The retention period of the original voucher is 15 years.

Accounting files that are permanently maintained include: accounting file storage inventory, accounting file destruction inventory, and annual financial reports.

According to the relevant provisions of the "Accounting Archives Management Measures", the retention period of enterprise accounting files is as follows:

1. Accounting vouchers

1. Original vouchers: 15 years

2. Accounting vouchers: 15 years

3. Summary vouchers: 15 years

2. Accounting books

1. General Ledger: 15 years

2. Detailed ledger: 15 years

3. Cash and bank deposit journal: 25 years

4. Other journals: 15 Year

5. Fixed asset card: 5 years after the fixed assets are scrapped and cleared

6. Auxiliary account books: 15 years

3. Financial report

1. Monthly and quarterly financial reports: 3 years

2. Annual financial reports: permanent

3. Bank deposit journals should be kept for 25 years.

Four: Others

1. Accounting transfer inventory: 15 years

2. Accounting file storage inventory: permanent

3. Accounting File destruction list: permanent

4. Bank balance reconciliation statement: 5 years

5. Bank statement: 5 years

It is worth noting that according to the " The provisions of the Tax Collection and Management Law: the retention period of account books, accounting vouchers, statements, tax payment vouchers, invoices, export vouchers and other relevant tax-related materials. Unless otherwise specified, it shall be kept for 10 years.