diff --git a/source/App/EncoderApp/EncAppCfg.cpp b/source/App/EncoderApp/EncAppCfg.cpp
index 16637221df5529188b7361316c9639e391cd8b9d..648bf65eff57e3f9d2ff91f657282d365dfb0d04 100644
--- a/source/App/EncoderApp/EncAppCfg.cpp
+++ b/source/App/EncoderApp/EncAppCfg.cpp
@@ -2097,36 +2097,78 @@ bool EncAppCfg::parseCfg( int argc, char* argv[] )
   }
   m_chromaQpMappingTableParams.m_deltaQpInValMinus1[0].resize(cfg_qpInValCb.values.size());
   m_chromaQpMappingTableParams.m_deltaQpOutVal[0].resize(cfg_qpOutValCb.values.size());
+#if JVET_P0410_CHROMA_QP_MAPPING
+  m_chromaQpMappingTableParams.m_numPtsInCQPTableMinus1[0] = (int)cfg_qpOutValCb.values.size() - 2;
+#else
   m_chromaQpMappingTableParams.m_numPtsInCQPTableMinus1[0] = (int)cfg_qpOutValCb.values.size()-1;
+#endif
   int qpBdOffsetC = 6 * (m_internalBitDepth[CHANNEL_TYPE_CHROMA] - 8);
+#if JVET_P0410_CHROMA_QP_MAPPING
+  m_chromaQpMappingTableParams.m_qpTableStartMinus26[0] = -26 + cfg_qpInValCb.values[0];
+  CHECK(m_chromaQpMappingTableParams.m_qpTableStartMinus26[0] < -26 - qpBdOffsetC || m_chromaQpMappingTableParams.m_qpTableStartMinus26[0] > 36, "qpTableStartMinus26 is out of valid range of -26 -qpBdOffsetC to 36, inclusive.")
+  CHECK(cfg_qpInValCb.values[0] != cfg_qpOutValCb.values[0], "First qpIn value should be equal to first qpOut value");
+  for (int i = 0; i < cfg_qpInValCb.values.size() - 1; i++)
+#else
   for (int i = 0; i < cfg_qpInValCb.values.size(); i++)
+#endif
   {
     CHECK(cfg_qpInValCb.values[i] < -qpBdOffsetC || cfg_qpInValCb.values[i] > MAX_QP, "Some entries cfg_qpInValCb are out of valid range of -qpBdOffsetC to 63, inclusive.");
     CHECK(cfg_qpOutValCb.values[i] < -qpBdOffsetC || cfg_qpOutValCb.values[i] > MAX_QP, "Some entries cfg_qpOutValCb are out of valid range of -qpBdOffsetC to 63, inclusive.");
+#if JVET_P0410_CHROMA_QP_MAPPING
+    m_chromaQpMappingTableParams.m_deltaQpInValMinus1[0][i] = cfg_qpInValCb.values[i + 1] - cfg_qpInValCb.values[i] - 1;
+    m_chromaQpMappingTableParams.m_deltaQpOutVal[0][i] = cfg_qpOutValCb.values[i + 1] - cfg_qpOutValCb.values[i];
+#else
     m_chromaQpMappingTableParams.m_deltaQpInValMinus1[0][i] = (i == 0) ? cfg_qpInValCb.values[i] + qpBdOffsetC : cfg_qpInValCb.values[i] - cfg_qpInValCb.values[i - 1] - 1;
     m_chromaQpMappingTableParams.m_deltaQpOutVal[0][i] = (i == 0) ? cfg_qpOutValCb.values[i] + qpBdOffsetC : cfg_qpOutValCb.values[i] - cfg_qpOutValCb.values[i - 1];
+#endif
   }
   if (!m_chromaQpMappingTableParams.m_sameCQPTableForAllChromaFlag)
   {
     m_chromaQpMappingTableParams.m_deltaQpInValMinus1[1].resize(cfg_qpInValCr.values.size());
     m_chromaQpMappingTableParams.m_deltaQpOutVal[1].resize(cfg_qpOutValCr.values.size());
+#if JVET_P0410_CHROMA_QP_MAPPING
+    m_chromaQpMappingTableParams.m_numPtsInCQPTableMinus1[1] = (int)cfg_qpOutValCr.values.size() - 2;
+    m_chromaQpMappingTableParams.m_qpTableStartMinus26[1] = -26 + cfg_qpInValCr.values[0];
+    CHECK(m_chromaQpMappingTableParams.m_qpTableStartMinus26[1] < -26 - qpBdOffsetC || m_chromaQpMappingTableParams.m_qpTableStartMinus26[1] > 36, "qpTableStartMinus26 is out of valid range of -26 -qpBdOffsetC to 36, inclusive.")
