diff --git a/packages/react-charting/UnitTests/AreaChartUT.test.tsx b/packages/react-charting/UnitTests/AreaChartUT.test.tsx
index d0f3e3f6ec24c7..570ce6ff76f4f2 100644
--- a/packages/react-charting/UnitTests/AreaChartUT.test.tsx
+++ b/packages/react-charting/UnitTests/AreaChartUT.test.tsx
@@ -1,6 +1,6 @@
 import { screen, fireEvent } from '@testing-library/react';
 import { AreaChart } from '../src/components/AreaChart/index';
-import { getById, testWithoutWait, isTimezoneSet, forEachTimezone } from '../src/utilities/TestUtility.test';
+import { getById, testWithoutWait, isTimezoneSet, forEachTimezone, isTestEnv } from '../src/utilities/TestUtility.test';
 import { resetIds } from '@fluentui/react';
 import { DarkTheme } from '@fluentui/theme-samples';
 
@@ -605,7 +605,7 @@ runTest('_getAriaLabel', () => {
       },
       undefined,
       undefined,
-      !(isTimezoneSet(tzIdentifier) && env === 'TEST'),
+      !(isTimezoneSet(tzIdentifier) && isTestEnv()),
     );
 
     testWithoutWait(
@@ -635,7 +635,7 @@ runTest('_getAriaLabel', () => {
       },
       undefined,
       undefined,
-      !(isTimezoneSet(tzIdentifier) && env === 'TEST'),
+      !(isTimezoneSet(tzIdentifier) && isTestEnv()),
     );
 
     testWithoutWait(
@@ -665,7 +665,7 @@ runTest('_getAriaLabel', () => {
       },
       undefined,
       undefined,
-      !(isTimezoneSet(tzIdentifier) && env === 'TEST'),
+      !(isTimezoneSet(tzIdentifier) && isTestEnv()),
     );
   });
 
diff --git a/packages/react-charting/UnitTests/HeatMapChartUT.test.tsx b/packages/react-charting/UnitTests/HeatMapChartUT.test.tsx
index 8bc5f774d4af6b..c76ba90d7507c9 100644
--- a/packages/react-charting/UnitTests/HeatMapChartUT.test.tsx
+++ b/packages/react-charting/UnitTests/HeatMapChartUT.test.tsx
@@ -6,7 +6,7 @@ import { IHeatMapChartData, IHeatMapChartDataPoint } from '../src/HorizontalBarC
 import { render } from '@testing-library/react';
 import { dataToBuffer } from 'memfs/lib/volume';
 import { XAxisTypes, YAxisType } from '../src/utilities/index';
-import { conditionalTest, isTimezoneSet, forEachTimezone } from '../src/utilities/TestUtility.test';
+import { conditionalTest, isTimezoneSet, forEachTimezone, isTestEnv } from '../src/utilities/TestUtility.test';
 import { resetIds } from '@fluentui/react';
 
 const env = require('../config/tests');
@@ -546,7 +546,7 @@ runTest('_createNewDataSet', () => {
 
 runTest('Timezone related test cases', () => {
   forEachTimezone((tzName, tzIdentifier) => {
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper data set for date axis with default axis type in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -563,7 +563,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper aria-label for date xPoint and yPoint in ${tzName} timezone`,
       () => {
         const p1 = {
@@ -583,7 +583,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper aria-label for date xPoint and yPoint without legend in ${tzName} timezone`,
       () => {
         const p1 = {
@@ -603,7 +603,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper aria-label for numeric xPoint and date yPoint in ${tzName} timezone`,
       () => {
         const p1 = {
@@ -623,7 +623,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper X and Y values for date xPoint and yPoint in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -639,7 +639,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper xIndex for date xPoint in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -654,7 +654,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper yIndex for date xPoint in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -669,7 +669,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper string formatted date for date point in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -683,7 +683,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper string formatted date for empty point in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -697,7 +697,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper string formatted date for date point in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -711,7 +711,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper xAxis data points for date points in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
@@ -726,7 +726,7 @@ runTest('Timezone related test cases', () => {
       },
     );
 
