diff --git a/plugins/cost-insights/src/api/CostInsightsApi.ts b/plugins/cost-insights/src/api/CostInsightsApi.ts
index be5cd54fdb..8e165ba72a 100644
--- a/plugins/cost-insights/src/api/CostInsightsApi.ts
+++ b/plugins/cost-insights/src/api/CostInsightsApi.ts
@@ -18,13 +18,13 @@ import { createApiRef } from '@backstage/core';
 import {
   Alert,
   Cost,
-  Duration,
   Group,
   Project,
   ProductCost,
   Maybe,
   MetricData,
 } from '../types';
+import { Duration } from '../utils/duration';
 
 export type CostInsightsApi = {
   /**
diff --git a/plugins/cost-insights/src/api/ExampleCostInsightsClient.ts b/plugins/cost-insights/src/api/ExampleCostInsightsClient.ts
index 35bff86f7f..8f116afb65 100644
--- a/plugins/cost-insights/src/api/ExampleCostInsightsClient.ts
+++ b/plugins/cost-insights/src/api/ExampleCostInsightsClient.ts
@@ -23,11 +23,7 @@ import {
   ChangeStatistic,
   Cost,
   DateAggregation,
-  DEFAULT_DATE_FORMAT,
-  Duration,
-  exclusiveEndDateOf,
   Group,
-  inclusiveStartDateOf,
   Maybe,
   MetricData,
   ProductCost,
@@ -38,6 +34,7 @@ import {
   UnlabeledDataflowAlert,
   UnlabeledDataflowData,
 } from '../types';
+import { DEFAULT_DATE_FORMAT, Duration, exclusiveEndDateOf, inclusiveStartDateOf } from '../utils/duration';
 
 type IntervalFields = {
   duration: Duration;
diff --git a/plugins/cost-insights/src/components/CostGrowth/CostGrowth.test.tsx b/plugins/cost-insights/src/components/CostGrowth/CostGrowth.test.tsx
index 9dff164fdf..8744c5c6e7 100644
--- a/plugins/cost-insights/src/components/CostGrowth/CostGrowth.test.tsx
+++ b/plugins/cost-insights/src/components/CostGrowth/CostGrowth.test.tsx
@@ -17,7 +17,8 @@
 import React, { PropsWithChildren } from 'react';
 import { renderInTestApp } from '@backstage/test-utils';
 import { CostGrowth } from './CostGrowth';
-import { Currency, Duration } from '../../types';
+import { Currency } from '../../types';
+import { Duration } from '../../utils/duration';
 import { findAlways } from '../../utils/assert';
 import { MockConfigProvider, MockCurrencyProvider } from '../../utils/tests';
 import { defaultCurrencies, CurrencyType } from '../../utils/currency';
diff --git a/plugins/cost-insights/src/components/CostGrowth/CostGrowth.tsx b/plugins/cost-insights/src/components/CostGrowth/CostGrowth.tsx
index 3dad0e780a..bdb4e00394 100644
--- a/plugins/cost-insights/src/components/CostGrowth/CostGrowth.tsx
+++ b/plugins/cost-insights/src/components/CostGrowth/CostGrowth.tsx
@@ -16,8 +16,9 @@
 
 import React from 'react';
 import classnames from 'classnames';
-import { ChangeStatistic, Duration } from '../../types';
+import { ChangeStatistic } from '../../types';
 import { rateOf, CurrencyType } from '../../utils/currency';
+import { Duration } from '../../utils/duration';
 import { growthOf, GrowthType, EngineerThreshold } from '../../utils/change';
 import { useCostGrowthStyles as useStyles } from '../../utils/styles';
 import { formatPercent, formatCurrency } from '../../utils/formatters';
diff --git a/plugins/cost-insights/src/components/CostOverviewCard/CostOverviewTooltip.tsx b/plugins/cost-insights/src/components/CostOverviewCard/CostOverviewTooltip.tsx
index e0a9b9a9ea..51f2f12bdb 100644
--- a/plugins/cost-insights/src/components/CostOverviewCard/CostOverviewTooltip.tsx
+++ b/plugins/cost-insights/src/components/CostOverviewCard/CostOverviewTooltip.tsx
@@ -17,7 +17,7 @@ import React from 'react';
 import moment from 'moment';
 import { TooltipPayload, TooltipProps } from 'recharts';
 import { Tooltip, TooltipItemProps } from '../../components/Tooltip';
-import { DEFAULT_DATE_FORMAT } from '../../types';
+import { DEFAULT_DATE_FORMAT } from '../../utils/duration';
 
