diff --git a/source/App/EncoderApp/EncApp.cpp b/source/App/EncoderApp/EncApp.cpp
index 73b4e9caf08591cc783785cd0df160cd9713288f..6e2b2eeaf7d5cadd5eb1950e31d81e0c9512828e 100644
--- a/source/App/EncoderApp/EncApp.cpp
+++ b/source/App/EncoderApp/EncApp.cpp
@@ -1121,7 +1121,6 @@ void EncApp::xInitLibCfg()
   m_cEncLib.setShutterFilterFlag(m_ShutterFilterEnable);
   m_cEncLib.setBlendingRatioSII(m_SII_BlendingRatio);
 #endif
-#if JVET_Z0244
   m_cEncLib.setNNPostFilterSEICharacteristicsEnabled             (m_nnPostFilterSEICharacteristicsEnabled);
   m_cEncLib.setNNPostFilterSEICharacteristicsNumFilters          (m_nnPostFilterSEICharacteristicsNumFilters);
   for (int i = 0; i < m_nnPostFilterSEICharacteristicsNumFilters; i++)
@@ -1154,7 +1153,6 @@ void EncApp::xInitLibCfg()
   }
   m_cEncLib.setNnPostFilterSEIActivationEnabled                  (m_nnPostFilterSEIActivationEnabled);
   m_cEncLib.setNnPostFilterSEIActivationId                       (m_nnPostFilterSEIActivationId);
-#endif
   m_cEncLib.setEntropyCodingSyncEnabledFlag                      ( m_entropyCodingSyncEnabledFlag );
   m_cEncLib.setEntryPointPresentFlag                             ( m_entryPointPresentFlag );
   m_cEncLib.setTMVPModeId                                        ( m_TMVPModeId );
diff --git a/source/App/EncoderApp/EncAppCfg.cpp b/source/App/EncoderApp/EncAppCfg.cpp
index 75fe63c7a79d8aac1225482c4251a60413546e10..f3d967b2248102d1090024f40934d3b9ad7e1d73 100644
--- a/source/App/EncoderApp/EncAppCfg.cpp
+++ b/source/App/EncoderApp/EncAppCfg.cpp
@@ -1662,7 +1662,6 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
     opts.addOptions()(cOSS2.str(), m_olsPtlIdx[i], 0);
   }
 
-#if JVET_Z0244
   opts.addOptions()("SEINNPostFilterCharacteristicsEnabled",  m_nnPostFilterSEICharacteristicsEnabled, false, "Control generation of the Neural Network Post Filter Characteristics SEI messages");
   opts.addOptions()( "SEINNPostFilterCharacteristicsNumFilters",                                      m_nnPostFilterSEICharacteristicsNumFilters,                                  0, "Specifies the number of Neural Network Post Filter Characteristics SEI messages" );
   for (int i = 0; i < MAX_NUM_NN_POST_FILTERS; i++)
@@ -1770,7 +1769,6 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
     opts.addOptions()("SEINNPostFilterActivationEnabled", m_nnPostFilterSEIActivationEnabled, false, "Control use of the Neural Network Post Filter SEI on current picture");
     opts.addOptions()("SEINNPostFilterActivationId", m_nnPostFilterSEIActivationId , 0u,        "Id of the Neural Network Post Filter on current picture");
   }
-#endif
 
   po::setDefaults(opts);
   po::ErrorReporter err;
@@ -4607,7 +4605,6 @@ bool EncAppCfg::xCheckParameter()
   }
 #endif
 
-#if JVET_Z0244
   if (m_nnPostFilterSEICharacteristicsEnabled)
   {
     for (int i = 0; i < m_nnPostFilterSEICharacteristicsNumFilters; i++)
@@ -4635,7 +4632,6 @@ bool EncAppCfg::xCheckParameter()
   {
     xConfirmPara(m_nnPostFilterSEIActivationId > (1 << 20) - 1, "SEINNPostFilterActivationId must be in the range of 0 to 2^20-1");
   }
-#endif
 
   xConfirmPara(m_log2ParallelMergeLevel < 2, "Log2ParallelMergeLevel should be larger than or equal to 2");
   xConfirmPara(m_log2ParallelMergeLevel > m_uiCTUSize, "Log2ParallelMergeLevel should be less than or equal to CTU size");
diff --git a/source/App/EncoderApp/EncAppCfg.h b/source/App/EncoderApp/EncAppCfg.h
index b19020732121bcb6336a994a365cf03e59851abb..6dcfa6113432cfbe1c5baa677cbe442093fb1597 100644
--- a/source/App/EncoderApp/EncAppCfg.h
+++ b/source/App/EncoderApp/EncAppCfg.h
@@ -732,7 +732,6 @@ protected:
 
