diff --git a/backend/data_fixtures/audit/excel_schema_test_files/federal-awards-audit-findings-pass-01.json b/backend/data_fixtures/audit/excel_schema_test_files/federal-awards-audit-findings-pass-01.json
index db7207621f..05146cc0b0 100644
--- a/backend/data_fixtures/audit/excel_schema_test_files/federal-awards-audit-findings-pass-01.json
+++ b/backend/data_fixtures/audit/excel_schema_test_files/federal-awards-audit-findings-pass-01.json
@@ -40,6 +40,24 @@
           "prior_references": "2022-033",
           "reference_number": "2023-001"
         }
+      },
+      {
+        "program": {
+          "award_reference": "AWARD-0003",
+          "compliance_requirement": "BC"
+        },
+        "questioned_costs": "Y",
+        "significant_deficiency": "N",
+        "other_matters": "Y",
+        "other_findings": "N",
+        "modified_opinion": "N",
+        "material_weakness": "Y",
+        "findings": {
+          "is_valid": "N",
+          "repeat_prior_reference": "N",
+          "prior_references": "N/A",
+          "reference_number": "2023-001"
+        }
       }
     ]
   }
diff --git a/backend/data_fixtures/audit/test_data_entries/federal-awards-audit-findings-entries.json b/backend/data_fixtures/audit/test_data_entries/federal-awards-audit-findings-entries.json
index 0c5e82b955..b4c87b82af 100644
--- a/backend/data_fixtures/audit/test_data_entries/federal-awards-audit-findings-entries.json
+++ b/backend/data_fixtures/audit/test_data_entries/federal-awards-audit-findings-entries.json
@@ -18,6 +18,7 @@
     "compliance_requirement": "E",
     "reference_number": "2023-001",
     "repeat_prior_reference": "N",
+    "prior_references": "N/A",
     "is_valid": "Y",
     "questioned_costs": "N",
     "significant_deficiency": "N",
diff --git a/backend/schemas/output/sections/FederalAwardsAuditFindings.schema.json b/backend/schemas/output/sections/FederalAwardsAuditFindings.schema.json
index d1af51cf06..a0437b11ae 100644
--- a/backend/schemas/output/sections/FederalAwardsAuditFindings.schema.json
+++ b/backend/schemas/output/sections/FederalAwardsAuditFindings.schema.json
@@ -257,39 +257,67 @@
                   "properties": {
                      "findings": {
                         "additionalProperties": false,
-                        "allOf": [
+                        "oneOf": [
                            {
-                              "if": {
-                                 "properties": {
-                                    "repeat_prior_reference": {
-                                       "const": "Y",
-                                       "type": "string"
+                              "allOf": [
+                                 {
+                                    "if": {
+                                       "properties": {
+                                          "repeat_prior_reference": {
+                                             "const": "Y"
+                                          }
+                                       }
+                                    },
+                                    "then": {
+                                       "properties": {
+                                          "prior_references": {
+                                             "description": "Prior references",
+                                             "pattern": "^20[1-9][0-9]-[0-9]{3}(,\\s*20[1-9][0-9]-[0-9]{3})*$",
+                                             "title": "PriorReferences",
+                                             "type": "string"
+                                          }
+                                       }
+                                    }
+                                 },
+                                 {
+                                    "not": {
+                                       "properties": {
+                                          "repeat_prior_reference": {
+                                             "const": "N"
+                                          }
+                                       }
                                     }
                                  }
-                              },
-                              "then": {
-                                 "required": [
-                                    "prior_references"
-                                 ]
-                              }
+                              ]
                            },
                            {
-                              "if": {
-                                 "properties": {
-                                    "repeat_prior_reference": {
-                                       "const": "N",
-                                       "type": "string"
+                              "allOf": [
+                                 {
+                                    "if": {
+                                       "properties": {
+                                          "repeat_prior_reference": {
