationNotify>(Coap::Msg &aMs
 {
     Error error;
 
-    VerifyOrExit(aMsg.IsPostRequest(), error = kErrorParse);
-
     if (aMsg.IsConfirmable() && Get<Tmf::Agent>().SendAckResponse(aMsg) == kErrorNone)
     {
         LogInfo("Sent %s ack", UriToString<kUriDuaRegistrationNotify>());
@@ -581,7 +579,6 @@ template <> void DuaManager::HandleTmf<kUriDuaRegistrationNotify>(Coap::Msg &aMs
 
     error = ProcessDuaResponse(aMsg.mMessage);
 
-exit:
     OT_UNUSED_VARIABLE(error);
     LogInfo("Received %s: %s", UriToString<kUriDuaRegistrationNotify>(), ErrorToString(error));
 }
diff --git a/src/core/thread/energy_scan_server.cpp b/src/core/thread/energy_scan_server.cpp
index b4439fdc6..7c3702a81 100644
--- a/src/core/thread/energy_scan_server.cpp
+++ b/src/core/thread/energy_scan_server.cpp
@@ -58,8 +58,6 @@ template <> void EnergyScanServer::HandleTmf<kUriEnergyScan>(Coap::Msg &aMsg)
     uint32_t     mask;
     MeshCoP::Tlv tlv;
 
-    VerifyOrExit(aMsg.IsPostRequest());
-
     SuccessOrExit(Tlv::Find<MeshCoP::CountTlv>(aMsg.mMessage, count));
     count = Clamp(count, kMinCount, kMaxCount);
 
diff --git a/src/core/thread/mle_ftd.cpp b/src/core/thread/mle_ftd.cpp
index acb37847e..a64dbe04b 100644
--- a/src/core/thread/mle_ftd.cpp
+++ b/src/core/thread/mle_ftd.cpp
@@ -3462,7 +3462,7 @@ Error Mle::AddrSolicitInfo::ParseFrom(const Coap::Msg &aMsg)
 
     Error error;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest(), error = kErrorParse);
+    VerifyOrExit(aMsg.IsConfirmable(), error = kErrorParse);
 
     SuccessOrExit(error = Tlv::Find<ThreadExtMacAddressTlv>(aMsg.mMessage, mExtAddress));
     SuccessOrExit(error = Tlv::Find<ThreadStatusTlv>(aMsg.mMessage, mReason));
@@ -3634,7 +3634,7 @@ template <> void Mle::HandleTmf<kUriAddressRelease>(Coap::Msg &aMsg)
 
     VerifyOrExit(mRole == kRoleLeader);
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     Log(kMessageReceive, kTypeAddressRelease, aMsg.mMessageInfo.GetPeerAddr());
 
diff --git a/src/core/thread/network_diagnostic.cpp b/src/core/thread/network_diagnostic.cpp
index 334c701f9..07381f20a 100644
--- a/src/core/thread/network_diagnostic.cpp
+++ b/src/core/thread/network_diagnostic.cpp
@@ -555,8 +555,6 @@ exit:
 
 template <> void Server::HandleTmf<kUriDiagnosticGetQuery>(Coap::Msg &aMsg)
 {
-    VerifyOrExit(aMsg.IsPostRequest());
-
     LogInfo("Received %s from %s", UriToString<kUriDiagnosticGetQuery>(),
             aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
 
@@ -571,9 +569,6 @@ template <> void Server::HandleTmf<kUriDiagnosticGetQuery>(Coap::Msg &aMsg)
 #elif OPENTHREAD_FTD
     PrepareAndSendAnswers(aMsg.mMessageInfo.GetPeerAddr(), aMsg.mMessage);
 #endif
-
-exit:
-    return;
 }
 
 #if OPENTHREAD_MTD
@@ -911,7 +906,7 @@ template <> void Server::HandleTmf<kUriDiagnosticGetRequest>(Coap::Msg &aMsg)
     Error          error    = kErrorNone;
     Coap::Message *response = nullptr;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest(), error = kErrorDrop);
+    VerifyOrExit(aMsg.IsConfirmable(), error = kErrorDrop);
 
     LogInfo("Received %s from %s", UriToString<kUriDiagnosticGetRequest>(),
             aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
@@ -933,7 +928,7 @@ template <> void Server::HandleTmf<kUriDiagnosticReset>(Coap::Msg &aMsg)
     uint8_t  type;
     Tlv      tlv;
 