   CfgSEISubpictureLevel m_cfgSubpictureLevelInfoSEI;
 
-#if JVET_Z0244
   bool                  m_nnPostFilterSEICharacteristicsEnabled;
   int                   m_nnPostFilterSEICharacteristicsNumFilters;
   uint32_t              m_nnPostFilterSEICharacteristicsId[MAX_NUM_NN_POST_FILTERS];
@@ -762,7 +761,6 @@ protected:
   uint32_t              m_nnPostFilterSEICharacteristicsNumKmacOperationsIdc[MAX_NUM_NN_POST_FILTERS];
   bool                  m_nnPostFilterSEIActivationEnabled;
   uint32_t              m_nnPostFilterSEIActivationId;
-#endif
 
   bool                  m_constrainedRaslEncoding;
 
diff --git a/source/Lib/CommonLib/CommonDef.h b/source/Lib/CommonLib/CommonDef.h
index 10e2d56e9f72f81eda1f0a827cc4f8490cde46d0..ef1a94048d3b54c232ebcc79c7ffee82607c4321 100644
--- a/source/Lib/CommonLib/CommonDef.h
+++ b/source/Lib/CommonLib/CommonDef.h
@@ -168,9 +168,7 @@ static constexpr int MAX_VPS_SUBLAYERS =                                7;
 static constexpr int MAX_NUM_OLSS =                                   256;
 static constexpr int MAX_VPS_OLS_MODE_IDC =                             2;
 
-#if JVET_Z0244
 static constexpr int MAX_NUM_NN_POST_FILTERS =                          8;
-#endif
 
 static constexpr int MIP_MAX_WIDTH =                                   MAX_TB_SIZEY;
 static constexpr int MIP_MAX_HEIGHT =                                  MAX_TB_SIZEY;
diff --git a/source/Lib/CommonLib/SEI.cpp b/source/Lib/CommonLib/SEI.cpp
index 28d6900bfef6791c1d3584f0a96ded95590df119..f7e38c829ab0d9d83c489ce10d29b4c96b3a7d14 100644
--- a/source/Lib/CommonLib/SEI.cpp
+++ b/source/Lib/CommonLib/SEI.cpp
@@ -478,10 +478,8 @@ const char *SEI::getSEIMessageString(SEI::PayloadType payloadType)
     case SEI::CONSTRAINED_RASL_ENCODING:            return "Constrained RASL encoding";
     case SEI::VDI_SEI_ENVELOPE:                     return "Video decoding interface SEI envelope";
     case SEI::SHUTTER_INTERVAL_INFO:                return "Shutter interval information";
-#if JVET_Z0244
     case SEI::NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS: return "Neural network post-filter characteristics";
     case SEI::NEURAL_NETWORK_POST_FILTER_ACTIVATION:      return "Neural network post-filter activation";
-#endif
     default:                                        return "Unknown";
   }
 }
diff --git a/source/Lib/CommonLib/SEI.h b/source/Lib/CommonLib/SEI.h
index 37caed90a3c218425bbcf511b8b88037f2b39c8a..2bb366284c085f0210aea4ea2e6ac401a2fdfeca 100644
--- a/source/Lib/CommonLib/SEI.h
+++ b/source/Lib/CommonLib/SEI.h
@@ -92,10 +92,8 @@ public:
     CONSTRAINED_RASL_ENCODING            = 207,
     VDI_SEI_ENVELOPE             = 208,
     SHUTTER_INTERVAL_INFO                = 209,
-#if JVET_Z0244
     NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS = 210,
     NEURAL_NETWORK_POST_FILTER_ACTIVATION      = 211,
-#endif
   };
 
   SEI() {}
@@ -1063,7 +1061,6 @@ public:
   virtual ~SEIVDISeiEnvelope() {}
 };
 