+                                             "const": "N"
+                                          }
+                                       }
+                                    },
+                                    "then": {
+                                       "properties": {
+                                          "prior_references": {
+                                             "const": "N/A"
+                                          }
+                                       }
                                     }
-                                 }
-                              },
-                              "then": {
-                                 "properties": {
-                                    "prior_references": {
-                                       "const": "N/A",
-                                       "type": "string"
+                                 },
+                                 {
+                                    "not": {
+                                       "properties": {
+                                          "repeat_prior_reference": {
+                                             "const": "Y"
+                                          }
+                                       }
                                     }
                                  }
-                              }
+                              ]
                            }
                         ],
                         "properties": {
@@ -319,6 +347,7 @@
                         },
                         "required": [
                            "reference_number",
+                           "prior_references",
                            "repeat_prior_reference"
                         ],
                         "type": "object"
diff --git a/backend/schemas/source/sections/FederalAwardsAuditFindings.schema.jsonnet b/backend/schemas/source/sections/FederalAwardsAuditFindings.schema.jsonnet
index 2a2d8c0a7f..28d928e580 100644
--- a/backend/schemas/source/sections/FederalAwardsAuditFindings.schema.jsonnet
+++ b/backend/schemas/source/sections/FederalAwardsAuditFindings.schema.jsonnet
@@ -4,6 +4,7 @@ local Sheets = import '../excel/libs/Sheets.libsonnet';
 local Additional = import 'FederalAwardsAuditFindings.validation.libsonnet';
 local Types = Base.Types;
 local Validations = Additional.Validations;
+local Func = import '../base/Functions.libsonnet';
 
 local Meta = Types.object {
   additionalProperties: false,
@@ -41,9 +42,10 @@ local Parts = {
     },
     required: [
       'reference_number',
+      'prior_references',
       'repeat_prior_reference',
     ],
-    allOf: Validations.PriorReferences,
+    oneOf: Validations.PriorReferences,
   },
 };
 
diff --git a/backend/schemas/source/sections/FederalAwardsAuditFindings.validation.libsonnet b/backend/schemas/source/sections/FederalAwardsAuditFindings.validation.libsonnet
index 9dc75b28bc..e960babce5 100644
--- a/backend/schemas/source/sections/FederalAwardsAuditFindings.validation.libsonnet
+++ b/backend/schemas/source/sections/FederalAwardsAuditFindings.validation.libsonnet
@@ -230,34 +230,61 @@ local Validations = {
   ],
   PriorReferences: [
     {
-      'if': {
-        properties: {
-          repeat_prior_reference: Base.Types.string {
-            const: Base.Const.Y,
-          },
+      allOf: [
+        {
+          "if": {
+            properties: {
+              repeat_prior_reference: {
+                const: Base.Const.Y
+              }
+            }
+          },
+          "then": {
+            properties: {
+              "prior_references": Base.Compound.PriorReferences
+            }
+          }
         },
-      },
-      'then': {
-        required:['prior_references'] 
-      },
+        {
+          not: {
+            properties: {
+              repeat_prior_reference: {
+                const: Base.Const.N
+              }
+            }
+          }
+        }
+      ]
     },
     {
-      'if': {
-        properties: {
-          repeat_prior_reference: Base.Types.string {
-            const: Base.Const.N,
-          },
+      allOf: [
+        {
+          "if": {
+            properties: {
+              repeat_prior_reference: {
+                const: Base.Const.N
+              }
+            }
+          },
+          "then": {
+            properties: {
+              prior_references: {
+                const: Base.Const.NA
+              }
+            }
+          }
         },
-      },
-      'then': {
-        properties: {
-          // required:['prior_references'], 
-          prior_references: Base.Types.string {
-            const: Base.Const.NA
-          },
-        },
-      },
-    },
+        {
+          not: {
+            properties: {
+              repeat_prior_reference: {
+                const: Base.Const.Y
+              }
+            }
+          }
+        }
+      ]
+    }
   ],   
 };