 export type CostOverviewTooltipProps = TooltipProps & {
   dataKeys: Array<string>;
diff --git a/plugins/cost-insights/src/components/CostOverviewCard/selector.tsx b/plugins/cost-insights/src/components/CostOverviewCard/selector.tsx
index ef65f38dbb..3440500215 100644
--- a/plugins/cost-insights/src/components/CostOverviewCard/selector.tsx
+++ b/plugins/cost-insights/src/components/CostOverviewCard/selector.tsx
@@ -13,7 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { Duration, Maybe, PageFilters } from '../../types';
+import { Maybe, PageFilters } from '../../types';
+import { Duration } from '../../utils/duration';
 import { MapFiltersToProps } from '../../hooks/useFilters';
 
 type CostOverviewFilterProps = PageFilters & {
diff --git a/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.test.tsx b/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.test.tsx
index e2cf1b7480..628046f921 100644
--- a/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.test.tsx
+++ b/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.test.tsx
@@ -19,7 +19,8 @@ import { getByRole, waitFor } from '@testing-library/react';
 import { renderInTestApp } from '@backstage/test-utils';
 import UserEvent from '@testing-library/user-event';
 import { PeriodSelect, getDefaultOptions } from './PeriodSelect';
-import { Duration, getDefaultPageFilters, Group } from '../../types';
+import { getDefaultPageFilters, Group } from '../../types';
+import { Duration } from '../../utils/duration';
 import { MockBillingDateProvider } from '../../utils/tests';
 
 const DefaultPageFilters = getDefaultPageFilters([{ id: 'tools' }] as Group[]);
diff --git a/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.tsx b/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.tsx
index 918200471f..f1a80a55f5 100644
--- a/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.tsx
+++ b/plugins/cost-insights/src/components/PeriodSelect/PeriodSelect.tsx
@@ -20,7 +20,7 @@ import {
   formatLastTwoLookaheadQuarters,
   formatLastTwoMonths,
 } from '../../utils/formatters';
-import { Duration } from '../../types';
+import { Duration } from '../../utils/duration';
 import { findAlways } from '../../utils/assert';
 import { useSelectStyles as useStyles } from '../../utils/styles';
 import { useLastCompleteBillingDate } from '../../hooks';
diff --git a/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.test.tsx b/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.test.tsx
index 9d1610e298..f27d7349a3 100644
--- a/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.test.tsx
+++ b/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.test.tsx
@@ -35,7 +35,8 @@ import {
   MockScrollProvider,
   MockLoadingProvider,
 } from '../../utils/tests';
-import { Duration, Product, ProductCost, ProductPeriod } from '../../types';
+import { Duration } from '../../utils/duration';
+import { Product, ProductCost, ProductPeriod } from '../../types';
 
 const costInsightsApi = (
   productCost: ProductCost,
diff --git a/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.tsx b/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.tsx
index 840c99522a..fec73f0c06 100644
--- a/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.tsx
+++ b/plugins/cost-insights/src/components/ProductInsightsCard/ProductInsightsCard.tsx
@@ -28,9 +28,10 @@ import {
   useLoading,
   useScroll,
 } from '../../hooks';
+import { Duration } from '../../utils/duration';
 import { useProductInsightsCardStyles as useStyles } from '../../utils/styles';
 import { mapFiltersToProps, mapLoadingToProps } from './selector';
-import { Duration, Maybe, Product, ProductCost } from '../../types';
+import { Maybe, Product, ProductCost } from '../../types';
 import { pluralOf } from '../../utils/grammar';
 import { formatPeriod } from '../../utils/formatters';
 