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     LogInfo("Received %s from %s", UriToString<kUriDiagnosticReset>(),
             aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
@@ -1079,7 +1074,7 @@ exit:
 
 template <> void Client::HandleTmf<kUriDiagnosticGetAnswer>(Coap::Msg &aMsg)
 {
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
 
     LogInfo("Received %s from %s", ot::UriToString<kUriDiagnosticGetAnswer>(),
             aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
diff --git a/src/core/thread/panid_query_server.cpp b/src/core/thread/panid_query_server.cpp
index 10acbf3a5..ed3783c29 100644
--- a/src/core/thread/panid_query_server.cpp
+++ b/src/core/thread/panid_query_server.cpp
@@ -52,7 +52,6 @@ template <> void PanIdQueryServer::HandleTmf<kUriPanIdQuery>(Coap::Msg &aMsg)
     uint16_t panId;
     uint32_t mask;
 
-    VerifyOrExit(aMsg.IsPostRequest());
     SuccessOrExit(MeshCoP::ChannelMaskTlv::FindIn(aMsg.mMessage, mask));
 
     SuccessOrExit(Tlv::Find<MeshCoP::PanIdTlv>(aMsg.mMessage, panId));
diff --git a/src/core/thread/tmf.cpp b/src/core/thread/tmf.cpp
index 2e1dd2e49..f24dd2235 100644
--- a/src/core/thread/tmf.cpp
+++ b/src/core/thread/tmf.cpp
@@ -72,6 +72,12 @@ bool Agent::HandleResource(const char *aUriPath, Msg &aMsg)
     bool didHandle = true;
     Uri  uri       = UriFromPath(aUriPath);
 
+    if ((uri != kUriUnknown) && !aMsg.IsPostRequest())
+    {
+        IgnoreError(SendAckResponse(aMsg, ot::Coap::kCodeMethodNotAllowed));
+        ExitNow();
+    }
+
 #define Case(kUri, Type)                   \
     case kUri:                             \
         Get<Type>().HandleTmf<kUri>(aMsg); \
@@ -159,6 +165,7 @@ bool Agent::HandleResource(const char *aUriPath, Msg &aMsg)
 
 #undef Case
 
+exit:
     return didHandle;
 }
 
diff --git a/src/core/utils/history_tracker_client.cpp b/src/core/utils/history_tracker_client.cpp
index 0e2e70261..1dbf46390 100644
--- a/src/core/utils/history_tracker_client.cpp
+++ b/src/core/utils/history_tracker_client.cpp
@@ -110,7 +110,7 @@ exit:
 
 template <> void Client::HandleTmf<kUriHistoryAnswer>(Coap::Msg &aMsg)
 {
-    VerifyOrExit(aMsg.IsConfirmablePostRequest());
+    VerifyOrExit(aMsg.IsConfirmable());
     IgnoreError(Get<Tmf::Agent>().SendAckResponse(aMsg));
 
     LogInfo("Received %s from %s", ot::UriToString<kUriHistoryAnswer>(),
diff --git a/src/core/utils/history_tracker_server.cpp b/src/core/utils/history_tracker_server.cpp
index b2bd78674..0c74b1446 100644
--- a/src/core/utils/history_tracker_server.cpp
+++ b/src/core/utils/history_tracker_server.cpp
@@ -49,8 +49,6 @@ Server::Server(Instance &aInstance)
 
 template <> void Server::HandleTmf<kUriHistoryQuery>(Coap::Msg &aMsg)
 {
-    VerifyOrExit(aMsg.IsPostRequest());
-
     LogInfo("Received %s from %s", UriToString<kUriHistoryQuery>(),
             aMsg.mMessageInfo.GetPeerAddr().ToString().AsCString());
 
@@ -60,9 +58,6 @@ template <> void Server::HandleTmf<kUriHistoryQuery>(Coap::Msg &aMsg)
     }
 
     PrepareAndSendAnswers(aMsg.mMessageInfo.GetPeerAddr(), aMsg.mMessage);
-
-exit:
-    return;
 }
 
 Error Server::AllocateAnswer(Coap::Message *&aAnswer, AnswerInfo &aInfo)