diff --git a/frontend/src/hooks/queryBuilder/useIsValidTag.test.ts b/frontend/src/hooks/queryBuilder/useIsValidTag.test.ts
new file mode 100644
index 0000000000..47ab280e81
--- /dev/null
+++ b/frontend/src/hooks/queryBuilder/useIsValidTag.test.ts
@@ -0,0 +1,41 @@
+import { renderHook } from '@testing-library/react';
+
+import { useIsValidTag } from './useIsValidTag';
+
+describe('useIsValidTag', () => {
+	test('returns correct validation result for SINGLE_VALUE operator type', () => {
+		const { result } = renderHook(() => useIsValidTag('SINGLE_VALUE', 1));
+		expect(result.current).toBe(true);
+
+		const { result: result2 } = renderHook(() =>
+			useIsValidTag('SINGLE_VALUE', 0),
+		);
+		expect(result2.current).toBe(false);
+	});
+
+	test('returns correct validation result for MULTIPLY_VALUE operator type', () => {
+		const { result } = renderHook(() => useIsValidTag('MULTIPLY_VALUE', 1));
+		expect(result.current).toBe(true);
+
+		const { result: result2 } = renderHook(() =>
+			useIsValidTag('MULTIPLY_VALUE', 0),
+		);
+		expect(result2.current).toBe(false);
+	});
+
+	test('returns correct validation result for NON_VALUE operator type', () => {
+		const { result } = renderHook(() => useIsValidTag('NON_VALUE', 0));
+		expect(result.current).toBe(true);
+
+		const { result: result2 } = renderHook(() => useIsValidTag('NON_VALUE', 1));
+		expect(result2.current).toBe(false);
+	});
+
+	test('returns correct validation result for NOT_VALID operator type', () => {
+		const { result } = renderHook(() => useIsValidTag('NOT_VALID', 1));
+		expect(result.current).toBe(false);
+
+		const { result: result2 } = renderHook(() => useIsValidTag('NOT_VALID', 0));
+		expect(result2.current).toBe(false);
+	});
+});