diff --git a/apps/studio/components/interfaces/Organization/BillingSettings/BillingSettings.tsx b/apps/studio/components/interfaces/Organization/BillingSettings/BillingSettings.tsx
index d9f7d90b3b1..bc2048e54d6 100644
--- a/apps/studio/components/interfaces/Organization/BillingSettings/BillingSettings.tsx
+++ b/apps/studio/components/interfaces/Organization/BillingSettings/BillingSettings.tsx
@@ -5,7 +5,7 @@ import { InvoicesSection } from '../InvoicesSettings/InvoicesSection'
 import BillingBreakdown from './BillingBreakdown/BillingBreakdown'
 import { BillingCustomerData } from './BillingCustomerData/BillingCustomerData'
 import BillingEmail from './BillingEmail'
-import CostControl from './CostControl/CostControl'
+import { CostControl } from './CostControl/CostControl'
 import CreditBalance from './CreditBalance'
 import Subscription from './Subscription/Subscription'
 import {
diff --git a/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/CostControl.tsx b/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/CostControl.tsx
index a46f66a38be..ff59657a02b 100644
--- a/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/CostControl.tsx
+++ b/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/CostControl.tsx
@@ -9,7 +9,7 @@ import { Admonition } from 'ui-patterns/Admonition'
 import { ShimmeringLoader } from 'ui-patterns/ShimmeringLoader'
 
 import { ProjectUpdateDisabledTooltip } from '../ProjectUpdateDisabledTooltip'
-import SpendCapSidePanel from './SpendCapSidePanel'
+import { SpendCapSidePanel } from './SpendCapSidePanel'
 import {
   ScaffoldSection,
   ScaffoldSectionContent,
@@ -27,20 +27,19 @@ import { BASE_PATH, DOCS_URL } from '@/lib/constants'
 import { MANAGED_BY } from '@/lib/constants/infrastructure'
 import { useOrgSettingsPageStateSnapshot } from '@/state/organization-settings'
 
-export interface CostControlProps {}
-
-const CostControl = ({}: CostControlProps) => {
+export const CostControl = () => {
   const { slug } = useParams()
   const { resolvedTheme } = useTheme()
+  const snap = useOrgSettingsPageStateSnapshot()
   const { data: selectedOrganization } = useSelectedOrganizationQuery()
 
+  const projectUpdateDisabled = useFlag('disableProjectCreationAndUpdate')
+
   const { isSuccess: isPermissionsLoaded, can: canReadSubscriptions } = useAsyncCheckPermissions(
     PermissionAction.BILLING_READ,
     'stripe.subscriptions'
   )
 
-  const snap = useOrgSettingsPageStateSnapshot()
-  const projectUpdateDisabled = useFlag('disableProjectCreationAndUpdate')
   const {
     data: subscription,
     error,
@@ -203,5 +202,3 @@ const CostControl = ({}: CostControlProps) => {
     </>
   )
 }
-
-export default CostControl
diff --git a/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/SpendCapSidePanel.tsx b/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/SpendCapSidePanel.tsx
index e507106268e..0ef6e7de9f0 100644
--- a/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/SpendCapSidePanel.tsx
+++ b/apps/studio/components/interfaces/Organization/BillingSettings/CostControl/SpendCapSidePanel.tsx
@@ -4,19 +4,49 @@ import { ChevronRight, ExternalLink } from 'lucide-react'
 import { useTheme } from 'next-themes'
 import Image from 'next/image'
 import Link from 'next/link'
-import { useEffect, useState } from 'react'
+import { Fragment, useEffect, useMemo, useState } from 'react'
 import { pricing } from 'shared-data/pricing'
 import { toast } from 'sonner'
-import { Button, cn, Collapsible, CollapsibleContent, CollapsibleTrigger, SidePanel } from 'ui'
+import {
+  Button,
+  Card,
+  CardContent,
+  cn,
+  Collapsible,
+  CollapsibleContent,
+  CollapsibleTrigger,
+  Sheet,
+  SheetContent,
+  SheetFooter,
+  SheetHeader,
+  SheetSection,
+  SheetTitle,
+  Table,
+  TableBody,
+  TableCell,
+  TableHead,
+  TableHeader,
+  TableRow,
+} from 'ui'
 import { Admonition } from 'ui-patterns/Admonition'
 
