diff --git a/packages/desktop-client/src/components/reports/ChooseGraph.tsx b/packages/desktop-client/src/components/reports/ChooseGraph.tsx
index 0e19a7c1467..6d2e557e1f1 100644
--- a/packages/desktop-client/src/components/reports/ChooseGraph.tsx
+++ b/packages/desktop-client/src/components/reports/ChooseGraph.tsx
@@ -1,5 +1,4 @@
-// @ts-strict-ignore
-import React, { useRef } from 'react';
+import React, { type UIEvent, useRef } from 'react';
 
 import { type DataEntity } from 'loot-core/src/types/models/reports';
 import { type RuleConditionEntity } from 'loot-core/types/models/rule';
@@ -29,55 +28,70 @@ type ChooseGraphProps = {
   interval: string;
   setScrollWidth?: (value: number) => void;
   viewLabels?: boolean;
-  compact?: boolean;
+  compact: boolean;
   style?: CSSProperties;
   showHiddenCategories?: boolean;
   showOffBudget?: boolean;
-  intervalsCount?: number;
+  intervalsCount: number;
 };
 
 export function ChooseGraph({
   data,
-  filters,
+  filters = [],
   mode,
   graphType,
   balanceType,
   groupBy,
   interval,
   setScrollWidth,
-  viewLabels,
+  viewLabels = false,
   compact,
   style,
-  showHiddenCategories,
-  showOffBudget,
+  showHiddenCategories = false,
+  showOffBudget = false,
   intervalsCount,
 }: ChooseGraphProps) {
   const graphStyle = compact ? { ...style } : { flexGrow: 1 };
-  const balanceTypeOp = ReportOptions.balanceTypeMap.get(balanceType);
+  const balanceTypeOp =
+    ReportOptions.balanceTypeMap.get(balanceType) || 'totalDebts';
 
-  const saveScrollWidth = value => {
-    setScrollWidth(!value ? 0 : value);
+  const saveScrollWidth = (value: number) => {
+    setScrollWidth?.(value || 0);
   };
 
-  const rowStyle = compact && { flex: '0 0 20px', height: 20 };
-  const compactStyle = compact && { ...styles.tinyText };
+  const rowStyle: CSSProperties = compact
+    ? { flex: '0 0 20px', height: 20 }
+    : {};
+  const compactStyle: CSSProperties = compact ? { ...styles.tinyText } : {};
 
   const headerScrollRef = useRef<HTMLDivElement>(null);
   const listScrollRef = useRef<HTMLDivElement>(null);
   const totalScrollRef = useRef<HTMLDivElement>(null);
 
-  const handleScroll = scroll => {
-    if (scroll.target.id === 'header') {
-      totalScrollRef.current.scrollLeft = scroll.target.scrollLeft;
-      listScrollRef.current.scrollLeft = scroll.target.scrollLeft;
+  const handleScroll = (scroll: UIEvent<HTMLDivElement>) => {
+    if (
+      scroll.currentTarget.id === 'header' &&
+      totalScrollRef.current &&
+      listScrollRef.current
+    ) {
+      totalScrollRef.current.scrollLeft = scroll.currentTarget.scrollLeft;
+      listScrollRef.current.scrollLeft = scroll.currentTarget.scrollLeft;
     }
-    if (scroll.target.id === 'total') {
-      headerScrollRef.current.scrollLeft = scroll.target.scrollLeft;
-      listScrollRef.current.scrollLeft = scroll.target.scrollLeft;
+    if (
+      scroll.currentTarget.id === 'total' &&
+      headerScrollRef.current &&
+      listScrollRef.current
+    ) {
+      headerScrollRef.current.scrollLeft = scroll.currentTarget.scrollLeft;
+      listScrollRef.current.scrollLeft = scroll.currentTarget.scrollLeft;
     }
-    if (scroll.target.id === 'list') {
-      headerScrollRef.current.scrollLeft = scroll.target.scrollLeft;
-      totalScrollRef.current.scrollLeft = scroll.target.scrollLeft;
+    if (
+      scroll.currentTarget.id === 'list' &&
+      totalScrollRef.current &&
+      headerScrollRef.current
+    ) {
+      headerScrollRef.current.scrollLeft = scroll.currentTarget.scrollLeft;
+      totalScrollRef.current.scrollLeft = scroll.currentTarget.scrollLeft;
     }
   };
 
