diff --git a/source/App/EncoderApp/EncApp.cpp b/source/App/EncoderApp/EncApp.cpp
index d99bd6d726e7dddaf5dd088e146812f60781b279..73b4e9caf08591cc783785cd0df160cd9713288f 100644
--- a/source/App/EncoderApp/EncApp.cpp
+++ b/source/App/EncoderApp/EncApp.cpp
@@ -1196,12 +1196,10 @@ void EncApp::xInitLibCfg()
   m_cEncLib.setTSRCdisableLL                                     ( m_TSRCdisableLL );
   m_cEncLib.setUseRecalculateQPAccordingToLambda                 ( m_recalculateQPAccordingToLambda );
   m_cEncLib.setDCIEnabled                                        ( m_DCIEnabled );
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   m_cEncLib.setSiiSEIEnabled(m_siiSEIEnabled);
   m_cEncLib.setSiiSEINumUnitsInShutterInterval(m_siiSEINumUnitsInShutterInterval);
   m_cEncLib.setSiiSEITimeScale(m_siiSEITimeScale);
   m_cEncLib.setSiiSEISubLayerNumUnitsInSI(m_siiSEISubLayerNumUnitsInSI);
-#endif
   m_cEncLib.setVuiParametersPresentFlag                          ( m_vuiParametersPresentFlag );
   m_cEncLib.setSamePicTimingInAllOLS                             (m_samePicTimingInAllOLS);
   m_cEncLib.setAspectRatioInfoPresentFlag                        ( m_aspectRatioInfoPresentFlag);
diff --git a/source/App/EncoderApp/EncAppCfg.cpp b/source/App/EncoderApp/EncAppCfg.cpp
index a80b876be407baec9b183b333137d7362ebb00b5..75fe63c7a79d8aac1225482c4251a60413546e10 100644
--- a/source/App/EncoderApp/EncAppCfg.cpp
+++ b/source/App/EncoderApp/EncAppCfg.cpp
@@ -739,9 +739,7 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
   SMultiValueInput<uint32_t>   cfg_FgcSEICompModelValueComp0              (0, 65535,  0, 256 * 6);
   SMultiValueInput<uint32_t>   cfg_FgcSEICompModelValueComp1              (0, 65535,  0, 256 * 6);
   SMultiValueInput<uint32_t>   cfg_FgcSEICompModelValueComp2              (0, 65535,  0, 256 * 6);
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   SMultiValueInput<unsigned>   cfg_siiSEIInputNumUnitsInSI(0, std::numeric_limits<uint32_t>::max(), 0, 7);
-#endif
 
 #if ENABLE_TRACING
   string sTracingRule;
@@ -1423,11 +1421,9 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
   ("SEISARISarWidth",                                 m_sariSarWidth,                           0, "Specifies the Sample Aspect Ratio Width of Sample Aspect Ratio Information SEI messages, if extended SAR is chosen.")
   ("SEISARISarHeight",                                m_sariSarHeight,                          0, "Specifies the Sample Aspect Ratio Height of Sample Aspect Ratio Information SEI messages, if extended SAR is chosen.")
   ("MCTSEncConstraint",                               m_MCTSEncConstraint,                               false, "For MCTS, constrain motion vectors at tile boundaries")
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   ("SEIShutterIntervalEnabled",                       m_siiSEIEnabled,                          false, "Controls if shutter interval information SEI message is enabled")
   ("SEISiiTimeScale",                                 m_siiSEITimeScale,                        27000000u, "Specifies sii_time_scale")
   ("SEISiiInputNumUnitsInShutterInterval",            cfg_siiSEIInputNumUnitsInSI,              cfg_siiSEIInputNumUnitsInSI, "Specifies sub_layer_num_units_in_shutter_interval")
-#endif
 