-import Table from '@/components/to-be-cleaned/Table'
+import { ButtonTooltip } from '@/components/ui/ButtonTooltip'
+import { useOrgProjectsInfiniteQuery } from '@/data/projects/org-projects-infinite-query'
 import { useOrgSubscriptionQuery } from '@/data/subscriptions/org-subscription-query'
 import { useOrgSubscriptionUpdateMutation } from '@/data/subscriptions/org-subscription-update-mutation'
 import { useAsyncCheckPermissions } from '@/hooks/misc/useCheckPermissions'
 import { BASE_PATH, DOCS_URL, PRICING_TIER_PRODUCT_IDS } from '@/lib/constants'
+import { PROJECT_STATUS } from '@/lib/constants/infrastructure'
 import { useOrgSettingsPageStateSnapshot } from '@/state/organization-settings'
 
+const BILLING_METRIC_CATEGORIES: (keyof typeof pricing)[] = [
+  'database',
+  'auth',
+  'storage',
+  'realtime',
+  'edge_functions',
+]
+
 const SPEND_CAP_OPTIONS: {
   name: string
   value: 'on' | 'off'
@@ -37,7 +67,7 @@ const SPEND_CAP_OPTIONS: {
   },
 ]
 
-const SpendCapSidePanel = () => {
+export const SpendCapSidePanel = () => {
   const { slug } = useParams()
   const { resolvedTheme } = useTheme()
 
@@ -53,6 +83,19 @@ const SpendCapSidePanel = () => {
   const visible = snap.panelKey === 'costControl'
   const onClose = () => snap.setPanelKey(undefined)
 
+  const { data } = useOrgProjectsInfiniteQuery({ slug })
+  const projects = useMemo(() => data?.pages.flatMap((page) => page.projects) || [], [data?.pages])
+
+  const hasReplicas = useMemo(
+    () =>
+      projects.some(
+        (it) =>
+          it.status !== PROJECT_STATUS.INACTIVE &&
+          it.databases.some((db) => db.type === 'READ_REPLICA')
+      ),
+    [projects]
+  )
+
   const { data: subscription, isPending: isLoading } = useOrgSubscriptionQuery({ orgSlug: slug })
   const { mutate: updateOrgSubscription, isPending: isUpdating } = useOrgSubscriptionUpdateMutation(
     {
@@ -70,12 +113,21 @@ const SpendCapSidePanel = () => {
   const isSpendCapOn = !subscription?.usage_billing_enabled
   const isTurningOnCap = !isSpendCapOn && selectedOption === 'on'
   const hasChanges = selectedOption !== (isSpendCapOn ? 'on' : 'off')
+  const isBlockedByReplicas = isTurningOnCap && hasReplicas
 
-  useEffect(() => {
-    if (visible && subscription !== undefined) {
-      setSelectedOption(isSpendCapOn ? 'on' : 'off')
-    }
-  }, [visible, isLoading, subscription, isSpendCapOn])
+  const disabled =
+    isFreePlan ||
+    isLoading ||
+    !hasChanges ||
+    isUpdating ||
+    !canUpdateSpendCap ||
+    isBlockedByReplicas
+
+  const confirmTooltipText = !canUpdateSpendCap
+    ? 'You do not have permission to update spend cap'
+    : isBlockedByReplicas
+      ? 'Remove your read replicas before enabling the spend cap'
+      : undefined
 
   const onConfirm = async () => {
     if (!slug) return console.error('Org slug is required')
@@ -87,25 +139,17 @@ const SpendCapSidePanel = () => {
     updateOrgSubscription({ slug, tier })
   }
 