-    conditionalTest(isTimezoneSet(tzIdentifier) && env === 'TEST')(
+    conditionalTest(isTimezoneSet(tzIdentifier) && isTestEnv())(
       `Should return proper yAxis data points for date points in ${tzName} timezone`,
       () => {
         const instance = new HeatMapChartBase({
diff --git a/packages/react-charting/src/components/HeatMapChart/HeatMapChart.test.tsx b/packages/react-charting/src/components/HeatMapChart/HeatMapChart.test.tsx
index d6ee738f53f7ce..9fef13a859c7a3 100644
--- a/packages/react-charting/src/components/HeatMapChart/HeatMapChart.test.tsx
+++ b/packages/react-charting/src/components/HeatMapChart/HeatMapChart.test.tsx
@@ -9,9 +9,8 @@ import { IHeatMapChartState, HeatMapChartBase } from './HeatMapChart.base';
 import { ThemeProvider } from '@fluentui/react';
 import { DarkTheme } from '@fluentui/theme-samples';
 import { act } from 'react-dom/test-utils';
-import { conditionalDescribe, conditionalTest, isTimezoneSet } from '../../utilities/TestUtility.test';
+import { conditionalDescribe, conditionalTest, isTimezoneSet, isTestEnv } from '../../utilities/TestUtility.test';
 const { Timezone } = require('../../../scripts/constants');
-const env = require('../../../config/tests');
 
 // Wrapper of the HeatMapChart to be tested.
 let wrapper: ReactWrapper<IHeatMapChartProps, IHeatMapChartState, HeatMapChartBase> | undefined;
@@ -100,7 +99,7 @@ const HeatMapStringDateData: IHeatMapChartProps['data'] = [
   },
 ];
 
-conditionalDescribe(isTimezoneSet(Timezone.UTC) && env === 'TEST')('HeatMapChart snapShot testing', () => {
+conditionalDescribe(isTimezoneSet(Timezone.UTC) && isTestEnv())('HeatMapChart snapShot testing', () => {
   beforeEach(() => {
     resetIds();
   });
@@ -333,7 +332,7 @@ describe('HeatMapChart - mouse events', () => {
   beforeEach(sharedBeforeEach);
   afterEach(sharedAfterEach);
 
-  conditionalTest(isTimezoneSet(Timezone.UTC) && env === 'TEST')(
+  conditionalTest(isTimezoneSet(Timezone.UTC) && isTestEnv())(
     'Should render callout correctly on mouseover',
     async () => {
       await act(async () => {
diff --git a/packages/react-charting/src/components/HeatMapChart/HeatMapChartRTL.test.tsx b/packages/react-charting/src/components/HeatMapChart/HeatMapChartRTL.test.tsx
index b153526a7a62c5..cd596d35fcbbc3 100644
--- a/packages/react-charting/src/components/HeatMapChart/HeatMapChartRTL.test.tsx
+++ b/packages/react-charting/src/components/HeatMapChart/HeatMapChartRTL.test.tsx
@@ -2,11 +2,10 @@ import * as React from 'react';
 import { act, queryAllByAttribute, render, waitFor, screen, fireEvent } from '@testing-library/react';
 import { HeatMapChart, IHeatMapChartProps } from './index';
 import { axe, toHaveNoViolations } from 'jest-axe';
-import { conditionalTest, getByClass, isTimezoneSet } from '../../utilities/TestUtility.test';
+import { conditionalTest, getByClass, isTimezoneSet, isTestEnv } from '../../utilities/TestUtility.test';
 import { HeatMapChartBase } from './HeatMapChart.base';
 import { resetIds } from '@fluentui/react';
 const { Timezone } = require('../../../scripts/constants');
-const env = require('../../../config/tests');
 
 expect.extend(toHaveNoViolations);
 
@@ -170,7 +169,7 @@ describe('HeatMap chart rendering', () => {
   beforeEach(updateChartWidthAndHeight);
   afterEach(sharedAfterEach);
 