diff --git a/plugins/cost-insights/src/components/ProductInsightsCard/selector.ts b/plugins/cost-insights/src/components/ProductInsightsCard/selector.ts
index efc8448034..6007070707 100644
--- a/plugins/cost-insights/src/components/ProductInsightsCard/selector.ts
+++ b/plugins/cost-insights/src/components/ProductInsightsCard/selector.ts
@@ -16,7 +16,8 @@
 
 import { MapFiltersToProps } from '../../hooks/useFilters';
 import { MapLoadingToProps } from '../../hooks/useLoading';
-import { Duration, PageFilters, ProductPeriod } from '../../types';
+import { PageFilters, ProductPeriod } from '../../types';
+import { Duration } from '../../utils/duration';
 import { findAlways } from '../../utils/assert';
 
 type ProductInsightsCardFilterProps = PageFilters & {
diff --git a/plugins/cost-insights/src/components/ProjectGrowthAlertCard/ProjectGrowthAlertCard.tsx b/plugins/cost-insights/src/components/ProjectGrowthAlertCard/ProjectGrowthAlertCard.tsx
index 4311bcc1bf..28e7948ca4 100644
--- a/plugins/cost-insights/src/components/ProjectGrowthAlertCard/ProjectGrowthAlertCard.tsx
+++ b/plugins/cost-insights/src/components/ProjectGrowthAlertCard/ProjectGrowthAlertCard.tsx
@@ -20,7 +20,8 @@ import { Box } from '@material-ui/core';
 import { InfoCard } from '@backstage/core';
 import { ResourceGrowthBarChart } from '../ResourceGrowthBarChart';
 import { ResourceGrowthBarChartLegend } from '../ResourceGrowthBarChartLegend';
-import { Duration, ProjectGrowthData } from '../../types';
+import { ProjectGrowthData } from '../../types';
+import { Duration } from '../../utils/duration';
 import { pluralOf } from '../../utils/grammar';
 
 type ProjectGrowthAlertProps = {
@@ -31,9 +32,8 @@ export const ProjectGrowthAlertCard = ({ alert }: ProjectGrowthAlertProps) => {
   const [costStart, costEnd] = alert.aggregation;
 
   const subheader = `
-    ${alert.products.length} ${pluralOf(alert.products.length, 'product')}${
-    alert.products.length > 1 ? ', sorted by cost' : ''
-  }`;
+    ${alert.products.length} ${pluralOf(alert.products.length, 'product')}${alert.products.length > 1 ? ', sorted by cost' : ''
+    }`;
   const previousName = moment(alert.periodStart, 'YYYY-[Q]Q').format(
     '[Q]Q YYYY',
   );
diff --git a/plugins/cost-insights/src/components/ProjectGrowthInstructionsPage/ProjectGrowthInstructionsPage.tsx b/plugins/cost-insights/src/components/ProjectGrowthInstructionsPage/ProjectGrowthInstructionsPage.tsx
index 3c2d241222..074d3e2b92 100644
--- a/plugins/cost-insights/src/components/ProjectGrowthInstructionsPage/ProjectGrowthInstructionsPage.tsx
+++ b/plugins/cost-insights/src/components/ProjectGrowthInstructionsPage/ProjectGrowthInstructionsPage.tsx
@@ -18,9 +18,9 @@ import React from 'react';
 import { Box, Typography } from '@material-ui/core';
 import { InfoCard } from '@backstage/core';
 import { AlertInstructionsLayout } from '../AlertInstructionsLayout';
+import { Duration } from '../../utils/duration';
 import {
   Alert,
-  Duration,
   Entity,
   Product,
   ProjectGrowthAlert,
diff --git a/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.test.tsx b/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.test.tsx
index 9599b3cca1..bf5c1021cc 100644
--- a/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.test.tsx
+++ b/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.test.tsx
@@ -17,7 +17,7 @@
 import React, { PropsWithChildren } from 'react';
 import { renderInTestApp } from '@backstage/test-utils';
 import { ResourceGrowthBarChartLegend } from './ResourceGrowthBarChartLegend';
-import { Duration } from '../../types';
+import { Duration } from '../../utils/duration';
 import { defaultCurrencies } from '../../utils/currency';
 import { findAlways } from '../../utils/assert';
 import { MockConfigProvider, MockCurrencyProvider } from '../../utils/tests';
diff --git a/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.tsx b/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.tsx
index 6b5ce17c95..0c281e6266 100644
--- a/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.tsx
+++ b/plugins/cost-insights/src/components/ResourceGrowthBarChartLegend/ResourceGrowthBarChartLegend.tsx
@@ -19,7 +19,8 @@ import { Box, useTheme } from '@material-ui/core';
 import { LegendItem } from '../LegendItem';
 import { CostGrowth } from '../CostGrowth';
 import { currencyFormatter } from '../../utils/formatters';
-import { ChangeStatistic, CostInsightsTheme, Duration } from '../../types';
+import { Duration } from '../../utils/duration';
+import { ChangeStatistic, CostInsightsTheme } from '../../types';
 