diff --git a/packages/desktop-client/src/components/reports/Container.tsx b/packages/desktop-client/src/components/reports/Container.tsx
index 93b968fc1bc..e169cc28b22 100644
--- a/packages/desktop-client/src/components/reports/Container.tsx
+++ b/packages/desktop-client/src/components/reports/Container.tsx
@@ -1,4 +1,3 @@
-// @ts-strict-ignore
 import React, { useRef, type ReactNode } from 'react';
 import AutoSizer from 'react-virtualized-auto-sizer';
 
@@ -7,7 +6,11 @@ import { View } from '../common/View';
 
 type ContainerProps = {
   style?: CSSProperties;
-  children: (width: number, height: number, host: HTMLDivElement) => ReactNode;
+  children: (
+    width: number,
+    height: number,
+    host: HTMLDivElement | null,
+  ) => ReactNode;
 };
 export function Container({ style, children }: ContainerProps) {
   const portalHost = useRef<HTMLDivElement>(null);
@@ -18,7 +21,7 @@ export function Container({ style, children }: ContainerProps) {
     >
       <div ref={portalHost} />
       <AutoSizer>
-        {({ width, height }) => (
+        {({ width, height }: { width: number; height: number }) => (
           <div style={{ width, height }}>
             {children(width, height, portalHost.current)}
           </div>
diff --git a/packages/desktop-client/src/components/reports/GraphButton.tsx b/packages/desktop-client/src/components/reports/GraphButton.tsx
index 0c155d2166d..f648ca14e74 100644
--- a/packages/desktop-client/src/components/reports/GraphButton.tsx
+++ b/packages/desktop-client/src/components/reports/GraphButton.tsx
@@ -1,4 +1,3 @@
-// @ts-strict-ignore
 import React, { type HTMLProps } from 'react';
 
 import { type CSSProperties, theme } from '../../style';
@@ -10,7 +9,7 @@ import { Tooltip } from '../tooltips';
 type GraphButtonProps = HTMLProps<HTMLButtonElement> & {
   selected?: boolean;
   style?: CSSProperties;
-  onSelect?: (newValue) => void;
+  onSelect?: (newValue: string) => void;
   title?: string;
   disabled?: boolean;
 };
diff --git a/packages/desktop-client/src/components/reports/graphs/AreaGraph.tsx b/packages/desktop-client/src/components/reports/graphs/AreaGraph.tsx
index 860d2c7fcdf..94999532993 100644
--- a/packages/desktop-client/src/components/reports/graphs/AreaGraph.tsx
+++ b/packages/desktop-client/src/components/reports/graphs/AreaGraph.tsx
@@ -1,4 +1,3 @@
-// @ts-strict-ignore
 import React from 'react';
 
 import { css } from 'glamor';
@@ -25,7 +24,6 @@ import { theme } from '../../../style';
 import { type CSSProperties } from '../../../style';
 import { AlignedText } from '../../common/AlignedText';
 import { Container } from '../Container';
-import { numberFormatterTooltip } from '../numberFormatter';
 
 import { adjustTextSize } from './adjustTextSize';
 import { renderCustomLabel } from './renderCustomLabel';
@@ -42,7 +40,7 @@ type PayloadItem = {
 type CustomTooltipProps = {
   active?: boolean;
   payload?: PayloadItem[];
-  balanceTypeOp?: string;
+  balanceTypeOp: 'totalAssets' | 'totalTotals' | 'totalDebts';
 };
 
 const CustomTooltip = ({
@@ -95,16 +93,37 @@ const CustomTooltip = ({
       </div>
     );
   }
+
+  return <div />;
+};
+
+type PropsItem = {
+  index?: number;
+  x?: string | number;
+  y?: string | number;
+  value?: string | number;
+  width?: string | number;
 };
 
