diff --git a/backend/src/mailer/sendContributionRejectedEmail.ts b/backend/src/mailer/sendContributionRejectedEmail.ts
new file mode 100644
index 000000000..9edb5ba2a
--- /dev/null
+++ b/backend/src/mailer/sendContributionRejectedEmail.ts
@@ -0,0 +1,26 @@
+import { backendLogger as logger } from '@/server/logger'
+import Decimal from 'decimal.js-light'
+import { sendEMail } from './sendEMail'
+import { contributionRejected } from './text/contributionRejected'
+
+export const sendContributionRejectedEmail = (data: {
+  senderFirstName: string
+  senderLastName: string
+  recipientFirstName: string
+  recipientLastName: string
+  recipientEmail: string
+  contributionMemo: string
+  contributionAmount: Decimal
+  overviewURL: string
+}): Promise<boolean> => {
+  logger.info(
+    `sendEmail(): to=${data.recipientFirstName} ${data.recipientLastName} <${data.recipientEmail}>,
+    subject=${contributionRejected.de.subject},
+    text=${contributionRejected.de.text(data)}`,
+  )
+  return sendEMail({
+    to: `${data.recipientFirstName} ${data.recipientLastName} <${data.recipientEmail}>`,
+    subject: contributionRejected.de.subject,
+    text: contributionRejected.de.text(data),
+  })
+}