-  conditionalTest(isTimezoneSet(Timezone.UTC) && env === 'TEST')(
+  conditionalTest(isTimezoneSet(Timezone.UTC) && isTestEnv())(
     'Should re-render the HeatMap chart with data',
     async () => {
       // Arrange
diff --git a/packages/react-charting/src/components/VerticalBarChart/VerticalBarChartRTL.test.tsx b/packages/react-charting/src/components/VerticalBarChart/VerticalBarChartRTL.test.tsx
index c313d4ca22dba3..ddeb3f717bb0d1 100644
--- a/packages/react-charting/src/components/VerticalBarChart/VerticalBarChartRTL.test.tsx
+++ b/packages/react-charting/src/components/VerticalBarChart/VerticalBarChartRTL.test.tsx
@@ -14,13 +14,13 @@ import {
   testScreenResolutionChanges,
   testWithWait,
   testWithoutWait,
+  isTestEnv,
 } from '../../utilities/TestUtility.test';
 import { IVerticalBarChartProps } from './VerticalBarChart.types';
 import { IVerticalBarChartDataPoint } from '../../index';
 import { chartPointsVBC } from '../../utilities/test-data';
 import { axe, toHaveNoViolations } from 'jest-axe';
 const { Timezone } = require('../../../scripts/constants');
-const env = require('../../../config/tests');
 
 expect.extend(toHaveNoViolations);
 
@@ -312,7 +312,7 @@ describe('Vertical bar chart rendering', () => {
       },
       undefined,
       undefined,
-      !(isTimezoneSet(tzIdentifier) && env === 'TEST'),
+      !(isTimezoneSet(tzIdentifier) && isTestEnv()),
     );
   });
 
@@ -330,7 +330,7 @@ describe('Vertical bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 
   testWithoutWait(
@@ -346,7 +346,7 @@ describe('Vertical bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 
   testWithoutWait(
@@ -362,7 +362,7 @@ describe('Vertical bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 
   testWithoutWait(
@@ -377,7 +377,7 @@ describe('Vertical bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 });
 
diff --git a/packages/react-charting/src/components/VerticalStackedBarChart/VerticalStackedBarChartRTL.test.tsx b/packages/react-charting/src/components/VerticalStackedBarChart/VerticalStackedBarChartRTL.test.tsx
index c20ea982966558..56bb5bb76cbea0 100644
--- a/packages/react-charting/src/components/VerticalStackedBarChart/VerticalStackedBarChartRTL.test.tsx
+++ b/packages/react-charting/src/components/VerticalStackedBarChart/VerticalStackedBarChartRTL.test.tsx
@@ -12,13 +12,13 @@ import {
   isTimezoneSet,
   testWithWait,
   testWithoutWait,
+  isTestEnv,
 } from '../../utilities/TestUtility.test';
 import { VerticalStackedBarChartBase } from './VerticalStackedBarChart.base';
 import * as utils from '@fluentui/react/lib/Utilities';
 import { chartPoints2VSBC, chartPointsVSBC } from '../../utilities/test-data';
 import { axe, toHaveNoViolations } from 'jest-axe';
 const { Timezone } = require('../../../scripts/constants');
-const env = require('../../../config/tests');
 
 expect.extend(toHaveNoViolations);
 
@@ -158,7 +158,7 @@ describe('Vertical stacked bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 
   testWithoutWait(
@@ -174,7 +174,7 @@ describe('Vertical stacked bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 
   testWithoutWait(
@@ -190,7 +190,7 @@ describe('Vertical stacked bar chart rendering', () => {
     },
     undefined,
     undefined,
-    !(isTimezoneSet(Timezone.UTC) && env === 'TEST'),
+    !(isTimezoneSet(Timezone.UTC) && isTestEnv()),
   );
 
   forEachTimezone((tzName, tzIdentifier) => {
@@ -208,7 +208,7 @@ describe('Vertical stacked bar chart rendering', () => {
       },
       undefined,
       undefined,
-      !(isTimezoneSet(tzIdentifier) && env === 'TEST'),
+      !(isTimezoneSet(tzIdentifier) && isTestEnv()),
     );
   });
 });