-const customLabel = (props, width, end) => {
+const customLabel = ({
+  props,
+  width,
+  end,
+}: {
+  props: PropsItem;
+  width: number;
+  end: number;
+}) => {
   //Add margin to first and last object
   const calcX =
-    props.x + (props.index === end ? -10 : props.index === 0 ? 5 : 0);
-  const calcY = props.y - (props.value > 0 ? 10 : -10);
+    (typeof props.x === 'number' ? props.x : 0) +
+    (props.index === end ? -10 : props.index === 0 ? 5 : 0);
+  const calcY =
+    (typeof props.y === 'number' ? props.y : 0) -
+    ((typeof props.value === 'number' ? props.value : 0) > 0 ? 10 : -10);
   const textAnchor = props.index === 0 ? 'left' : 'middle';
   const display =
-    props.value !== 0 && `${amountToCurrencyNoDecimal(props.value)}`;
+    props.value !== 0 ? `${amountToCurrencyNoDecimal(props.value)}` : '';
   const textSize = adjustTextSize({ sized: width, type: 'area' });
 
   return renderCustomLabel(calcX, calcY, textAnchor, display, textSize);
@@ -113,7 +132,7 @@ const customLabel = (props, width, end) => {
 type AreaGraphProps = {
   style?: CSSProperties;
   data: DataEntity;
-  balanceTypeOp: string;
+  balanceTypeOp: 'totalAssets' | 'totalTotals' | 'totalDebts';
   compact?: boolean;
   viewLabels: boolean;
 };
@@ -148,7 +167,7 @@ export function AreaGraph({
       : Math.ceil((dataMax + extendRangeAmount) / 100) * 100;
   const lastLabel = data.intervalData.length - 1;
 
-  const tickFormatter = tick => {
+  const tickFormatter = (tick: number) => {
     if (!privacyMode) return `${amountToCurrencyNoDecimal(tick)}`; // Formats the tick values as strings with commas
     return '...';
   };
@@ -216,7 +235,6 @@ export function AreaGraph({
                 {(!isNarrowWidth || !compact) && (
                   <Tooltip
                     content={<CustomTooltip balanceTypeOp={balanceTypeOp} />}
-                    formatter={numberFormatterTooltip}
                     isAnimationActive={false}
                   />
                 )}
@@ -272,7 +290,9 @@ export function AreaGraph({
                   {viewLabels && !compact && (
                     <LabelList
                       dataKey={balanceTypeOp}
-                      content={e => customLabel(e, width, lastLabel)}
+                      content={props =>
+                        customLabel({ props, width, end: lastLabel })
+                      }
                     />
                   )}
                 </Area>
diff --git a/packages/desktop-client/src/components/reports/graphs/BarGraph.tsx b/packages/desktop-client/src/components/reports/graphs/BarGraph.tsx
index e8d1eb26b7a..6b455cf2346 100644
--- a/packages/desktop-client/src/components/reports/graphs/BarGraph.tsx
+++ b/packages/desktop-client/src/components/reports/graphs/BarGraph.tsx
@@ -59,7 +59,7 @@ type PayloadItem = {
 type CustomTooltipProps = {
   active?: boolean;
   payload?: PayloadItem[];
-  balanceTypeOp?: string;
+  balanceTypeOp?: 'totalAssets' | 'totalDebts' | 'totalTotals';
   yAxis?: string;
 };
 