 export type ResourceGrowthBarChartLegendProps = {
   change: ChangeStatistic;
diff --git a/plugins/cost-insights/src/index.ts b/plugins/cost-insights/src/index.ts
index 71cc66dba6..661aa01db3 100644
--- a/plugins/cost-insights/src/index.ts
+++ b/plugins/cost-insights/src/index.ts
@@ -19,4 +19,5 @@ export * from './api';
 export * from './components';
 export { useCurrency } from './hooks';
 export * from './types';
+export { Duration } from './utils/duration';
 export * from './utils/tests';
diff --git a/plugins/cost-insights/src/types/Filters.ts b/plugins/cost-insights/src/types/Filters.ts
index b1fbbb2848..e72e850c61 100644
--- a/plugins/cost-insights/src/types/Filters.ts
+++ b/plugins/cost-insights/src/types/Filters.ts
@@ -15,8 +15,8 @@
  */
 
 import { Maybe } from './Maybe';
-import { Duration } from './Duration';
 import { Group } from './Group';
+import { Duration } from '../utils/duration';
 
 export interface PageFilters {
   group: Maybe<string>;
diff --git a/plugins/cost-insights/src/types/index.ts b/plugins/cost-insights/src/types/index.ts
index 398110ec80..cced505f86 100644
--- a/plugins/cost-insights/src/types/index.ts
+++ b/plugins/cost-insights/src/types/index.ts
@@ -19,7 +19,6 @@ export * from './ChangeStatistic';
 export * from './ChartData';
 export * from './Cost';
 export * from './DateAggregation';
-export * from './Duration';
 export * from './Currency';
 export * from './Entity';
 export * from './Icon';
diff --git a/plugins/cost-insights/src/utils/currency.ts b/plugins/cost-insights/src/utils/currency.ts
index 439dbb70c3..7f43acc66b 100644
--- a/plugins/cost-insights/src/utils/currency.ts
+++ b/plugins/cost-insights/src/utils/currency.ts
@@ -13,7 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import { Currency, Duration } from '../types';
+import { Currency } from '../types';
+import { Duration } from '../utils/duration';
 import { assertNever } from '../utils/assert';
 
 export enum CurrencyType {
diff --git a/plugins/cost-insights/src/types/Duration.test.ts b/plugins/cost-insights/src/utils/duration.test.ts
similarity index 98%
rename from plugins/cost-insights/src/types/Duration.test.ts
rename to plugins/cost-insights/src/utils/duration.test.ts
index 4ab84de974..675a90b54a 100644
--- a/plugins/cost-insights/src/types/Duration.test.ts
+++ b/plugins/cost-insights/src/utils/duration.test.ts
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-import { Duration, inclusiveEndDateOf, inclusiveStartDateOf } from './Duration';
+import { Duration, inclusiveEndDateOf, inclusiveStartDateOf } from './duration';
 