+    CHECK(cfg_qpInValCr.values[0] != cfg_qpOutValCr.values[0], "First qpIn value should be equal to first qpOut value");
+    for (int i = 0; i < cfg_qpInValCr.values.size() - 1; i++)
+#else
     m_chromaQpMappingTableParams.m_numPtsInCQPTableMinus1[1] = (int)cfg_qpOutValCr.values.size()-1;
     for (int i = 0; i < cfg_qpInValCr.values.size(); i++)
+#endif
     {
       CHECK(cfg_qpInValCr.values[i] < -qpBdOffsetC || cfg_qpInValCr.values[i] > MAX_QP, "Some entries cfg_qpInValCr are out of valid range of -qpBdOffsetC to 63, inclusive.");
       CHECK(cfg_qpOutValCr.values[i] < -qpBdOffsetC || cfg_qpOutValCr.values[i] > MAX_QP, "Some entries cfg_qpOutValCr are out of valid range of -qpBdOffsetC to 63, inclusive.");
+#if JVET_P0410_CHROMA_QP_MAPPING
+      m_chromaQpMappingTableParams.m_deltaQpInValMinus1[1][i] = cfg_qpInValCr.values[i + 1] - cfg_qpInValCr.values[i] - 1;
+      m_chromaQpMappingTableParams.m_deltaQpOutVal[1][i] = cfg_qpOutValCr.values[i + 1] - cfg_qpOutValCr.values[i];
+#else
       m_chromaQpMappingTableParams.m_deltaQpInValMinus1[1][i] = (i == 0) ? cfg_qpInValCr.values[i] + qpBdOffsetC : cfg_qpInValCr.values[i] - cfg_qpInValCr.values[i - 1] - 1;
       m_chromaQpMappingTableParams.m_deltaQpOutVal[1][i] = (i == 0) ? cfg_qpOutValCr.values[i] + qpBdOffsetC : cfg_qpOutValCr.values[i] - cfg_qpOutValCr.values[i - 1];
+#endif
     }
     m_chromaQpMappingTableParams.m_deltaQpInValMinus1[2].resize(cfg_qpInValCbCr.values.size());
     m_chromaQpMappingTableParams.m_deltaQpOutVal[2].resize(cfg_qpOutValCbCr.values.size());
+#if JVET_P0410_CHROMA_QP_MAPPING
+    m_chromaQpMappingTableParams.m_numPtsInCQPTableMinus1[2] = (int)cfg_qpOutValCbCr.values.size() - 2;
+    m_chromaQpMappingTableParams.m_qpTableStartMinus26[2] = -26 + cfg_qpInValCbCr.values[0];
+    CHECK(m_chromaQpMappingTableParams.m_qpTableStartMinus26[2] < -26 - qpBdOffsetC || m_chromaQpMappingTableParams.m_qpTableStartMinus26[2] > 36, "qpTableStartMinus26 is out of valid range of -26 -qpBdOffsetC to 36, inclusive.")