@@ -136,7 +136,7 @@ type BarGraphProps = {
   data: DataEntity;
   filters: RuleConditionEntity[];
   groupBy: string;
-  balanceTypeOp: string;
+  balanceTypeOp: 'totalAssets' | 'totalDebts' | 'totalTotals';
   compact?: boolean;
   viewLabels: boolean;
   showHiddenCategories?: boolean;
diff --git a/packages/desktop-client/src/components/reports/graphs/DonutGraph.tsx b/packages/desktop-client/src/components/reports/graphs/DonutGraph.tsx
index c1f50df27a3..7267f49b791 100644
--- a/packages/desktop-client/src/components/reports/graphs/DonutGraph.tsx
+++ b/packages/desktop-client/src/components/reports/graphs/DonutGraph.tsx
@@ -180,7 +180,7 @@ type DonutGraphProps = {
   data: DataEntity;
   filters: RuleConditionEntity[];
   groupBy: string;
-  balanceTypeOp: string;
+  balanceTypeOp: 'totalAssets' | 'totalDebts' | 'totalTotals';
   compact?: boolean;
   viewLabels: boolean;
   showHiddenCategories?: boolean;
diff --git a/packages/desktop-client/src/components/reports/graphs/LineGraph.tsx b/packages/desktop-client/src/components/reports/graphs/LineGraph.tsx
index 3cb78f3d4df..15577b4e952 100644
--- a/packages/desktop-client/src/components/reports/graphs/LineGraph.tsx
+++ b/packages/desktop-client/src/components/reports/graphs/LineGraph.tsx
@@ -113,7 +113,7 @@ type LineGraphProps = {
   filters: RuleConditionEntity[];
   groupBy: string;
   compact?: boolean;
-  balanceTypeOp: string;
+  balanceTypeOp: 'totalAssets' | 'totalDebts' | 'totalTotals';
   showHiddenCategories?: boolean;
   showOffBudget?: boolean;
 };
diff --git a/packages/desktop-client/src/components/reports/graphs/StackedBarGraph.tsx b/packages/desktop-client/src/components/reports/graphs/StackedBarGraph.tsx
index 2df89692dac..f2c2807eb1d 100644
--- a/packages/desktop-client/src/components/reports/graphs/StackedBarGraph.tsx
+++ b/packages/desktop-client/src/components/reports/graphs/StackedBarGraph.tsx
@@ -143,7 +143,7 @@ type StackedBarGraphProps = {
   groupBy: string;
   compact?: boolean;
   viewLabels: boolean;
-  balanceTypeOp: string;
+  balanceTypeOp: 'totalAssets' | 'totalDebts' | 'totalTotals';
   showHiddenCategories?: boolean;
   showOffBudget?: boolean;
 };
diff --git a/packages/desktop-client/src/components/reports/graphs/showActivity.ts b/packages/desktop-client/src/components/reports/graphs/showActivity.ts
index f0f6673bd73..fdbe64f8268 100644
--- a/packages/desktop-client/src/components/reports/graphs/showActivity.ts
+++ b/packages/desktop-client/src/components/reports/graphs/showActivity.ts
@@ -9,7 +9,7 @@ type showActivityProps = {
   navigate: NavigateFunction;
   categories: { list: CategoryEntity[]; grouped: CategoryGroupEntity[] };
   accounts: AccountEntity[];
-  balanceTypeOp: string;
+  balanceTypeOp: 'totalAssets' | 'totalDebts' | 'totalTotals';
   filters: RuleConditionEntity[];
   showHiddenCategories: boolean;
   showOffBudget: boolean;
diff --git a/packages/desktop-client/src/components/reports/spreadsheets/calculateLegend.ts b/packages/desktop-client/src/components/reports/spreadsheets/calculateLegend.ts
index de1ed867585..7ada7dec8d9 100644
--- a/packages/desktop-client/src/components/reports/spreadsheets/calculateLegend.ts
+++ b/packages/desktop-client/src/components/reports/spreadsheets/calculateLegend.ts
@@ -12,7 +12,7 @@ export function calculateLegend(
   calcDataFiltered: GroupedEntity[],
   groupBy: string,
   graphType?: string,
-  balanceTypeOp?: keyof GroupedEntity,
+  balanceTypeOp?: 'totalAssets' | 'totalDebts' | 'totalTotals',
 ): LegendEntity[] {
   const colorScale = getColorScale('qualitative');
   const chooseData =
diff --git a/packages/desktop-client/src/components/reports/spreadsheets/filterEmptyRows.ts b/packages/desktop-client/src/components/reports/spreadsheets/filterEmptyRows.ts
index 02a48e459b7..b133a67da13 100644
--- a/packages/desktop-client/src/components/reports/spreadsheets/filterEmptyRows.ts
+++ b/packages/desktop-client/src/components/reports/spreadsheets/filterEmptyRows.ts
@@ -7,7 +7,7 @@ export function filterEmptyRows({
 }: {
   showEmpty: boolean;
   data: GroupedEntity;
-  balanceTypeOp?: keyof GroupedEntity;
+  balanceTypeOp?: 'totalAssets' | 'totalDebts' | 'totalTotals';
 }): boolean {
   let showHide: boolean;
   if (balanceTypeOp === 'totalTotals') {
diff --git a/packages/desktop-client/src/components/reports/spreadsheets/grouped-spreadsheet.ts b/packages/desktop-client/src/components/reports/spreadsheets/grouped-spreadsheet.ts
index 0995a14fc64..170cc421316 100644
--- a/packages/desktop-client/src/components/reports/spreadsheets/grouped-spreadsheet.ts
+++ b/packages/desktop-client/src/components/reports/spreadsheets/grouped-spreadsheet.ts
@@ -1,12 +1,18 @@
-// @ts-strict-ignore
 import { runQuery } from 'loot-core/src/client/query-helpers';
 import { type useSpreadsheet } from 'loot-core/src/client/SpreadsheetProvider';
 import { send } from 'loot-core/src/platform/client/fetch';
 import * as monthUtils from 'loot-core/src/shared/months';
 import { integerToAmount } from 'loot-core/src/shared/util';
-import { type GroupedEntity } from 'loot-core/src/types/models/reports';
+import {
+  type IntervalEntity,
+  type GroupedEntity,
+} from 'loot-core/src/types/models/reports';
 