-#if JVET_Z0244
 class SEINeuralNetworkPostFilterCharacteristics : public SEI
 {
 public:
@@ -1144,7 +1141,6 @@ public:
 
   uint32_t       m_id;
 };
-#endif
 
 //! \}
 
diff --git a/source/Lib/CommonLib/TypeDef.h b/source/Lib/CommonLib/TypeDef.h
index 506593623d66df6ad5e6e5347e1c23ad9dcf7a0c..c8e0073f9e2946e96d60cd86dfe3086bbd522da7 100644
--- a/source/Lib/CommonLib/TypeDef.h
+++ b/source/Lib/CommonLib/TypeDef.h
@@ -54,7 +54,6 @@
 
 
 //########### place macros to be removed in next cycle below this line ###############
-#define JVET_Z0244                                        1 // JVET-Z0244
 #define JVET_Z0047_FG_IMPROVEMENT                         1 // Improvements to the film grain analysis code
 
 //########### place macros to be be kept below this line ###############
diff --git a/source/Lib/DecoderLib/SEIread.cpp b/source/Lib/DecoderLib/SEIread.cpp
index fb1df28c9b427260154bc64b617b4ead310daed5..ada0cd057528ec01a40ad499ae7bb15a93895b81 100644
--- a/source/Lib/DecoderLib/SEIread.cpp
+++ b/source/Lib/DecoderLib/SEIread.cpp
@@ -406,7 +406,6 @@ void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType
       sei = new SEIShutterIntervalInfo;
       xParseSEIShutterInterval((SEIShutterIntervalInfo&)*sei, payloadSize, pDecodedMessageOutputStream);
       break;
-#if JVET_Z0244
     case SEI::NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS:
       sei = new SEINeuralNetworkPostFilterCharacteristics;
       xParseSEINNPostFilterCharacteristics((SEINeuralNetworkPostFilterCharacteristics&)*sei, payloadSize, pDecodedMessageOutputStream);
@@ -415,7 +414,6 @@ void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType
       sei = new SEINeuralNetworkPostFilterActivation;
       xParseSEINNPostFilterActivation((SEINeuralNetworkPostFilterActivation&)*sei, payloadSize, pDecodedMessageOutputStream);
       break;
-#endif
     default:
       for (uint32_t i = 0; i < payloadSize; i++)
       {
@@ -2469,7 +2467,6 @@ void SEIReader::xParseSEIConstrainedRaslIndication( SEIConstrainedRaslIndication
   output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
 }
 
-#if JVET_Z0244
 void SEIReader::xParseSEINNPostFilterCharacteristics(SEINeuralNetworkPostFilterCharacteristics& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream)
 {
   output_sei_message_header(sei, pDecodedMessageOutputStream, payloadSize);
@@ -2596,7 +2593,6 @@ void SEIReader::xParseSEINNPostFilterActivation(SEINeuralNetworkPostFilterActiva
   sei_read_uvlc( pDecodedMessageOutputStream, val, "nnpfa_id" );
   sei.m_id =val;
 }
-#endif
 
 #if JVET_S0257_DUMP_360SEI_MESSAGE
 void SeiCfgFileDump::write360SeiDump (std::string decoded360MessageFileName, SEIMessages& seis, const SPS* sps)
diff --git a/source/Lib/DecoderLib/SEIread.h b/source/Lib/DecoderLib/SEIread.h
index 4df302ac31bec7afab0489b1dcb912578298a568..3eb2df80a317e5d380241e3e5edee3e0cf3c3c96 100644
--- a/source/Lib/DecoderLib/SEIread.h
+++ b/source/Lib/DecoderLib/SEIread.h
@@ -43,9 +43,7 @@
 #pragma once
 #endif // _MSC_VER > 1000
 
-#if JVET_Z0244
 #include <fstream>
-#endif
 //! \ingroup DecoderLib
 //! \{
 
@@ -105,10 +103,8 @@ protected:
   void xParseSEIColourTransformInfo           (SEIColourTransformInfo& sei, uint32_t payloadSize, std::ostream* pDecodedMessageOutputStream);
   void xParseSEIConstrainedRaslIndication     (SEIConstrainedRaslIndication& sei,     uint32_t payLoadSize,                     std::ostream *pDecodedMessageOutputStream);
   void xParseSEIShutterInterval(SEIShutterIntervalInfo& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream);
-#if JVET_Z0244
   void xParseSEINNPostFilterCharacteristics(SEINeuralNetworkPostFilterCharacteristics& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream);
   void xParseSEINNPostFilterActivation(SEINeuralNetworkPostFilterActivation& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream);
-#endif
 
   void sei_read_scode(std::ostream *pOS, uint32_t length, int& code, const char *pSymbolName);
   void sei_read_code(std::ostream *pOS, uint32_t length, uint32_t &ruiCode, const char *pSymbolName);
diff --git a/source/Lib/EncoderLib/Analyze.h b/source/Lib/EncoderLib/Analyze.h
index 1ad6b6d604bf83eaa971146fd7aed2ad39cc17b3..126730528a38b60fb0202d3d9d79723718b654c7 100644
--- a/source/Lib/EncoderLib/Analyze.h
+++ b/source/Lib/EncoderLib/Analyze.h
@@ -83,12 +83,10 @@ public:
   virtual ~Analyze()  {}
   Analyze() { clear(); }
 
