diff --git a/backend/src/app.ts b/backend/src/app.ts
index cd0cb2a..066e8d5 100644
--- a/backend/src/app.ts
+++ b/backend/src/app.ts
@@ -267,6 +267,19 @@ app.use(route.put('/invoice/INV-:date(\\d{8})-:suffix(\\d+)/note', async (ctx, i
 	ctx.status = 204
 }))
 
+app.use(route.delete('/invoice/INV-:date(\\d{8})-:suffix(\\d+)', async (ctx, date, suffix) => {
+	// 请求头验证 bearer token
+	const bearerToken = ctx.request.headers['authorization']?.split(' ')
+	if (!bearerToken) throw new HttpError(ErrorDescEnum.unauthorized, 401)
+	if (bearerToken[0] !== 'Bearer') throw new HttpError(ErrorDescEnum.unauthorized, 401)
+	if (!bearerToken[1]) throw new HttpError(ErrorDescEnum.unauthorized, 401)
+	await func.verifyBearerToken(bearerToken[1])
+
+	// 删除收据
+	await func.deleteInvoice(ctx.prisma, date, suffix)
+	ctx.status = 204
+}))
+
 const port = parseInt(process.env.PORT ?? '3000')
 app.listen(port, () => {
 	console.log(`Server is running at http://localhost:${port}`)
diff --git a/backend/src/func/deleteInvoice.ts b/backend/src/func/deleteInvoice.ts
new file mode 100644
index 0000000..d4afefd
--- /dev/null
+++ b/backend/src/func/deleteInvoice.ts
@@ -0,0 +1,32 @@
+import { PrismaClient } from '@prisma/client'
+import { ErrorDescEnum, HttpError } from '../classes/HttpError'
+import dayjs from 'dayjs'
+
+export default async (prisma: PrismaClient, issueDateRaw: string, suffix: string) => {
+	console.log('Deleting invoice', issueDateRaw, suffix)
+	const issueDate = dayjs(issueDateRaw, 'YYYYMMDD').startOf('day').toDate()
+	const invoice = await prisma.invoice.findFirst({
+		where: {
+			invoice_date: issueDate,
+			invoice_suffix_code: parseInt(suffix)
+		}
+	})
+
+	if (!invoice) throw new HttpError(ErrorDescEnum.item_not_found, 404, ['invoice'])
+	
+	await prisma.invoiceItem.deleteMany({
+		where: {
+			invoice_suffix_code: parseInt(suffix),
+			invoice_date: issueDate
+		}
+	})
+
+	await prisma.invoice.delete({
+		where: {
+			invoice_date_invoice_suffix_code: {
+				invoice_date: issueDate,
+				invoice_suffix_code: parseInt(suffix)
+			}
+		}
+	})
+}
\ No newline at end of file
diff --git a/backend/src/func/index.ts b/backend/src/func/index.ts
index 4d10718..afd917d 100644
--- a/backend/src/func/index.ts
+++ b/backend/src/func/index.ts
@@ -6,6 +6,7 @@ import getInvoices from "./getInvoices"
 import getPayers from "./getPayers"
 import updatePayer from "./updatePayer"
 import updateInvoiceNote from "./updateInvoiceNote"
+import deleteInvoice from "./deleteInvoice"
 
 export default {
 	createPayer,
@@ -15,5 +16,6 @@ export default {
 	getInvoices,
 	getPayers,
 	updatePayer,
-	updateInvoiceNote
+	updateInvoiceNote,
+	deleteInvoice
 }
\ No newline at end of file