+    CHECK(cfg_qpInValCbCr.values[0] != cfg_qpInValCbCr.values[0], "First qpIn value should be equal to first qpOut value");
+    for (int i = 0; i < cfg_qpInValCbCr.values.size() - 1; i++)
+#else
     m_chromaQpMappingTableParams.m_numPtsInCQPTableMinus1[2] = (int)cfg_qpOutValCbCr.values.size()-1;
     for (int i = 0; i < cfg_qpInValCbCr.values.size(); i++)
+#endif
     {
       CHECK(cfg_qpInValCbCr.values[i] < -qpBdOffsetC || cfg_qpInValCbCr.values[i] > MAX_QP, "Some entries cfg_qpInValCbCr are out of valid range of -qpBdOffsetC to 63, inclusive.");
       CHECK(cfg_qpOutValCbCr.values[i] < -qpBdOffsetC || cfg_qpOutValCbCr.values[i] > MAX_QP, "Some entries cfg_qpOutValCbCr are out of valid range of -qpBdOffsetC to 63, inclusive.");
+#if JVET_P0410_CHROMA_QP_MAPPING
+      m_chromaQpMappingTableParams.m_deltaQpInValMinus1[2][i] = cfg_qpInValCbCr.values[i + 1] - cfg_qpInValCbCr.values[i] - 1;
+      m_chromaQpMappingTableParams.m_deltaQpOutVal[2][i] = cfg_qpInValCbCr.values[i + 1] - cfg_qpInValCbCr.values[i];
+#else
       m_chromaQpMappingTableParams.m_deltaQpInValMinus1[2][i] = (i == 0) ? cfg_qpInValCbCr.values[i] + qpBdOffsetC : cfg_qpInValCbCr.values[i] - cfg_qpInValCbCr.values[i - 1] - 1;
       m_chromaQpMappingTableParams.m_deltaQpOutVal[2][i] = (i == 0) ? cfg_qpOutValCbCr.values[i] + qpBdOffsetC : cfg_qpOutValCbCr.values[i] - cfg_qpOutValCbCr.values[i - 1];
+#endif
     }
   }
 
diff --git a/source/Lib/CommonLib/Slice.cpp b/source/Lib/CommonLib/Slice.cpp
index 8eb17bad47e56a19c1256624ea95011fcaf67ba8..671b53fdb4080c28be493fb587ab8bb450f9509e 100644
--- a/source/Lib/CommonLib/Slice.cpp
+++ b/source/Lib/CommonLib/Slice.cpp
@@ -1836,6 +1836,9 @@ void ChromaQpMappingTable::setParams(const ChromaQpMappingTableParams &params, c
   {
     m_numPtsInCQPTableMinus1[i] = params.m_numPtsInCQPTableMinus1[i];
     m_deltaQpInValMinus1[i] = params.m_deltaQpInValMinus1[i];
+#if JVET_P0410_CHROMA_QP_MAPPING
+    m_qpTableStartMinus26[i] = params.m_qpTableStartMinus26[i];
+#endif
     m_deltaQpOutVal[i] = params.m_deltaQpOutVal[i];
   }
 }
@@ -1849,6 +1852,17 @@ void ChromaQpMappingTable::derivedChromaQPMappingTables()
   {
     const int qpBdOffsetC = m_qpBdOffset;
     const int numPtsInCQPTableMinus1 = getNumPtsInCQPTableMinus1(i);
+#if JVET_P0410_CHROMA_QP_MAPPING
+    std::vector<int> qpInVal(numPtsInCQPTableMinus1 + 2), qpOutVal(numPtsInCQPTableMinus1 + 2);
+
+    qpInVal[0] = getQpTableStartMinus26(i) + 26;
+    qpOutVal[0] = qpInVal[0];
+    for (int j = 0; j <= getNumPtsInCQPTableMinus1(i); j++)
+    {
+      qpInVal[j + 1] = qpInVal[j] + getDeltaQpInValMinus1(i, j) + 1;
+      qpOutVal[j + 1] = qpOutVal[j] + getDeltaQpOutVal(i, j);
+    }
+#else
     std::vector<int> qpInVal(numPtsInCQPTableMinus1 + 1), qpOutVal(numPtsInCQPTableMinus1 + 1);
 
     qpInVal[0] = -qpBdOffsetC + getDeltaQpInValMinus1(i, 0);
@@ -1858,6 +1872,7 @@ void ChromaQpMappingTable::derivedChromaQPMappingTables()