-import { categoryLists, ReportOptions } from '../ReportOptions';
+import {
+  categoryLists,
+  type QueryDataEntity,
+  ReportOptions,
+} from '../ReportOptions';
 
 import { type createCustomSpreadsheetProps } from './custom-spreadsheet';
 import { filterEmptyRows } from './filterEmptyRows';
@@ -52,7 +58,9 @@ export function createGroupedSpreadsheet({
     });
     const conditionsOpKey = conditionsOp === 'or' ? '$or' : '$and';
 
-    let [assets, debts] = await Promise.all([
+    let assets: QueryDataEntity[];
+    let debts: QueryDataEntity[];
+    [assets, debts] = await Promise.all([
       runQuery(
         makeQuery(
           'assets',
@@ -95,89 +103,99 @@ export function createGroupedSpreadsheet({
     const intervals =
       interval === 'Weekly'
         ? monthUtils.weekRangeInclusive(startDate, endDate, firstDayOfWeekIdx)
-        : monthUtils[ReportOptions.intervalRange.get(interval)](
-            startDate,
-            endDate,
-          );
+        : monthUtils[
+            ReportOptions.intervalRange.get(interval) || 'rangeInclusive'
+          ](startDate, endDate);
 
     const groupedData: GroupedEntity[] = categoryGroup.map(
       group => {
         let totalAssets = 0;
         let totalDebts = 0;
 
