diff --git a/api/utils/bar_utils.py b/api/utils/bar_utils.py
index 7fe0739..12e5b7c 100644
--- a/api/utils/bar_utils.py
+++ b/api/utils/bar_utils.py
@@ -33,6 +33,17 @@ def is_arabidopsis_gene_valid(gene):
         else:
             return False
 
+    @staticmethod
+    def is_grape_gene_valid(gene):
+        """This function verifies if grape gene is valid: VIT_00s0120g00060
+        :param gene:
+        :return:
+        """
+        if re.search(r"^VIT_\d{0,3}\D\d{0,5}g\d{0,6}$", gene, re.I):
+            return True
+        else:
+            return False
+
     @staticmethod
     def is_poplar_gene_valid(gene):
         """This function verifies if Poplar v3 gene is valid
diff --git a/api/utils/efp_utils.py b/api/utils/efp_utils.py
index 6405ccf..533016a 100644
--- a/api/utils/efp_utils.py
+++ b/api/utils/efp_utils.py
@@ -36,6 +36,7 @@ def is_efp_input_valid(efp, view, mode, gene_1, gene_2=None):
             "efp_arabidopsis",
             "efp_arachis",
             "efp_cannabis",
+            "efp_grape",
             "efp_maize",
             "efp_rice",
             "efp_sorghum",
@@ -82,6 +83,15 @@ def is_efp_input_valid(efp, view, mode, gene_1, gene_2=None):
                 if not BARUtils.is_cannabis_gene_valid(gene_2):
                     return False, "Gene 2 is invalid."
 
+        if efp == "efp_grape":
+            # Validate gene Ids
+            if not BARUtils.is_grape_gene_valid(gene_1):
+                return False, "Gene 1 is invalid."
+
+            if mode == "Compare":
+                if not BARUtils.is_grape_gene_valid(gene_2):
+                    return False, "Gene 2 is invalid."
+
         if efp == "efp_maize":
             # Validate gene ids
             if not BARUtils.is_maize_gene_valid(gene_1):
diff --git a/tests/utils/test_bar_utils.py b/tests/utils/test_bar_utils.py
index 796adf9..7396d66 100644
--- a/tests/utils/test_bar_utils.py
+++ b/tests/utils/test_bar_utils.py
@@ -37,6 +37,14 @@ def test_is_brassica_rapa_gene_valid(self):
         result = BARUtils.is_brassica_rapa_gene_valid("abc")
         self.assertFalse(result)
 
+    def test_is_grape_gene_valid(self):
+        result = BARUtils.is_grape_gene_valid("VIT_00s0120g00060")
+        self.assertTrue(result)
+
+        # Invalid gene
+        result = BARUtils.is_grape_gene_valid("abc")
+        self.assertFalse(result)
+
     def test_is_kalanchoe_gene_valid(self):
         # Valid gene
         result = BARUtils.is_kalanchoe_gene_valid("Kaladp0001s0001")
diff --git a/tests/utils/test_efp_utils.py b/tests/utils/test_efp_utils.py
index e0cb851..289b594 100644
--- a/tests/utils/test_efp_utils.py
+++ b/tests/utils/test_efp_utils.py
@@ -130,6 +130,16 @@ def test_is_efp_input_valid(self):
         self.assertFalse(result[0])
         self.assertEqual(result[1], expected)
 
+        # eFP Grape Absolute
+        result = eFPUtils.is_efp_input_valid("efp_grape", "grape_developmental", "Absolute", "VIT_00s0120g00060")
+        self.assertTrue(result[0])
+        self.assertIsNone(result[1])
+
+        result = eFPUtils.is_efp_input_valid("efp_grape", "grape_developmental", "Absolute", "Abc")
+        expected = "Gene 1 is invalid."
+        self.assertFalse(result[0])
+        self.assertEqual(result[1], expected)
+
         # eFP Sorghum Absolute
         result = eFPUtils.is_efp_input_valid("efp_sorghum", "Stress_Atlas", "Absolute", "Sobic.001G000100")
         self.assertTrue(result[0])