       qpInVal[j] = qpInVal[j - 1] + getDeltaQpInValMinus1(i, j) + 1;
       qpOutVal[j] = qpOutVal[j - 1] + getDeltaQpOutVal(i, j);
     }
+#endif
 
     for (int j = 0; j <= getNumPtsInCQPTableMinus1(i); j++)
     {
@@ -1870,16 +1885,33 @@ void ChromaQpMappingTable::derivedChromaQPMappingTables()
     {
       m_chromaQpMappingTables[i][k] = Clip3(-qpBdOffsetC, MAX_QP, m_chromaQpMappingTables[i][k + 1] - 1);
     }
+#if JVET_P0410_CHROMA_QP_MAPPING
+    for (int j = 0; j <= numPtsInCQPTableMinus1; j++)
+#else
     for (int j = 0; j < numPtsInCQPTableMinus1; j++)
+#endif
     {
+#if JVET_P0410_CHROMA_QP_MAPPING
+      int sh = (getDeltaQpInValMinus1(i, j) + 1) >> 1;
+#else
       int sh = (getDeltaQpInValMinus1(i, j + 1) + 1) >> 1;
+#endif
       for (int k = qpInVal[j] + 1, m = 1; k <= qpInVal[j + 1]; k++, m++)
       {
+#if JVET_P0410_CHROMA_QP_MAPPING
+        m_chromaQpMappingTables[i][k] = m_chromaQpMappingTables[i][qpInVal[j]]
+          + ((qpOutVal[j + 1] - qpOutVal[j]) * m + sh) / (getDeltaQpInValMinus1(i, j) + 1);
+#else
         m_chromaQpMappingTables[i][k] = m_chromaQpMappingTables[i][qpInVal[j]]
           + (getDeltaQpOutVal(i, j + 1) * m + sh) / (getDeltaQpInValMinus1(i, j + 1) + 1);
+#endif
       }
     }
+#if JVET_P0410_CHROMA_QP_MAPPING
+    for (int k = qpInVal[numPtsInCQPTableMinus1 + 1] + 1; k <= MAX_QP; k++)
+#else
     for (int k = qpInVal[numPtsInCQPTableMinus1]+1; k <= MAX_QP; k++)
+#endif
     {
       m_chromaQpMappingTables[i][k] = Clip3(-qpBdOffsetC, MAX_QP, m_chromaQpMappingTables[i][k - 1] + 1);
     }
diff --git a/source/Lib/CommonLib/Slice.h b/source/Lib/CommonLib/Slice.h
index e7a0f6b14636258180aabdbcacddb84f6e7a0dd6..75b6675601d51771171685f2ad7039aed18c8856 100644
--- a/source/Lib/CommonLib/Slice.h
+++ b/source/Lib/CommonLib/Slice.h
@@ -538,6 +538,9 @@ struct ChromaQpMappingTableParams {
   bool              m_sameCQPTableForAllChromaFlag;
 #if JVET_P0667_QP_OFFSET_TABLE_SIGNALING_JCCR
   int               m_numQpTables;
+#endif
+#if JVET_P0410_CHROMA_QP_MAPPING
+  int               m_qpTableStartMinus26[MAX_NUM_CQP_MAPPING_TABLES];
 #endif
   int               m_numPtsInCQPTableMinus1[MAX_NUM_CQP_MAPPING_TABLES];
   std::vector<int>  m_deltaQpInValMinus1[MAX_NUM_CQP_MAPPING_TABLES];
@@ -551,6 +554,9 @@ struct ChromaQpMappingTableParams {
     m_numQpTables = 1;
 #endif
     m_numPtsInCQPTableMinus1[0] = 0;
+#if JVET_P0410_CHROMA_QP_MAPPING
+    m_qpTableStartMinus26[0] = 0;
+#endif
     m_deltaQpInValMinus1[0] = { 0 };
     m_deltaQpOutVal[0] = { 0 };
   }
@@ -560,6 +566,10 @@ struct ChromaQpMappingTableParams {
 #if JVET_P0667_QP_OFFSET_TABLE_SIGNALING_JCCR
   void      setNumQpTables(int n)                                     { m_numQpTables = n; }
   int       getNumQpTables()                                     const { return m_numQpTables; }
+#endif
+#if JVET_P0410_CHROMA_QP_MAPPING