-        const intervalData = intervals.reduce((arr, intervalItem) => {
-          let groupedAssets = 0;
-          let groupedDebts = 0;
-
-          group.categories.forEach(item => {
-            const intervalAssets = filterHiddenItems(
-              item,
-              assets,
-              showOffBudget,
-              showHiddenCategories,
-              showUncategorized,
-            )
-              .filter(
-                asset =>
-                  asset.date === intervalItem &&
-                  asset.category === (item.id ?? null),
+        const intervalData = intervals.reduce(
+          (arr: IntervalEntity[], intervalItem) => {
+            let groupedAssets = 0;
+            let groupedDebts = 0;
+
+            if (!group.categories) {
+              return [];
+            }
+
+            group.categories.forEach(item => {
+              const intervalAssets = filterHiddenItems(
+                item,
+                assets,
+                showOffBudget,
+                showHiddenCategories,
+                showUncategorized,
               )
-              .reduce((a, v) => (a = a + v.amount), 0);
-            groupedAssets += intervalAssets;
-
-            const intervalDebts = filterHiddenItems(
+                .filter(
+                  asset =>
+                    asset.date === intervalItem &&
+                    asset.category === (item.id ?? null),
+                )
+                .reduce((a, v) => (a = a + v.amount), 0);
+              groupedAssets += intervalAssets;
+
+              const intervalDebts = filterHiddenItems(
+                item,
+                debts,
+                showOffBudget,
+                showHiddenCategories,
+                showUncategorized,
+              )
+                .filter(
+                  debts =>
+                    debts.date === intervalItem &&
+                    debts.category === (item.id ?? null),
+                )
+                .reduce((a, v) => (a = a + v.amount), 0);
+              groupedDebts += intervalDebts;
+            });
+
+            totalAssets += groupedAssets;
+            totalDebts += groupedDebts;
+
+            arr.push({
+              date: intervalItem,
+              totalAssets: integerToAmount(groupedAssets),
+              totalDebts: integerToAmount(groupedDebts),
+              totalTotals: integerToAmount(groupedDebts + groupedAssets),
+            });
+
+            return arr;
+          },
+          [],
+        );
+
+        const stackedCategories =
+          group.categories &&
+          group.categories.map(item => {
+            const calc = recalculate({
               item,
+              intervals,
+              assets,
               debts,
+              groupByLabel: 'category',
               showOffBudget,
               showHiddenCategories,
               showUncategorized,
-            )
-              .filter(
-                debts =>
-                  debts.date === intervalItem &&
-                  debts.category === (item.id ?? null),
-              )
-              .reduce((a, v) => (a = a + v.amount), 0);
-            groupedDebts += intervalDebts;
-          });
-
-          totalAssets += groupedAssets;
-          totalDebts += groupedDebts;
-
-          arr.push({
-            date: intervalItem,
-            totalAssets: integerToAmount(groupedAssets),
-            totalDebts: integerToAmount(groupedDebts),
-            totalTotals: integerToAmount(groupedDebts + groupedAssets),
-          });
-
-          return arr;
-        }, []);
-
-        const stackedCategories = group.categories.map(item => {
-          const calc = recalculate({
-            item,
-            intervals,
-            assets,
-            debts,
-            groupByLabel: 'category',
-            showOffBudget,
-            showHiddenCategories,
-            showUncategorized,
+            });
+            return { ...calc };
           });
-          return { ...calc };
-        });
 
         return {
-          id: group.id,
+          id: group.id || '',
           name: group.name,
           totalAssets: integerToAmount(totalAssets),
           totalDebts: integerToAmount(totalDebts),
           totalTotals: integerToAmount(totalAssets + totalDebts),
           intervalData,
-          categories: stackedCategories.filter(i =>
-            filterEmptyRows({ showEmpty, data: i, balanceTypeOp }),
-          ),
+          categories:
+            stackedCategories &&
+            stackedCategories.filter(i =>
+              filterEmptyRows({ showEmpty, data: i, balanceTypeOp }),
+            ),
         };
       },
       [startDate, endDate],
diff --git a/packages/desktop-client/src/components/reports/spreadsheets/recalculate.ts b/packages/desktop-client/src/components/reports/spreadsheets/recalculate.ts
index a19ed597310..a7262dde838 100644
--- a/packages/desktop-client/src/components/reports/spreadsheets/recalculate.ts
+++ b/packages/desktop-client/src/components/reports/spreadsheets/recalculate.ts
@@ -1,16 +1,22 @@
-// @ts-strict-ignore
 import { amountToInteger, integerToAmount } from 'loot-core/src/shared/util';
+import {
+  type GroupedEntity,
+  type IntervalEntity,
+} from 'loot-core/types/models/reports';
 