-  const billingMetricCategories: (keyof typeof pricing)[] = [
-    'database',
-    'auth',
-    'storage',
-    'realtime',
-    'edge_functions',
-  ]
+  useEffect(() => {
+    if (visible && subscription !== undefined) {
+      setSelectedOption(isSpendCapOn ? 'on' : 'off')
+    }
+  }, [visible, isLoading, subscription, isSpendCapOn])
 
   return (
-    <SidePanel
-      size="large"
-      loading={isLoading || isUpdating}
-      disabled={isFreePlan || isLoading || !hasChanges || isUpdating || !canUpdateSpendCap}
-      visible={visible}
-      onCancel={onClose}
-      onConfirm={onConfirm}
-      header={
-        <div className="flex items-center justify-between w-full">
-          <h4>Spend cap</h4>
+    <Sheet open={visible} onOpenChange={() => onClose()}>
+      <SheetContent showClose={false} size="lg" className="flex flex-col gap-0">
+        <SheetHeader className="flex items-center justify-between w-full">
+          <SheetTitle>Spend cap</SheetTitle>
           <Button asChild icon={<ExternalLink strokeWidth={1.5} />}>
             <Link
               href={`${DOCS_URL}/guides/platform/cost-control#spend-cap`}
@@ -115,166 +159,180 @@ const SpendCapSidePanel = () => {
               About spend cap
             </Link>
           </Button>
-        </div>
-      }
-      tooltip={!canUpdateSpendCap ? 'You do not have permission to update spend cap' : undefined}
-    >
-      <SidePanel.Content>
-        <div className="py-6 space-y-4">
-          <p className="text-sm">
-            Use the spend cap to manage project usage and costs, and control whether the project can
-            exceed the included quota allowance of any billed line item in a billing cycle
-          </p>
+        </SheetHeader>
 
-          <Collapsible open={showUsageCosts} onOpenChange={setShowUsageCosts}>
-            <CollapsibleTrigger asChild>
-              <div className="flex items-center space-x-2 cursor-pointer">
-                <ChevronRight
-                  strokeWidth={1.5}
-                  size={16}
-                  className={showUsageCosts ? 'rotate-90' : ''}
-                />
-                <p className="text-sm text-foreground-light">
-                  How are each resource charged after exceeding the included quota?
-                </p>
-              </div>
-            </CollapsibleTrigger>
-            <CollapsibleContent asChild>
-              <Table
-                className="mt-4"
-                head={
-                  <>
-                    <Table.th>
-                      <p className="text-xs">Item</p>
-                    </Table.th>
-                    <Table.th>
-                      <p className="text-xs">Rate</p>
-                    </Table.th>
-                  </>
+        <SheetSection className="overflow-auto grow">
+          <div className="py-6 space-y-4">
+            <p className="text-sm">
+              Use the spend cap to manage project usage and costs, and control whether the project
+              can exceed the included quota allowance of any billed line item in a billing cycle
+            </p>
+
+            <Collapsible open={showUsageCosts} onOpenChange={setShowUsageCosts}>
+              <CollapsibleTrigger asChild>
+                <div className="flex items-center space-x-2 cursor-pointer">
+                  <ChevronRight
+                    strokeWidth={1.5}
+                    size={16}
+                    className={showUsageCosts ? 'rotate-90' : ''}
+                  />
+                  <p className="text-sm text-foreground-light">
+                    How is each resource charged after exceeding the included quota?
+                  </p>
+                </div>
+              </CollapsibleTrigger>
+              <CollapsibleContent asChild>
+                <Card className="mt-4">
+                  <CardContent className="p-0">
+                    <Table>
+                      <TableHeader>
+                        <TableRow>
+                          <TableHead className="h-9 text-xs">Item</TableHead>
+                          <TableHead className="h-9 text-xs">Rate</TableHead>
+                        </TableRow>
+                      </TableHeader>
+                      <TableBody>
+                        {BILLING_METRIC_CATEGORIES.map((categoryId) => {
+                          const category = pricing[categoryId]
+                          const usageItems = category.features.filter((it) => it.usage_based)
+
+                          return (
+                            <Fragment key={categoryId}>
+                              <TableRow>
+                                <TableCell className="py-2 text-xs text-foreground">
+                                  {category.title}
+                                </TableCell>
+                                <TableCell className="py-2" />
+                              </TableRow>
+                              {usageItems.map((item) => (
+                                <TableRow
+                                  key={item.title}
+                                  className="[&>td]:text-foreground-lighter"
+                                >
+                                  <TableCell className="py-2 text-xs pl-8">{item.title}</TableCell>
+                                  <TableCell className="py-2 text-xs">
+                                    {Array.isArray(item.plans['pro'])
+                                      ? item.plans['pro']?.join(', ')
+                                      : item.plans['pro']}
+                                  </TableCell>
+                                </TableRow>
+                              ))}
+                            </Fragment>
+                          )
+                        })}
+                      </TableBody>
+                    </Table>
+                  </CardContent>
+                </Card>
+              </CollapsibleContent>
+            </Collapsible>
+
+            {isFreePlan && (
+              <Admonition
+                type="note"
+                layout="horizontal"
+                title="Toggling of the spend cap is only available on the Pro Plan"
+                description="Upgrade your plan to disable the spend cap"
+                actions={
+                  <Button onClick={() => snap.setPanelKey('subscriptionPlan')}>
+                    View available plans
+                  </Button>
                 }
-                body={billingMetricCategories.map((categoryId) => {
-                  const category = pricing[categoryId]
-                  const usageItems = category.features.filter((it: any) => it.usage_based)
+              />
+            )}
+
+            <div className="mt-8! pb-4">
+              <div className="flex gap-3">
+                {SPEND_CAP_OPTIONS.map((option) => {
+                  const isSelected = selectedOption === option.value
 