+  void      setQpTableStartMinus26(int tableIdx, int n)                         { m_qpTableStartMinus26[tableIdx] = n; }
+  int       getQpTableStartMinus26(int tableIdx)                          const { return m_qpTableStartMinus26[tableIdx]; }
 #endif
   void      setNumPtsInCQPTableMinus1(int tableIdx, int n)                      { m_numPtsInCQPTableMinus1[tableIdx] = n; }
   int       getNumPtsInCQPTableMinus1(int tableIdx)                       const { return m_numPtsInCQPTableMinus1[tableIdx]; }
diff --git a/source/Lib/CommonLib/TypeDef.h b/source/Lib/CommonLib/TypeDef.h
index fa5423fa22172839bc0810bbd3b0a3e242be6d81..a031d7369c8ea4a5dec845f90c1d9df294e052b8 100644
--- a/source/Lib/CommonLib/TypeDef.h
+++ b/source/Lib/CommonLib/TypeDef.h
@@ -62,6 +62,8 @@
 
 #define JVET_P01034_PRED_1D_SCALING_LIST                  1 // JVET-P1034: 1D Scaling list index and add predictor mode
 
+#define JVET_P0410_CHROMA_QP_MAPPING                      1 // JVET-P0410: Chroma QP Mapping signalling
+
 #define JVET_P0345_LD_GOP_8                               1 // JVET-P0345: low-delay gop size 8
 
 #define JVET_P0371_CHROMA_SCALING_OFFSET                  1 // JVET-P0371: Signalling offset for chroma residual scaling
diff --git a/source/Lib/DecoderLib/VLCReader.cpp b/source/Lib/DecoderLib/VLCReader.cpp
index 523f36e1adb3653dc2d691b517a3bacc025b0abb..d61b88a1fbe92b273e3bc6c96c1946c8ef19d7b7 100644
--- a/source/Lib/DecoderLib/VLCReader.cpp
+++ b/source/Lib/DecoderLib/VLCReader.cpp
@@ -1418,6 +1418,10 @@ void HLSyntaxReader::parseSPS(SPS* pcSPS)
     for (int i = 0; i < (chromaQpMappingTableParams.getSameCQPTableForAllChromaFlag() ? 1 : 3); i++)
 #endif
     {
+#if JVET_P0410_CHROMA_QP_MAPPING
+      int32_t qpTableStart = 0;
+      READ_SVLC(qpTableStart, "qp_table_starts_minus26"); chromaQpMappingTableParams.setQpTableStartMinus26(i, qpTableStart);
+#endif
       READ_UVLC(uiCode, "num_points_in_qp_table_minus1"); chromaQpMappingTableParams.setNumPtsInCQPTableMinus1(i,uiCode);
       std::vector<int> deltaQpInValMinus1(chromaQpMappingTableParams.getNumPtsInCQPTableMinus1(i) + 1);
       std::vector<int> deltaQpOutVal(chromaQpMappingTableParams.getNumPtsInCQPTableMinus1(i) + 1);
diff --git a/source/Lib/EncoderLib/VLCWriter.cpp b/source/Lib/EncoderLib/VLCWriter.cpp
index 505ca5ef016bc9a716f8bcc5e50a85d69bc58570..f2ac3e98fee29ae14e301675b06e0a78bc1b1e23 100644
--- a/source/Lib/EncoderLib/VLCWriter.cpp
+++ b/source/Lib/EncoderLib/VLCWriter.cpp
@@ -855,6 +855,9 @@ void HLSWriter::codeSPS( const SPS* pcSPS )
     for (int i = 0; i < (chromaQpMappingTable.getSameCQPTableForAllChromaFlag() ? 1 : 3); i++)
 #endif
     {
+#if JVET_P0410_CHROMA_QP_MAPPING
+      WRITE_SVLC(chromaQpMappingTable.getQpTableStartMinus26(i), "qp_table_starts_minus26");
+#endif
       WRITE_UVLC(chromaQpMappingTable.getNumPtsInCQPTableMinus1(i), "num_points_in_qp_table_minus1");
 
       for (int j = 0; j <= chromaQpMappingTable.getNumPtsInCQPTableMinus1(i); j++)