 #if ENABLE_TRACING
   ("TraceChannelsList",                               bTracingChannelsList,                              false, "List all available tracing channels")
@@ -3148,7 +3144,6 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
 #if JVET_Z0120_SII_SEI_PROCESSING
   m_ShutterFilterEnable = false;
 #endif
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   if (m_siiSEIEnabled)
   {
     assert(m_siiSEITimeScale >= 0 && m_siiSEITimeScale <= MAX_UINT);
@@ -3224,7 +3219,6 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
     }
 #endif
   }
-#endif
 
 
   if( m_costMode == COST_LOSSLESS_CODING )
diff --git a/source/App/EncoderApp/EncAppCfg.h b/source/App/EncoderApp/EncAppCfg.h
index ad1cfa9848d8c5bcde2b4abbe072428ec86476cf..b19020732121bcb6336a994a365cf03e59851abb 100644
--- a/source/App/EncoderApp/EncAppCfg.h
+++ b/source/App/EncoderApp/EncAppCfg.h
@@ -842,12 +842,10 @@ protected:
   int       m_ImvMode;                                        ///< imv mode
   int       m_Imv4PelFast;                                    ///< imv 4-Pel fast mode
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   bool      m_siiSEIEnabled;
   uint32_t  m_siiSEINumUnitsInShutterInterval;
   uint32_t  m_siiSEITimeScale;
   std::vector<uint32_t>     m_siiSEISubLayerNumUnitsInSI;
-#endif
 #if JVET_Z0120_SII_SEI_PROCESSING
   bool        m_ShutterFilterEnable;                          ///< enable Pre-Filtering with Shutter Interval SEI
   std::string m_shutterIntervalPreFileName;                   ///< output Pre-Filtering video
diff --git a/source/Lib/CommonLib/SEI.cpp b/source/Lib/CommonLib/SEI.cpp
index d85b7a1f3e19dd2bfc4171dff995d2bfecc47bd6..28d6900bfef6791c1d3584f0a96ded95590df119 100644
--- a/source/Lib/CommonLib/SEI.cpp
+++ b/source/Lib/CommonLib/SEI.cpp
@@ -477,9 +477,7 @@ const char *SEI::getSEIMessageString(SEI::PayloadType payloadType)
     case SEI::EXTENDED_DRAP_INDICATION:             return "Extended DRAP indication";
     case SEI::CONSTRAINED_RASL_ENCODING:            return "Constrained RASL encoding";
     case SEI::VDI_SEI_ENVELOPE:                     return "Video decoding interface SEI envelope";
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
     case SEI::SHUTTER_INTERVAL_INFO:                return "Shutter interval information";
-#endif
 #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";
diff --git a/source/Lib/CommonLib/SEI.h b/source/Lib/CommonLib/SEI.h
index 8ec82d64d35cf41eff104709a6388ea47c7596d3..37caed90a3c218425bbcf511b8b88037f2b39c8a 100644
--- a/source/Lib/CommonLib/SEI.h
+++ b/source/Lib/CommonLib/SEI.h
@@ -91,9 +91,7 @@ public:
     EXTENDED_DRAP_INDICATION             = 206,
     CONSTRAINED_RASL_ENCODING            = 207,
     VDI_SEI_ENVELOPE             = 208,
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
     SHUTTER_INTERVAL_INFO                = 209,
-#endif
 #if JVET_Z0244
     NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS = 210,
     NEURAL_NETWORK_POST_FILTER_ACTIVATION      = 211,
@@ -108,7 +106,6 @@ public:
   virtual PayloadType payloadType() const = 0;
 };
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
 class SEIShutterIntervalInfo : public SEI
 {
 public:
@@ -123,7 +120,6 @@ public:
   bool                  m_siiFixedSIwithinCLVS;
   std::vector<unsigned> m_siiSubLayerNumUnitsInSI;
 };
-#endif
 
 class SEIEquirectangularProjection : public SEI
 {
diff --git a/source/Lib/CommonLib/TypeDef.h b/source/Lib/CommonLib/TypeDef.h
index 20e19c4077a1cdc29919596cf3632b542d9631e1..506593623d66df6ad5e6e5347e1c23ad9dcf7a0c 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_Z0120_SHUTTER_INTERVAL_SEI                   1 // JVET-Z0120
 #define JVET_Z0244                                        1 // JVET-Z0244
 #define JVET_Z0047_FG_IMPROVEMENT                         1 // Improvements to the film grain analysis code
 
