diff --git a/src/validation/validate.jl b/src/validation/validate.jl
index 3708149..2b816a1 100644
--- a/src/validation/validate.jl
+++ b/src/validation/validate.jl
@@ -321,33 +321,17 @@ function _validate_reserve_and_demand(instance, solution, tol = 0.01)
             err_count += 1
         end
 
-        # Verify spinning reserves
-        reserve =
-            sum(solution["Reserve (MW)"][g.name][t] for g in instance.units)
-        reserve_shortfall =
-            (instance.shortfall_penalty[t] >= 0) ?
-            solution["Reserve shortfall (MW)"][t] : 0
-
-        if reserve + reserve_shortfall < instance.reserves.spinning[t] - tol
-            @error @sprintf(
-                "Insufficient spinning reserves at time %d (%.2f + %.2f should be %.2f)",
-                t,
-                reserve,
-                reserve_shortfall,
-                instance.reserves.spinning[t],
-            )
-            err_count += 1
-        end
-
-        upflexiramp = sum(
-            solution["Up-flexiramp (MW)"][g.name][t] for g in instance.units
-        )
+        
+        # Verify flexiramp solutions only if either of the up-flexiramp and  
+        # down-flexiramp requirements is not a default array of zeros
+        if instance.reserves.upflexiramp != zeros(T) || instance.reserves.dwflexiramp != zeros(T)
+            upflexiramp =
+            sum(solution["Up-flexiramp (MW)"][g.name][t] for g in instance.units)
         upflexiramp_shortfall =
             (instance.flexiramp_shortfall_penalty[t] >= 0) ?
             solution["Up-flexiramp shortfall (MW)"][t] : 0
 
-        if upflexiramp + upflexiramp_shortfall <
-           instance.reserves.upflexiramp[t] - tol
+        if upflexiramp + upflexiramp_shortfall < instance.reserves.upflexiramp[t] - tol
             @error @sprintf(
                 "Insufficient up-flexiramp at time %d (%.2f + %.2f should be %.2f)",
                 t,
@@ -358,15 +342,13 @@ function _validate_reserve_and_demand(instance, solution, tol = 0.01)
             err_count += 1
         end
 
-        dwflexiramp = sum(
-            solution["Down-flexiramp (MW)"][g.name][t] for g in instance.units
-        )
+        dwflexiramp =
+            sum(solution["Down-flexiramp (MW)"][g.name][t] for g in instance.units)
         dwflexiramp_shortfall =
             (instance.flexiramp_shortfall_penalty[t] >= 0) ?
             solution["Down-flexiramp shortfall (MW)"][t] : 0
 
-        if dwflexiramp + dwflexiramp_shortfall <
-           instance.reserves.dwflexiramp[t] - tol
+        if dwflexiramp + dwflexiramp_shortfall < instance.reserves.dwflexiramp[t] - tol
             @error @sprintf(
                 "Insufficient down-flexiramp at time %d (%.2f + %.2f should be %.2f)",
                 t,
@@ -376,7 +358,27 @@ function _validate_reserve_and_demand(instance, solution, tol = 0.01)
             )
             err_count += 1
         end
+    # Verify spinning reserve solutions only if both up-flexiramp and  
+    # down-flexiramp requirements are arrays of zeros.
+    else
+        reserve =
+            sum(solution["Reserve (MW)"][g.name][t] for g in instance.units)
+        reserve_shortfall =
+            (instance.shortfall_penalty[t] >= 0) ?
+            solution["Reserve shortfall (MW)"][t] : 0
+
+        if reserve + reserve_shortfall < instance.reserves.spinning[t] - tol
+            @error @sprintf(
+                "Insufficient spinning reserves at time %d (%.2f + %.2f should be %.2f)",
+                t,
+                reserve,
+                reserve_shortfall,
+                instance.reserves.spinning[t],
+            )
+            err_count += 1
+        end
     end
+ 
 
     return err_count
 end