diff --git a/experiments/test-axios-params.js b/experiments/test-axios-params.js
new file mode 100644
index 0000000..01a9148
--- /dev/null
+++ b/experiments/test-axios-params.js
@@ -0,0 +1,91 @@
+// Test script to understand how axios handles empty parameters
+
+// Simulate the filters object from TasksPage
+const filters = {
+  search: '',
+  status: '',
+  recurrence: '',
+  task_type: '',
+  response_type: '',
+  date_range: 'all',
+  dealership_id: null,
+  tags: [],
+};
+
+// Simulate what happens when first dealership is selected (id: 1)
+const filtersWithFirstDealership = {
+  ...filters,
+  dealership_id: 1,
+};
+
+// Simulate what happens when dealership_id || undefined is used
+const filtersWithUndefined = {
+  ...filters,
+  dealership_id: filters.dealership_id || undefined,
+};
+
+console.log('=== Original filters ===');
+console.log(JSON.stringify(filters, null, 2));
+
+console.log('\n=== Filters with first dealership (id: 1) ===');
+console.log(JSON.stringify(filtersWithFirstDealership, null, 2));
+
+console.log('\n=== Filters with dealership_id || undefined ===');
+console.log(JSON.stringify(filtersWithUndefined, null, 2));
+
+// Create a mock request to see what URL would be generated
+const testUrl = 'http://localhost:8000/api/v1/tasks';
+
+console.log('\n=== Testing URL generation ===');
+
+// Test with axios URLSearchParams
+const params1 = new URLSearchParams();
+Object.entries(filters).forEach(([key, value]) => {
+  if (value !== null && value !== undefined && value !== '') {
+    if (Array.isArray(value)) {
+      value.forEach(v => params1.append(key, v));
+    } else {
+      params1.append(key, value.toString());
+    }
+  }
+});
+
+console.log('URL with filtered params:', `${testUrl}?${params1.toString()}`);
+
+// Test with all params (including empty)
+const params2 = new URLSearchParams();
+Object.entries(filtersWithFirstDealership).forEach(([key, value]) => {
+  if (value !== null && value !== undefined) {
+    if (Array.isArray(value)) {
+      if (value.length > 0) {
+        value.forEach(v => params2.append(key, v));
+      }
+    } else {
+      params2.append(key, value.toString());
+    }
+  }
+});
+
+console.log('URL with dealership_id=1 (filtered):', `${testUrl}?${params2.toString()}`);
+
+// Test what axios actually sends
+console.log('\n=== What axios would send (raw params) ===');
+console.log('With empty strings:', filtersWithFirstDealership);
+
+// Helper function to clean params
+function cleanParams(params) {
+  const cleaned = {};
+  Object.entries(params).forEach(([key, value]) => {
+    if (value !== null && value !== undefined && value !== '') {
+      if (Array.isArray(value) && value.length > 0) {
+        cleaned[key] = value;
+      } else if (!Array.isArray(value)) {
+        cleaned[key] = value;
+      }
+    }
+  });
+  return cleaned;
+}
+
+console.log('\n=== Cleaned params ===');
+console.log('Cleaned filters:', cleanParams(filtersWithFirstDealership));
diff --git a/src/pages/TasksPage.tsx b/src/pages/TasksPage.tsx
index dd48983..301804d 100644
--- a/src/pages/TasksPage.tsx
+++ b/src/pages/TasksPage.tsx
@@ -44,10 +44,33 @@ export const TasksPage: React.FC = () => {
 
   const { data: tasksData, isLoading, error } = useQuery({
     queryKey: ['tasks', filters],
-    queryFn: () => tasksApi.getTasks({
-      ...filters,
-      dealership_id: filters.dealership_id || undefined,
-    }),
+    queryFn: () => {
+      // Clean filters: remove empty strings, null values, and empty arrays
+      const cleanedFilters: {
+        search?: string;
+        status?: string;
+        recurrence?: string;
+        task_type?: string;
+        response_type?: string;
+        date_range?: string;
+        dealership_id?: number;
+        tags?: string[];
+      } = {};
+
+      Object.entries(filters).forEach(([key, value]) => {
+        if (value !== null && value !== undefined && value !== '') {
+          if (Array.isArray(value)) {
+            if (value.length > 0) {
+              cleanedFilters[key as keyof typeof cleanedFilters] = value as never;
+            }
+          } else {
+            cleanedFilters[key as keyof typeof cleanedFilters] = value as never;
+          }
+        }
+      });
+
+      return tasksApi.getTasks(cleanedFilters);
+    },
     refetchInterval: 30000,
   });