diff --git a/source/Lib/DecoderLib/SEIread.cpp b/source/Lib/DecoderLib/SEIread.cpp
index a5361316930b3bd41661180aea7b0431c550f300..fb1df28c9b427260154bc64b617b4ead310daed5 100644
--- a/source/Lib/DecoderLib/SEIread.cpp
+++ b/source/Lib/DecoderLib/SEIread.cpp
@@ -402,12 +402,10 @@ void SEIReader::xReadSEImessage(SEIMessages& seis, const NalUnitType nalUnitType
       sei = new SEIConstrainedRaslIndication;
       xParseSEIConstrainedRaslIndication((SEIConstrainedRaslIndication&) *sei, payloadSize, pDecodedMessageOutputStream);
       break;
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
     case SEI::SHUTTER_INTERVAL_INFO:
       sei = new SEIShutterIntervalInfo;
       xParseSEIShutterInterval((SEIShutterIntervalInfo&)*sei, payloadSize, pDecodedMessageOutputStream);
       break;
-#endif
 #if JVET_Z0244
     case SEI::NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS:
       sei = new SEINeuralNetworkPostFilterCharacteristics;
@@ -548,7 +546,6 @@ void SEIReader::xParseSEIuserDataUnregistered(SEIuserDataUnregistered &sei, uint
   }
 }
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
 void SEIReader::xParseSEIShutterInterval(SEIShutterIntervalInfo& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream)
 {
   int32_t i;
@@ -571,7 +568,6 @@ void SEIReader::xParseSEIShutterInterval(SEIShutterIntervalInfo& sei, uint32_t p
     }
   }
 }
-#endif
 
 /**
  * parse bitstream bs and unpack a decoded picture hash SEI message
diff --git a/source/Lib/DecoderLib/SEIread.h b/source/Lib/DecoderLib/SEIread.h
index 4fcb24fb5c7ebad446b98af8adc20b1a31535b08..4df302ac31bec7afab0489b1dcb912578298a568 100644
--- a/source/Lib/DecoderLib/SEIread.h
+++ b/source/Lib/DecoderLib/SEIread.h
@@ -104,9 +104,7 @@ protected:
   void xParseSEIExtendedDrapIndication        (SEIExtendedDrapIndication& sei,        uint32_t payloadSize,                     std::ostream *pDecodedMessageOutputStream);
   void xParseSEIColourTransformInfo           (SEIColourTransformInfo& sei, uint32_t payloadSize, std::ostream* pDecodedMessageOutputStream);
   void xParseSEIConstrainedRaslIndication     (SEIConstrainedRaslIndication& sei,     uint32_t payLoadSize,                     std::ostream *pDecodedMessageOutputStream);
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   void xParseSEIShutterInterval(SEIShutterIntervalInfo& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream);
-#endif
 #if JVET_Z0244
   void xParseSEINNPostFilterCharacteristics(SEINeuralNetworkPostFilterCharacteristics& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream);
   void xParseSEINNPostFilterActivation(SEINeuralNetworkPostFilterActivation& sei, uint32_t payloadSize, std::ostream *pDecodedMessageOutputStream);
diff --git a/source/Lib/EncoderLib/EncCfg.h b/source/Lib/EncoderLib/EncCfg.h
index 7da9694fd833c9a16b4589c5cc6b96d2c0bce0fc..7f4dfc04ed413c933d920e6ca4ea8682b133a3ba 100644
--- a/source/Lib/EncoderLib/EncCfg.h
+++ b/source/Lib/EncoderLib/EncCfg.h
@@ -657,12 +657,10 @@ protected:
   uint8_t     m_preferredTransferCharacteristics;
 #endif
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   bool                    m_siiSEIEnabled;
   uint32_t                m_siiSEINumUnitsInShutterInterval;
   uint32_t                m_siiSEITimeScale;
   std::vector<uint32_t>   m_siiSEISubLayerNumUnitsInSI;
-#endif
 