-#if JVET_Z0244
   void addBits(double bits)
   {
     m_dAddBits += bits;
   }
-#endif
 
   void  addResult( double psnr[MAX_NUM_COMPONENT], double bits, const double MSEyuvframe[MAX_NUM_COMPONENT],
     const double upscaledPSNR[MAX_NUM_COMPONENT], const double msssim[MAX_NUM_COMPONENT], bool isEncodeLtRef )
diff --git a/source/Lib/EncoderLib/EncCfg.h b/source/Lib/EncoderLib/EncCfg.h
index 7f4dfc04ed413c933d920e6ca4ea8682b133a3ba..2b879b484fa0a89d1aec0fb6a6842650a88f3d14 100644
--- a/source/Lib/EncoderLib/EncCfg.h
+++ b/source/Lib/EncoderLib/EncCfg.h
@@ -662,7 +662,6 @@ protected:
   uint32_t                m_siiSEITimeScale;
   std::vector<uint32_t>   m_siiSEISubLayerNumUnitsInSI;
 
-#if JVET_Z0244
   bool                    m_nnPostFilterSEICharacteristicsEnabled;
   int                     m_nnPostFilterSEICharacteristicsNumFilters;
   uint32_t                m_nnPostFilterSEICharacteristicsId[MAX_NUM_NN_POST_FILTERS];
@@ -693,7 +692,6 @@ protected:
 
   bool                    m_nnPostFilterSEIActivationEnabled;
   uint32_t                m_nnPostFilterSEIActivationId;
-#endif
 
   // film grain characterstics sei
   bool      m_fgcSEIEnabled;
@@ -1770,7 +1768,6 @@ public:
   void     setSiiSEISubLayerNumUnitsInSI(const std::vector<uint32_t>& b) { m_siiSEISubLayerNumUnitsInSI = b; }
   uint32_t getSiiSEISubLayerNumUnitsInSI(uint32_t idx) const { return m_siiSEISubLayerNumUnitsInSI[idx]; }
 
-#if JVET_Z0244
   void        setNNPostFilterSEICharacteristicsEnabled(bool enabledFlag)                                                { m_nnPostFilterSEICharacteristicsEnabled = enabledFlag; }
   bool        getNNPostFilterSEICharacteristicsEnabled() const                                                          { return m_nnPostFilterSEICharacteristicsEnabled; }
   void        setNNPostFilterSEICharacteristicsNumFilters(int numFilters)                                               { m_nnPostFilterSEICharacteristicsNumFilters = numFilters; }
@@ -1833,7 +1830,6 @@ public:
   bool        getNnPostFilterSEIActivationEnabled() const                                                               { return m_nnPostFilterSEIActivationEnabled; }
   void        setNnPostFilterSEIActivationId(uint32_t id)                                                               { m_nnPostFilterSEIActivationId = id; }
   uint32_t    getNnPostFilterSEIActivationId() const                                                                    { return m_nnPostFilterSEIActivationId; }
-#endif
 
   void  setBufferingPeriodSEIEnabled(bool b)                         { m_bufferingPeriodSEIEnabled = b; }
   bool  getBufferingPeriodSEIEnabled() const                         { return m_bufferingPeriodSEIEnabled; }
diff --git a/source/Lib/EncoderLib/EncGOP.cpp b/source/Lib/EncoderLib/EncGOP.cpp
index 2b21e1024287afc8bd1a2d10bb7a6062794e9b7f..6cbfcb7ff46f3673a10a2adcd370b0826c07a3e1 100644
--- a/source/Lib/EncoderLib/EncGOP.cpp
+++ b/source/Lib/EncoderLib/EncGOP.cpp
@@ -514,43 +514,27 @@ void EncGOP::xWriteSEI (NalUnitType naluType, SEIMessages& seiMessages, AccessUn
   auPos++;
 }
 
