diff --git a/frontend/.eslintrc.json b/frontend/.eslintrc.json
index 21c1a59a36d030287a69a03b2610b5d2dc52231e..bb8bd932c649b6e9a08b974e7f43df0fc324d08f 100644
--- a/frontend/.eslintrc.json
+++ b/frontend/.eslintrc.json
@@ -25,6 +25,7 @@
     "react/jsx-props-no-spreading": "off",
     "@typescript-eslint/semi": ["error", "never"],
     "react/jsx-uses-react": "off",
+    "jsx-quotes": "error",
     "react/react-in-jsx-scope": "off"
   }
 }
diff --git a/frontend/src/components/link/link.test.tsx b/frontend/src/components/link/link.test.tsx
index 6662674008c7c35a84994ff41ee79b61d3aa85cc..0028d1af0f47f55b990bbc757c38a320f2e40499 100644
--- a/frontend/src/components/link/link.test.tsx
+++ b/frontend/src/components/link/link.test.tsx
@@ -2,13 +2,12 @@ import React from 'react'
 import { render, waitFor, screen } from '@testing-library/react'
 import Link from './index'
 
-
 describe('Tests for Link component', () => {
   test('External link prefixes route link with //', async () => {
-    render(<Link external to='example.org' />)
+    render(<Link external to="example.org" />)
 
     await waitFor(() => screen.getByRole('link'))
 
     expect(screen.getByRole('link')).toHaveAttribute('href', '//example.org')
   })
-})
\ No newline at end of file
+})
diff --git a/frontend/src/routes/components/sponsorGuestButtons.tsx b/frontend/src/routes/components/sponsorGuestButtons.tsx
index f0aa91e3ae3ef36e712a8a9d5996d33bef65ad08..ac290e105bee2aca2213036c3e9455552cbad579 100644
--- a/frontend/src/routes/components/sponsorGuestButtons.tsx
+++ b/frontend/src/routes/components/sponsorGuestButtons.tsx
@@ -6,7 +6,7 @@ import { useTranslation } from 'react-i18next'
 import { useHistory } from 'react-router-dom'
 
 interface SponsorGuestButtonsProps {
-  yourGuestsActive?: boolean,
+  yourGuestsActive?: boolean
   registerNewGuestActive?: boolean
 }
 
@@ -24,41 +24,70 @@ export default function SponsorGuestButtons(props: SponsorGuestButtonsProps) {
   }
 
   return (
-    <Box sx={{ display: 'flex', flexDirection: 'row', justifyContent: 'space-evenly', marginBottom: '2rem' }}>
-      <Box sx={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}>
+    <Box
+      sx={{
+        display: 'flex',
+        flexDirection: 'row',
+        justifyContent: 'space-evenly',
+        marginBottom: '2rem',
+      }}
+    >
+      <Box
+        sx={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}
+      >
         <IconButton onClick={goToOverview}>
           <PersonIcon
-            fontSize='large'
+            fontSize="large"
             sx={{
               borderRadius: '2rem',
               borderStyle: 'solid',
-              borderColor: (theme: Theme) => yourGuestsActive ? theme.palette.primary.main : theme.greg.deactivatedColor,
+              borderColor: (theme: Theme) =>
+                yourGuestsActive
+                  ? theme.palette.primary.main
+                  : theme.greg.deactivatedColor,
               fill: 'white',
-              backgroundColor: (theme: Theme) => yourGuestsActive ? theme.palette.primary.main : theme.greg.deactivatedColor,
-            }} />
+              backgroundColor: (theme: Theme) =>
+                yourGuestsActive
+                  ? theme.palette.primary.main
+                  : theme.greg.deactivatedColor,
+            }}
+          />
         </IconButton>
-        <Box sx={{
-          typography: 'caption',
-        }}>
+        <Box
+          sx={{
+            typography: 'caption',
+          }}
+        >
           {t('yourGuests')}
         </Box>
       </Box>
 