                   return (
-                    <>
-                      <Table.tr key={categoryId}>
-                        <Table.td>
-                          <p className="text-xs text-foreground">{category.title}</p>
-                        </Table.td>
-                        <Table.td>{null}</Table.td>
-                      </Table.tr>
-                      {usageItems.map((item: any) => {
-                        return (
-                          <Table.tr key={item.title}>
-                            <Table.td>
-                              <p className="text-xs pl-4">{item.title}</p>
-                            </Table.td>
-                            <Table.td>
-                              <p className="text-xs pl-4">
-                                {Array.isArray(item.plans['pro'])
-                                  ? item.plans['pro']?.join(', ')
-                                  : item.plans['pro']}
-                              </p>
-                            </Table.td>
-                          </Table.tr>
-                        )
-                      })}
-                    </>
+                    <div
+                      key={option.value}
+                      className={cn('col-span-4 group space-y-1', isFreePlan && 'opacity-75')}
+                      onClick={() => !isFreePlan && setSelectedOption(option.value)}
+                    >
+                      <Image
+                        alt="Spend Cap"
+                        className={cn(
+                          'relative rounded-xl transition border bg-no-repeat bg-center bg-cover w-[160px] h-[96px]',
+                          isSelected
+                            ? 'border-foreground'
+                            : 'border-foreground-muted opacity-50 group-hover:border-foreground-lighter group-hover:opacity-100',
+                          !isFreePlan && 'cursor-pointer',
+                          !isFreePlan && !isSelected && 'group-hover:border-foreground-light'
+                        )}
+                        width={160}
+                        height={96}
+                        src={
+                          resolvedTheme?.includes('dark') ? option.imageUrl : option.imageUrlLight
+                        }
+                      />
+
+                      <p
+                        className={cn(
+                          'text-sm transition',
+                          !isFreePlan && 'group-hover:text-foreground',
+                          isSelected ? 'text-foreground' : 'text-foreground-light'
+                        )}
+                      >
+                        {option.name}
+                      </p>
+                    </div>
                   )
                 })}
-              />
-            </CollapsibleContent>
-          </Collapsible>
-
-          {isFreePlan && (
-            <Admonition
-              type="note"
-              layout="horizontal"
-              title="Toggling of the spend cap is only available on the Pro Plan"
-              description="Upgrade your plan to disable the spend cap"
-              actions={
-                <Button onClick={() => snap.setPanelKey('subscriptionPlan')}>
-                  View available plans
-                </Button>
-              }
-            />
-          )}
-
-          <div className="mt-8! pb-4">
-            <div className="flex gap-3">
-              {SPEND_CAP_OPTIONS.map((option) => {
-                const isSelected = selectedOption === option.value
-
-                return (
-                  <div
-                    key={option.value}
-                    className={cn('col-span-4 group space-y-1', isFreePlan && 'opacity-75')}
-                    onClick={() => !isFreePlan && setSelectedOption(option.value)}
-                  >
-                    <Image
-                      alt="Spend Cap"
-                      className={cn(
-                        'relative rounded-xl transition border bg-no-repeat bg-center bg-cover w-[160px] h-[96px]',
-                        isSelected
-                          ? 'border-foreground'
-                          : 'border-foreground-muted opacity-50 group-hover:border-foreground-lighter group-hover:opacity-100',
-                        !isFreePlan && 'cursor-pointer',
-                        !isFreePlan && !isSelected && 'group-hover:border-foreground-light'
-                      )}
-                      width={160}
-                      height={96}
-                      src={resolvedTheme?.includes('dark') ? option.imageUrl : option.imageUrlLight}
-                    />
-
-                    <p
-                      className={cn(
-                        'text-sm transition',
-                        !isFreePlan && 'group-hover:text-foreground',
-                        isSelected ? 'text-foreground' : 'text-foreground-light'
-                      )}
-                    >
-                      {option.name}
-                    </p>
-                  </div>
-                )
-              })}
+              </div>
             </div>
+
+            {isBlockedByReplicas ? (
+              <Admonition
+                type="warning"
+                title="Remove read replicas before enabling the Spend Cap"
+                description="Read replicas add disk usage beyond your plan's included quota, which isn't allowed once the Spend Cap is on. Remove your read replicas first, or keep the Spend Cap disabled."
+              />
+            ) : selectedOption === 'on' ? (
+              <Admonition
+                type="warning"
+                title="Your projects could become unresponsive or enter read only mode"
+                description="Exceeding the included quota allowance with spend cap enabled can cause your projects to become unresponsive or enter read only mode."
+              />
+            ) : (
+              <Admonition
+                type="note"
+                title="Charges apply for usage beyond included quota allowance"
+                description="Your projects will always remain responsive and active, and charges only apply when exceeding the included quota limit."
+              />
+            )}
+
+            {hasChanges && !disabled && (
+              <>
+                <p className="text-sm">
+                  {selectedOption === 'on'
+                    ? 'Upon clicking confirm, spend cap will be enabled for your organization and you will no longer be charged any extra for usage.'
+                    : 'Upon clicking confirm, spend cap will be disabled for your organization and you will be charged for any usage beyond the included quota.'}
+                </p>
+                <p className="text-sm">
+                  Toggling spend cap triggers an invoice and there might be prorated charges for any
+                  usage beyond the Pro Plans quota during this billing cycle.
+                </p>
+              </>
+            )}
           </div>
+        </SheetSection>
 