-#if JVET_Z0244
 uint32_t EncGOP::xWriteSEISeparately (NalUnitType naluType, SEIMessages& seiMessages, AccessUnit &accessUnit, AccessUnit::iterator &auPos, int temporalId)
-#else
-void EncGOP::xWriteSEISeparately (NalUnitType naluType, SEIMessages& seiMessages, AccessUnit &accessUnit, AccessUnit::iterator &auPos, int temporalId)
-#endif
 {
   // don't do anything, if we get an empty list
   if (seiMessages.empty())
   {
-#if JVET_Z0244
     return 0;
-#else
-    return;
-#endif
   }
 
-#if JVET_Z0244
   uint32_t numBits = 0;
-#endif
 
   for (SEIMessages::const_iterator sei = seiMessages.begin(); sei!=seiMessages.end(); sei++ )
   {
     SEIMessages tmpMessages;
     tmpMessages.push_back(*sei);
     OutputNALUnit nalu( naluType, m_pcEncLib->getLayerId(), temporalId );
-#if JVET_Z0244
     numBits += m_seiWriter.writeSEImessages(nalu.m_Bitstream, tmpMessages, *m_HRD, false, temporalId);
-#else
-    m_seiWriter.writeSEImessages(nalu.m_Bitstream, tmpMessages, *m_HRD, false, temporalId);
-#endif
     auPos = accessUnit.insert(auPos, new NALUnitEBSP(nalu));
     auPos++;
   }
 
-#if JVET_Z0244
   return numBits;
-#endif
 }
 
 void EncGOP::xClearSEIs(SEIMessages& seiMessages, bool deleteMessages)
@@ -566,11 +550,7 @@ void EncGOP::xClearSEIs(SEIMessages& seiMessages, bool deleteMessages)
 }
 
 // write SEI messages as separate NAL units ordered
-#if JVET_Z0244
 uint32_t EncGOP::xWriteLeadingSEIOrdered (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, bool testWrite)
-#else
-void EncGOP::xWriteLeadingSEIOrdered (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, bool testWrite)
-#endif
 {
   AccessUnit::iterator itNalu = accessUnit.begin();
 
@@ -632,11 +612,7 @@ void EncGOP::xWriteLeadingSEIOrdered (SEIMessages& seiMessages, SEIMessages& duI
 
 
   // And finally everything else one by one
-#if JVET_Z0244
   uint32_t numBits = xWriteSEISeparately(NAL_UNIT_PREFIX_SEI, localMessages, accessUnit, itNalu, temporalId);
-#else
-  xWriteSEISeparately(NAL_UNIT_PREFIX_SEI, localMessages, accessUnit, itNalu, temporalId);
-#endif
   xClearSEIs(localMessages, !testWrite);
 
   if (!testWrite)
@@ -644,16 +620,10 @@ void EncGOP::xWriteLeadingSEIOrdered (SEIMessages& seiMessages, SEIMessages& duI
     seiMessages.clear();
   }
 
-#if JVET_Z0244
   return numBits;
-#endif
 }
 
-#if JVET_Z0244
 uint32_t EncGOP::xWriteLeadingSEIMessages (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, const SPS *sps, std::deque<DUData> &duData)
-#else
-void EncGOP::xWriteLeadingSEIMessages (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, const SPS *sps, std::deque<DUData> &duData)
-#endif
 {
   AccessUnit testAU;
   SEIMessages picTimingSEIs = getSeisByType(seiMessages, SEI::PICTURE_TIMING);
@@ -667,11 +637,7 @@ void EncGOP::xWriteLeadingSEIMessages (SEIMessages& seiMessages, SEIMessages& du
   xUpdateTimingSEI(picTiming, duData, sps);
   xUpdateDuInfoSEI(duInfoSeiMessages, picTiming, sps->getMaxTLayers());
   // actual writing
-#if JVET_Z0244
   return xWriteLeadingSEIOrdered(seiMessages, duInfoSeiMessages, accessUnit, temporalId, false);
-#else
-  xWriteLeadingSEIOrdered(seiMessages, duInfoSeiMessages, accessUnit, temporalId, false);
-#endif
 