-import { type QueryDataEntity } from '../ReportOptions';
+import {
+  type UncategorizedEntity,
+  type QueryDataEntity,
+} from '../ReportOptions';
 
 import { filterHiddenItems } from './filterHiddenItems';
 
 type recalculateProps = {
-  item;
+  item: UncategorizedEntity;
   intervals: Array<string>;
   assets: QueryDataEntity[];
   debts: QueryDataEntity[];
-  groupByLabel: string;
+  groupByLabel: 'category' | 'categoryGroup' | 'payee' | 'account';
   showOffBudget?: boolean;
   showHiddenCategories?: boolean;
   showUncategorized?: boolean;
@@ -25,59 +31,62 @@ export function recalculate({
   showOffBudget,
   showHiddenCategories,
   showUncategorized,
-}: recalculateProps) {
+}: recalculateProps): GroupedEntity {
   let totalAssets = 0;
   let totalDebts = 0;
-  const intervalData = intervals.reduce((arr, intervalItem) => {
-    const last = arr.length === 0 ? null : arr[arr.length - 1];
+  const intervalData = intervals.reduce(
+    (arr: IntervalEntity[], intervalItem) => {
+      const last = arr.length === 0 ? null : arr[arr.length - 1];
 
-    const intervalAssets = filterHiddenItems(
-      item,
-      assets,
-      showOffBudget,
-      showHiddenCategories,
-      showUncategorized,
-    )
-      .filter(
-        asset =>
-          asset.date === intervalItem &&
-          asset[groupByLabel] === (item.id ?? null),
+      const intervalAssets = filterHiddenItems(
+        item,
+        assets,
+        showOffBudget,
+        showHiddenCategories,
+        showUncategorized,
       )
-      .reduce((a, v) => (a = a + v.amount), 0);
-    totalAssets += intervalAssets;
+        .filter(
+          asset =>
+            asset.date === intervalItem &&
+            asset[groupByLabel] === (item.id ?? null),
+        )
+        .reduce((a, v) => (a = a + v.amount), 0);
+      totalAssets += intervalAssets;
 
-    const intervalDebts = filterHiddenItems(
-      item,
-      debts,
-      showOffBudget,
-      showHiddenCategories,
-      showUncategorized,
-    )
-      .filter(
-        debt =>
-          debt.date === intervalItem &&
-          debt[groupByLabel] === (item.id ?? null),
+      const intervalDebts = filterHiddenItems(
+        item,
+        debts,
+        showOffBudget,
+        showHiddenCategories,
+        showUncategorized,
       )
-      .reduce((a, v) => (a = a + v.amount), 0);
-    totalDebts += intervalDebts;
+        .filter(
+          debt =>
+            debt.date === intervalItem &&
+            debt[groupByLabel] === (item.id ?? null),
+        )
+        .reduce((a, v) => (a = a + v.amount), 0);
+      totalDebts += intervalDebts;
 
-    const change = last
-      ? intervalAssets + intervalDebts - amountToInteger(last.totalTotals)
-      : 0;
+      const change = last
+        ? intervalAssets + intervalDebts - amountToInteger(last.totalTotals)
+        : 0;
 
-    arr.push({
-      totalAssets: integerToAmount(intervalAssets),
-      totalDebts: integerToAmount(intervalDebts),
-      totalTotals: integerToAmount(intervalAssets + intervalDebts),
-      change,
-      dateLookup: intervalItem,
-    });
+      arr.push({
+        totalAssets: integerToAmount(intervalAssets),
+        totalDebts: integerToAmount(intervalDebts),
+        totalTotals: integerToAmount(intervalAssets + intervalDebts),
+        change,
+        dateLookup: intervalItem,
+      });
 
-    return arr;
-  }, []);
+      return arr;
+    },
+    [],
+  );
 
   return {
-    id: item.id,
+    id: item.id || '',
     name: item.name,
     totalAssets: integerToAmount(totalAssets),
     totalDebts: integerToAmount(totalDebts),
diff --git a/upcoming-release-notes/2728.md b/upcoming-release-notes/2728.md
new file mode 100644
index 00000000000..77a4068ca16
--- /dev/null
+++ b/upcoming-release-notes/2728.md
@@ -0,0 +1,6 @@
+---
+category: Maintenance
+authors: [carkom]
+---
+
+Making files in custom reports to comply with TS strict - stage #3.