 #if JVET_Z0244
   bool                    m_nnPostFilterSEICharacteristicsEnabled;
@@ -1761,7 +1759,6 @@ public:
   void  setSubpicDecodedPictureHashType(HashType m)                  { m_subpicDecodedPictureHashType = m; }
   HashType getSubpicDecodedPictureHashType() const                   { return m_subpicDecodedPictureHashType; }
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   void     setSiiSEIEnabled(bool b) { m_siiSEIEnabled = b; }
   bool     getSiiSEIEnabled() { return m_siiSEIEnabled; }
   void     setSiiSEINumUnitsInShutterInterval(uint32_t value) { m_siiSEINumUnitsInShutterInterval = value; }
@@ -1772,7 +1769,6 @@ public:
   bool     getSiiSEIFixedSIwithinCLVS() { return m_siiSEISubLayerNumUnitsInSI.empty(); }
   void     setSiiSEISubLayerNumUnitsInSI(const std::vector<uint32_t>& b) { m_siiSEISubLayerNumUnitsInSI = b; }
   uint32_t getSiiSEISubLayerNumUnitsInSI(uint32_t idx) const { return m_siiSEISubLayerNumUnitsInSI[idx]; }
-#endif
 
 #if JVET_Z0244
   void        setNNPostFilterSEICharacteristicsEnabled(bool enabledFlag)                                                { m_nnPostFilterSEICharacteristicsEnabled = enabledFlag; }
diff --git a/source/Lib/EncoderLib/EncGOP.cpp b/source/Lib/EncoderLib/EncGOP.cpp
index 147a2b5f37ad784f2a301224aaf801b64c38b218..2b21e1024287afc8bd1a2d10bb7a6062794e9b7f 100644
--- a/source/Lib/EncoderLib/EncGOP.cpp
+++ b/source/Lib/EncoderLib/EncGOP.cpp
@@ -893,14 +893,12 @@ void EncGOP::xCreateIRAPLeadingSEIMessages (SEIMessages& seiMessages, const SPS
     SEIConstrainedRaslIndication* seiConstrainedRasl = new SEIConstrainedRaslIndication;
     seiMessages.push_back(seiConstrainedRasl);
   }
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   if (m_pcCfg->getSiiSEIEnabled())
   {
     SEIShutterIntervalInfo *seiShutterInterval = new SEIShutterIntervalInfo;
     m_seiEncoder.initSEIShutterIntervalInfo(seiShutterInterval);
     seiMessages.push_back(seiShutterInterval);
   }
-#endif
 #if JVET_Z0244
   if (m_pcCfg->getNNPostFilterSEICharacteristicsEnabled())
   {
diff --git a/source/Lib/EncoderLib/SEIEncoder.cpp b/source/Lib/EncoderLib/SEIEncoder.cpp
index d9b1e0751ac32bb08a2877c3a2e0d7e3ac0e99cb..c9dd13563195ec1778b0c77286acb3ab91a7a505 100644
--- a/source/Lib/EncoderLib/SEIEncoder.cpp
+++ b/source/Lib/EncoderLib/SEIEncoder.cpp
@@ -507,7 +507,6 @@ void SEIEncoder::initSEIExtendedDrapIndication(SEIExtendedDrapIndication *sei)
   }
 }
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
 void SEIEncoder::initSEIShutterIntervalInfo(SEIShutterIntervalInfo *seiShutterIntervalInfo)
 {
   assert(m_isInitialized);
@@ -528,7 +527,6 @@ void SEIEncoder::initSEIShutterIntervalInfo(SEIShutterIntervalInfo *seiShutterIn
     }
   }
 }
-#endif
 