   // testAU will automatically be cleaned up when losing scope
 }
@@ -899,7 +865,6 @@ void EncGOP::xCreateIRAPLeadingSEIMessages (SEIMessages& seiMessages, const SPS
     m_seiEncoder.initSEIShutterIntervalInfo(seiShutterInterval);
     seiMessages.push_back(seiShutterInterval);
   }
-#if JVET_Z0244
   if (m_pcCfg->getNNPostFilterSEICharacteristicsEnabled())
   {
     for (int i = 0; i < m_pcCfg->getNNPostFilterSEICharacteristicsNumFilters(); i++)
@@ -909,7 +874,6 @@ void EncGOP::xCreateIRAPLeadingSEIMessages (SEIMessages& seiMessages, const SPS
       seiMessages.push_back(seiNNPostFilterCharacteristics);
     }
   }
-#endif
 }
 
 void EncGOP::xCreatePerPictureSEIMessages (int picInGOP, SEIMessages& seiMessages, SEIMessages& nestedSeiMessages, Slice *slice)
@@ -990,14 +954,12 @@ void EncGOP::xCreatePerPictureSEIMessages (int picInGOP, SEIMessages& seiMessage
     seiMessages.push_back(fgcSEI);
   }
 
-#if JVET_Z0244
   if (m_pcCfg->getNnPostFilterSEIActivationEnabled())
   {
     SEINeuralNetworkPostFilterActivation *nnpfActivationSEI = new SEINeuralNetworkPostFilterActivation;
     m_seiEncoder.initSEINeuralNetworkPostFilterActivation(nnpfActivationSEI);
     seiMessages.push_back(nnpfActivationSEI);
   }
-#endif
 }
 
 void EncGOP::xCreateScalableNestingSEI(SEIMessages& seiMessages, SEIMessages& nestedSeiMessages, const std::vector<int> &targetOLSs, const std::vector<int> &targetLayers, const std::vector<uint16_t>& subpicIDs, uint16_t maxSubpicIdInPic)
@@ -4244,12 +4206,8 @@ void EncGOP::compressGOP(int pocLast, int numPicRcvd, PicList &rcListPic, std::l
         xCreateScalableNestingSEI(leadingSeiMessages, nestedSeiMessages, targetOLS, targetLayers, subpicIDs, maxSubpicIdInPic);
       }
 
-#if JVET_Z0244
       double seiBits = (double)xWriteLeadingSEIMessages( leadingSeiMessages, duInfoSeiMessages, accessUnit, pcSlice->getTLayer(), pcSlice->getSPS(), duData );
       m_gcAnalyzeAll.addBits(seiBits);
-#else
-      xWriteLeadingSEIMessages( leadingSeiMessages, duInfoSeiMessages, accessUnit, pcSlice->getTLayer(), pcSlice->getSPS(), duData );
-#endif
       xWriteDuSEIMessages( duInfoSeiMessages, accessUnit, pcSlice->getTLayer(), duData );
 
       m_AUWriterIf->outputAU( accessUnit );
diff --git a/source/Lib/EncoderLib/EncGOP.h b/source/Lib/EncoderLib/EncGOP.h
index d77ea23e93c49383ffef58943260154684c9947e..c16f5a0f87887e161493edfad04017ecbc3f481b 100644
--- a/source/Lib/EncoderLib/EncGOP.h
+++ b/source/Lib/EncoderLib/EncGOP.h
@@ -332,22 +332,10 @@ protected:
   void xUpdateDuInfoSEI(SEIMessages &duInfoSeiMessages, SEIPictureTiming *pictureTimingSEI, int maxSubLayers);
   void xCreateScalableNestingSEI(SEIMessages& seiMessages, SEIMessages& nestedSeiMessages, const std::vector<int> &targetOLSs, const std::vector<int> &targetLayers, const std::vector<uint16_t>& subpicIDs, uint16_t maxSubpicIdInPic);
   void xWriteSEI (NalUnitType naluType, SEIMessages& seiMessages, AccessUnit &accessUnit, AccessUnit::iterator &auPos, int temporalId);
-#if JVET_Z0244
   uint32_t xWriteSEISeparately (NalUnitType naluType, SEIMessages& seiMessages, AccessUnit &accessUnit, AccessUnit::iterator &auPos, int temporalId);
-#else
-  void xWriteSEISeparately (NalUnitType naluType, SEIMessages& seiMessages, AccessUnit &accessUnit, AccessUnit::iterator &auPos, int temporalId);
-#endif
   void xClearSEIs(SEIMessages& seiMessages, bool deleteMessages);
-#if JVET_Z0244
   uint32_t xWriteLeadingSEIOrdered (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, bool testWrite);
-#else
-  void xWriteLeadingSEIOrdered (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, bool testWrite);
-#endif
-#if JVET_Z0244
   uint32_t xWriteLeadingSEIMessages  (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, const SPS *sps, std::deque<DUData> &duData);
-#else
-  void xWriteLeadingSEIMessages  (SEIMessages& seiMessages, SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, const SPS *sps, std::deque<DUData> &duData);
-#endif
   void xWriteTrailingSEIMessages (SEIMessages& seiMessages, AccessUnit &accessUnit, int temporalId);
   void xWriteDuSEIMessages       (SEIMessages& duInfoSeiMessages, AccessUnit &accessUnit, int temporalId, std::deque<DUData> &duData);
 