-      <Box sx={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}>
+      <Box
+        sx={{ display: 'flex', flexDirection: 'column', alignItems: 'center' }}
+      >
         <IconButton onClick={goToRegister}>
           <PersonAddIcon
-            fontSize='large'
+            fontSize="large"
             sx={{
               borderRadius: '2rem',
               borderStyle: 'solid',
-              borderColor: (theme: Theme) => registerNewGuestActive ? theme.palette.primary.main : theme.greg.deactivatedColor,
+              borderColor: (theme: Theme) =>
+                registerNewGuestActive
+                  ? theme.palette.primary.main
+                  : theme.greg.deactivatedColor,
               fill: 'white',
-              backgroundColor: (theme: Theme) => registerNewGuestActive ? theme.palette.primary.main : theme.greg.deactivatedColor,
-            }} />
+              backgroundColor: (theme: Theme) =>
+                registerNewGuestActive
+                  ? theme.palette.primary.main
+                  : theme.greg.deactivatedColor,
+            }}
+          />
         </IconButton>
-        <Box sx={{
-          typography: 'caption',
-        }}>
+        <Box
+          sx={{
+            typography: 'caption',
+          }}
+        >
           {t('registerNewGuest')}
         </Box>
       </Box>
diff --git a/frontend/src/routes/sponsor/guestInfo/index.tsx b/frontend/src/routes/sponsor/guestInfo/index.tsx
index 4758303a8ec21a4aa088faba3f25aedbadf8eb21..dac10d60ca10b30a6525a340b5e5ee1e99ed9250 100644
--- a/frontend/src/routes/sponsor/guestInfo/index.tsx
+++ b/frontend/src/routes/sponsor/guestInfo/index.tsx
@@ -33,13 +33,13 @@ const RoleLine = ({ guest }: RoleLineProps) => {
       key={guest.id}
       sx={{ '&:last-child td, &:last-child th': { border: 0 } }}
     >
-      <TableCell align='left'>
+      <TableCell align="left">
         {i18n.language === 'en' ? guest.role_en : guest.role_nb}
       </TableCell>
-      <TableCell component='th' scope='row'>
+      <TableCell component="th" scope="row">
         {guest.period}
       </TableCell>
-      <TableCell align='left'>
+      <TableCell align="left">
         {i18n.language === 'en' ? guest.ou_en : guest.ou_nb}
       </TableCell>
     </TableRow>
@@ -68,7 +68,7 @@ export default function GuestInfo({ guests }: GuestInfoProps) {
         }}
       >
         <Box>
-          <IconButton component={Link} to='/sponsor'>
+          <IconButton component={Link} to="/sponsor">
             <ArrowBackIcon />
           </IconButton>
         </Box>
@@ -80,7 +80,7 @@ export default function GuestInfo({ guests }: GuestInfoProps) {
           }}
         >
           <PersonOutlineRoundedIcon
-            fontSize='large'
+            fontSize="large"
             sx={{
               borderRadius: '2rem',
               borderStyle: 'solid',
@@ -100,41 +100,41 @@ export default function GuestInfo({ guests }: GuestInfoProps) {
       </Box>
       <h4>{t('sponsor.contactInfo')}</h4>
       <TableContainer component={Paper}>
-        <Table sx={{ minWidth: 650 }} aria-label='simple table'>
+        <Table sx={{ minWidth: 650 }} aria-label="simple table">
           <TableHead sx={{ backgroundColor: 'primary.light' }}>
             <TableRow>
-              <TableCell align='left'>{t('sponsor.contactInfo')}</TableCell>
+              <TableCell align="left">{t('sponsor.contactInfo')}</TableCell>
               <TableCell />
             </TableRow>
           </TableHead>
           <TableBody>
             <TableRow>
-              <TableCell align='left'>{t('input.fullName')}</TableCell>
-              <TableCell align='left'>{guestInfo.name}</TableCell>
+              <TableCell align="left">{t('input.fullName')}</TableCell>
+              <TableCell align="left">{guestInfo.name}</TableCell>
             </TableRow>
             <TableRow>
-              <TableCell align='left'>{t('input.email')}</TableCell>
-              <TableCell align='left'>{guestInfo.email}</TableCell>
+              <TableCell align="left">{t('input.email')}</TableCell>
+              <TableCell align="left">{guestInfo.email}</TableCell>
             </TableRow>
             <TableRow>
-              <TableCell align='left'>{t('input.nationalIdNumber')}</TableCell>
-              <TableCell align='left'>{guestInfo.fnr}</TableCell>
+              <TableCell align="left">{t('input.nationalIdNumber')}</TableCell>
+              <TableCell align="left">{guestInfo.fnr}</TableCell>
             </TableRow>
             <TableRow>
-              <TableCell align='left'>{t('input.mobilePhone')}</TableCell>
-              <TableCell align='left'>{guestInfo.mobile}</TableCell>
+              <TableCell align="left">{t('input.mobilePhone')}</TableCell>
+              <TableCell align="left">{guestInfo.mobile}</TableCell>
             </TableRow>
           </TableBody>
         </Table>
       </TableContainer>
       <h4>{t('sponsor.roleInfo')}</h4>
       <TableContainer component={Paper}>
-        <Table sx={{ minWidth: 650 }} aria-label='simple table'>
+        <Table sx={{ minWidth: 650 }} aria-label="simple table">
           <TableHead sx={{ backgroundColor: 'primary.light' }}>
             <TableRow>
-              <TableCell align='left'>{t('common:role')}</TableCell>
-              <TableCell align='left'>{t('common:period')}</TableCell>
-              <TableCell align='left'>{t('common:ou')}</TableCell>
+              <TableCell align="left">{t('common:role')}</TableCell>
+              <TableCell align="left">{t('common:period')}</TableCell>
+              <TableCell align="left">{t('common:ou')}</TableCell>
             </TableRow>
           </TableHead>
           <TableBody>