 const lastCompleteBillingDate = '2020-06-05';
 
diff --git a/plugins/cost-insights/src/types/Duration.ts b/plugins/cost-insights/src/utils/duration.ts
similarity index 100%
rename from plugins/cost-insights/src/types/Duration.ts
rename to plugins/cost-insights/src/utils/duration.ts
diff --git a/plugins/cost-insights/src/utils/formatters.test.ts b/plugins/cost-insights/src/utils/formatters.test.ts
index 69e9086be1..7be6e1dffb 100644
--- a/plugins/cost-insights/src/utils/formatters.test.ts
+++ b/plugins/cost-insights/src/utils/formatters.test.ts
@@ -19,7 +19,7 @@ import {
   lengthyCurrencyFormatter,
   quarterOf,
 } from './formatters';
-import { Duration } from '../types';
+import { Duration } from '../utils/duration';
 
 Date.now = jest.fn(() => new Date(Date.parse('2019-12-07')).valueOf());
 
diff --git a/plugins/cost-insights/src/utils/formatters.ts b/plugins/cost-insights/src/utils/formatters.ts
index 44c7517351..48b0b77188 100644
--- a/plugins/cost-insights/src/utils/formatters.ts
+++ b/plugins/cost-insights/src/utils/formatters.ts
@@ -19,7 +19,7 @@ import {
   Duration,
   inclusiveEndDateOf,
   inclusiveStartDateOf,
-} from '../types/Duration';
+} from '../utils/duration';
 import { pluralOf } from '../utils/grammar';
 
 export type Period = {
diff --git a/plugins/cost-insights/src/utils/history.ts b/plugins/cost-insights/src/utils/history.ts
index 90df574acf..3b55aeebce 100644
--- a/plugins/cost-insights/src/utils/history.ts
+++ b/plugins/cost-insights/src/utils/history.ts
@@ -16,7 +16,8 @@
 
 import qs from 'qs';
 import * as yup from 'yup';
-import { Group, PageFilters, getDefaultPageFilters, Duration } from '../types';
+import { Group, PageFilters, getDefaultPageFilters } from '../types';
+import { Duration } from '../utils/duration';
 import { ConfigContextProps } from '../hooks/useConfig';
 
 const schema = yup
diff --git a/plugins/cost-insights/src/utils/mockData.ts b/plugins/cost-insights/src/utils/mockData.ts
index 9609da6ce8..91cd2f8ad2 100644
--- a/plugins/cost-insights/src/utils/mockData.ts
+++ b/plugins/cost-insights/src/utils/mockData.ts
@@ -14,8 +14,9 @@
  * limitations under the License.
  */
 
+import { Config } from '@backstage/config';
+import { ConfigApi } from '@backstage/core';
 import {
-  Duration,
   Entity,
   Product,
   ProductCost,
@@ -29,8 +30,7 @@ import {
   getDefaultState as getDefaultLoadingState,
 } from '../utils/loading';
 import { findAlways } from '../utils/assert';
-import { Config } from '@backstage/config';
-import { ConfigApi } from '@backstage/core';
+import { Duration } from '../utils/duration';
 
 type mockAlertRenderer<T> = (alert: T) => T;
 type mockEntityRenderer<T> = (entity: T) => T;
diff --git a/plugins/cost-insights/src/utils/tests.tsx b/plugins/cost-insights/src/utils/tests.tsx
index db47bd72bd..09eab89139 100644
--- a/plugins/cost-insights/src/utils/tests.tsx
+++ b/plugins/cost-insights/src/utils/tests.tsx
@@ -32,7 +32,8 @@ import {
   BillingDateContextProps,
 } from '../hooks/useLastCompleteBillingDate';
 import { ScrollContext, ScrollContextProps } from '../hooks/useScroll';
-import { Duration, Group } from '../types';
+import { Duration } from '../utils/duration';
+import { Group } from '../types';
 
 /* 
   Mock Providers and types are exposed publicly to allow users to test custom implementations