diff --git a/source/Lib/EncoderLib/SEIEncoder.cpp b/source/Lib/EncoderLib/SEIEncoder.cpp
index c9dd13563195ec1778b0c77286acb3ab91a7a505..cbfa018d744e02f9f9517e59ada324d81b2bc852 100644
--- a/source/Lib/EncoderLib/SEIEncoder.cpp
+++ b/source/Lib/EncoderLib/SEIEncoder.cpp
@@ -1152,7 +1152,6 @@ void SEIEncoder::initSEISubpictureLevelInfo(SEISubpicureLevelInfo *sei, const SP
   }
 }
 
-#if JVET_Z0244
 void SEIEncoder::initSEINeuralNetworkPostFilterCharacteristics(SEINeuralNetworkPostFilterCharacteristics *sei, int filterIdx)
 {
   CHECK(!(m_isInitialized), "Unspecified error");
@@ -1234,7 +1233,6 @@ void SEIEncoder::initSEINeuralNetworkPostFilterActivation(SEINeuralNetworkPostFi
   CHECK(!(sei != nullptr), "Unspecified error");
   sei->m_id = m_pcCfg->getNnPostFilterSEIActivationId();
 }
-#endif
 
 
 //! \}
diff --git a/source/Lib/EncoderLib/SEIEncoder.h b/source/Lib/EncoderLib/SEIEncoder.h
index c0e59e1f59af6417af0590b34cb0021a7ade03b1..0c1d0809c0485108db255317f836872e58c83b63 100644
--- a/source/Lib/EncoderLib/SEIEncoder.h
+++ b/source/Lib/EncoderLib/SEIEncoder.h
@@ -91,10 +91,8 @@ public:
   void readAnnotatedRegionSEI(std::istream &fic, SEIAnnotatedRegions *seiAnnoRegion, bool &failed);
   void initSEIMultiviewViewPosition(SEIMultiviewViewPosition *sei);
   void initSEIShutterIntervalInfo(SEIShutterIntervalInfo *sei);
-#if JVET_Z0244
   void initSEINeuralNetworkPostFilterCharacteristics(SEINeuralNetworkPostFilterCharacteristics *sei, int filterIdx);
   void initSEINeuralNetworkPostFilterActivation(SEINeuralNetworkPostFilterActivation *sei);
-#endif
 private:
   EncCfg* m_pcCfg;
   EncLib* m_pcEncLib;
diff --git a/source/Lib/EncoderLib/SEIwrite.cpp b/source/Lib/EncoderLib/SEIwrite.cpp
index 909e068f7cf6497dfbcc90811f89f06277ed661a..0d3e33c5010ecd8a03d94ba87b54b6447e9800dd 100644
--- a/source/Lib/EncoderLib/SEIwrite.cpp
+++ b/source/Lib/EncoderLib/SEIwrite.cpp
@@ -160,14 +160,12 @@ void SEIWriter::xWriteSEIpayloadData(OutputBitstream &bs, const SEI& sei, HRD &h
   case SEI::SHUTTER_INTERVAL_INFO:
     xWriteSEIShutterInterval(*static_cast<const SEIShutterIntervalInfo*>(&sei));
     break;
-#if JVET_Z0244
   case SEI::NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS:
     xWriteSEINeuralNetworkPostFilterCharacteristics(*static_cast<const SEINeuralNetworkPostFilterCharacteristics*>(&sei));
     break;
   case SEI::NEURAL_NETWORK_POST_FILTER_ACTIVATION:
     xWriteSEINeuralNetworkPostFilterActivation(*static_cast<const SEINeuralNetworkPostFilterActivation*>(&sei));
     break;
-#endif
   default:
     THROW("Trying to write unhandled SEI message");
     break;
@@ -178,20 +176,14 @@ void SEIWriter::xWriteSEIpayloadData(OutputBitstream &bs, const SEI& sei, HRD &h
 /**
  * marshal all SEI messages in provided list into one bitstream bs
  */
-#if JVET_Z0244
 uint32_t SEIWriter::writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList, HRD &hrd, bool isNested, const uint32_t temporalId)
-#else
-void SEIWriter::writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList, HRD &hrd, bool isNested, const uint32_t temporalId)
-#endif
 {
 #if ENABLE_TRACING
   if (g_HLSTraceEnable)
     xTraceSEIHeader();
 #endif
 