-          {selectedOption === 'on' ? (
-            <Admonition
-              type="warning"
-              title="Your projects could become unresponsive or enter read only mode"
-              description="Exceeding the included quota allowance with spend cap enabled can cause your projects
-              to become unresponsive or enter read only mode."
-            />
-          ) : (
-            <Admonition
-              type="note"
-              title="Charges apply for usage beyond included quota allowance"
-              description="Your projects will always remain responsive and active, and charges only apply when
-              exceeding the included quota limit."
-            />
-          )}
-
-          {hasChanges && (
-            <>
-              <p className="text-sm">
-                {selectedOption === 'on'
-                  ? 'Upon clicking confirm, spend cap will be enabled for your organization and you will no longer be charged any extra for usage.'
-                  : 'Upon clicking confirm, spend cap will be disabled for your organization and you will be charged for any usage beyond the included quota.'}
-              </p>
-              <p className="text-sm">
-                Toggling spend cap triggers an invoice and there might be prorated charges for any
-                usage beyond the Pro Plans quota during this billing cycle.
-              </p>
-            </>
-          )}
-        </div>
-      </SidePanel.Content>
-    </SidePanel>
+        <SheetFooter>
+          <Button onClick={onClose}>Cancel</Button>
+          <ButtonTooltip
+            variant="primary"
+            loading={isUpdating}
+            disabled={disabled}
+            onClick={onConfirm}
+            tooltip={{ content: { text: confirmTooltipText } }}
+          >
+            Confirm
+          </ButtonTooltip>
+        </SheetFooter>
+      </SheetContent>
+    </Sheet>
   )
 }
-
-export default SpendCapSidePanel