 template <typename T>
 static void readTokenValue(T            &returnedValue, /// value returned
diff --git a/source/Lib/EncoderLib/SEIEncoder.h b/source/Lib/EncoderLib/SEIEncoder.h
index 5bf3dc31d701bb5ddebc8c597297b7c24950acc4..c0e59e1f59af6417af0590b34cb0021a7ade03b1 100644
--- a/source/Lib/EncoderLib/SEIEncoder.h
+++ b/source/Lib/EncoderLib/SEIEncoder.h
@@ -90,9 +90,7 @@ public:
   void initSEIColourTransformInfo(SEIColourTransformInfo* sei);
   void readAnnotatedRegionSEI(std::istream &fic, SEIAnnotatedRegions *seiAnnoRegion, bool &failed);
   void initSEIMultiviewViewPosition(SEIMultiviewViewPosition *sei);
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   void initSEIShutterIntervalInfo(SEIShutterIntervalInfo *sei);
-#endif
 #if JVET_Z0244
   void initSEINeuralNetworkPostFilterCharacteristics(SEINeuralNetworkPostFilterCharacteristics *sei, int filterIdx);
   void initSEINeuralNetworkPostFilterActivation(SEINeuralNetworkPostFilterActivation *sei);
diff --git a/source/Lib/EncoderLib/SEIwrite.cpp b/source/Lib/EncoderLib/SEIwrite.cpp
index b071bf79022cb5a93a5e9c3ea42a080e1791bd9d..909e068f7cf6497dfbcc90811f89f06277ed661a 100644
--- a/source/Lib/EncoderLib/SEIwrite.cpp
+++ b/source/Lib/EncoderLib/SEIwrite.cpp
@@ -157,11 +157,9 @@ void SEIWriter::xWriteSEIpayloadData(OutputBitstream &bs, const SEI& sei, HRD &h
   case SEI::CONSTRAINED_RASL_ENCODING:
     xWriteSEIConstrainedRaslIndication(*static_cast<const SEIConstrainedRaslIndication*>(&sei));
     break;
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   case SEI::SHUTTER_INTERVAL_INFO:
     xWriteSEIShutterInterval(*static_cast<const SEIShutterIntervalInfo*>(&sei));
     break;
-#endif
 #if JVET_Z0244
   case SEI::NEURAL_NETWORK_POST_FILTER_CHARACTERISTICS:
     xWriteSEINeuralNetworkPostFilterCharacteristics(*static_cast<const SEINeuralNetworkPostFilterCharacteristics*>(&sei));
@@ -1386,7 +1384,6 @@ void SEIWriter::xWriteSEIColourTransformInfo(const SEIColourTransformInfo& sei)
   }
 }
 
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
 void SEIWriter::xWriteSEIShutterInterval(const SEIShutterIntervalInfo &sei)
 {
   WRITE_CODE(sei.m_siiTimeScale, 32, "sii_time_scale");
@@ -1404,7 +1401,6 @@ void SEIWriter::xWriteSEIShutterInterval(const SEIShutterIntervalInfo &sei)
     }
   }
 }
-#endif
 
 void SEIWriter::xWriteSEIConstrainedRaslIndication(const SEIConstrainedRaslIndication& /*sei*/)
 {
diff --git a/source/Lib/EncoderLib/SEIwrite.h b/source/Lib/EncoderLib/SEIwrite.h
index 49e2b2c5d39462dfebeb2e90a5dc03855f96a41b..eabda01fd06cb9e461651d98487c2d0d0271e632 100644
--- a/source/Lib/EncoderLib/SEIwrite.h
+++ b/source/Lib/EncoderLib/SEIwrite.h
@@ -97,9 +97,7 @@ protected:
   void xWriteSEIContentColourVolume(const SEIContentColourVolume &sei);
   void xWriteSEIColourTransformInfo(const SEIColourTransformInfo& sei);
   void xWriteSEIAnnotatedRegions                  (const SEIAnnotatedRegions& sei);
-#if JVET_Z0120_SHUTTER_INTERVAL_SEI
   void xWriteSEIShutterInterval(const SEIShutterIntervalInfo& sei);
-#endif
   void xWriteSEIpayloadData(OutputBitstream &bs, const SEI& sei, HRD &hrd, const uint32_t temporalId);
   void xWriteByteAlign();
 #if JVET_Z0244