-#if JVET_Z0244
   uint32_t numBits = 0;
-#endif
 
   OutputBitstream bs_count;
 
@@ -213,9 +205,7 @@ void SEIWriter::writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList
     uint32_t payload_data_num_bits = bs_count.getNumberOfWrittenBits();
     CHECK(0 != payload_data_num_bits % 8, "Invalid number of payload data bits");
 
-#if JVET_Z0244
     numBits += payload_data_num_bits;
-#endif
 
     setBitstream(&bs);
     uint32_t payloadType = (*sei)->payloadType();
@@ -225,9 +215,7 @@ void SEIWriter::writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList
     }
     WRITE_CODE(payloadType, 8, "payload_type");
 
-#if JVET_Z0244
     numBits += 8;
-#endif
 
     uint32_t payloadSize = payload_data_num_bits/8;
     for (; payloadSize >= 0xff; payloadSize -= 0xff)
@@ -249,9 +237,7 @@ void SEIWriter::writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList
     xWriteRbspTrailingBits();
   }
 
-#if JVET_Z0244
   return numBits;
-#endif
 }
 
 /**
@@ -1407,7 +1393,6 @@ void SEIWriter::xWriteSEIConstrainedRaslIndication(const SEIConstrainedRaslIndic
   // intentionally empty
 }
 
-#if JVET_Z0244
 void SEIWriter::xWriteSEINeuralNetworkPostFilterCharacteristics(const SEINeuralNetworkPostFilterCharacteristics &sei)
 {
   WRITE_UVLC(sei.m_id, "nnpfc_id");
@@ -1484,5 +1469,4 @@ void SEIWriter::xWriteSEINeuralNetworkPostFilterActivation(const SEINeuralNetwor
 {
   WRITE_UVLC(sei.m_id, "nnpfa_id");
 }
-#endif
 //! \}
diff --git a/source/Lib/EncoderLib/SEIwrite.h b/source/Lib/EncoderLib/SEIwrite.h
index eabda01fd06cb9e461651d98487c2d0d0271e632..519a679a47bcb0c8d58858f0880474c86f4569a5 100644
--- a/source/Lib/EncoderLib/SEIwrite.h
+++ b/source/Lib/EncoderLib/SEIwrite.h
@@ -36,9 +36,7 @@
 #ifndef __SEIWRITE__
 #define __SEIWRITE__
 
-#if JVET_Z0244
 #include <fstream>
-#endif
 
 #include "VLCWriter.h"
 #include "CommonLib/SEI.h"
@@ -53,11 +51,7 @@ public:
   SEIWriter() {};
   virtual ~SEIWriter() {};
 
-#if JVET_Z0244
   uint32_t writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList, HRD &hrd, bool isNested, const uint32_t temporalId);
-#else
-  void writeSEImessages(OutputBitstream& bs, const SEIMessages &seiList, HRD &hrd, bool isNested, const uint32_t temporalId);
-#endif
 
 protected:
   void xWriteSEIuserDataUnregistered(const SEIuserDataUnregistered &sei);
@@ -100,11 +94,9 @@ protected:
   void xWriteSEIShutterInterval(const SEIShutterIntervalInfo& sei);
   void xWriteSEIpayloadData(OutputBitstream &bs, const SEI& sei, HRD &hrd, const uint32_t temporalId);
   void xWriteByteAlign();
-#if JVET_Z0244
   void xWriteSEINeuralNetworkPostFilterCharacteristics(const SEINeuralNetworkPostFilterCharacteristics& sei);
   void xWriteNNPFCComplexityElement(const SEINeuralNetworkPostFilterCharacteristics& sei);
   void xWriteSEINeuralNetworkPostFilterActivation(const SEINeuralNetworkPostFilterActivation &sei);
-#endif
 protected:
   HRD m_nestingHrd;
 };