1. National Tax Service homepage, Hometax(www.hometax.go.kr) -> Log in

2. Certificate of complaints(민원 증명) -> Application of certificate issuance(민원증명 발급신청) -> Certificate of income amount(소득금액증명)

3. Issuance type -> Choose Korean/English

4. Classification of certificates

① Wage earner

② Business income earner who did the year-end tax adjustment

③ General income tax returner

④ Pension earner who did the year-end tax adjustment

⑤ Religious earner who did the year-end tax adjustment

5. Choose taxable period, purpose of use, place to submit the certificate

6. Choose a disclosure status of address and resident residence number

7. Receipt method

① Online issuance(print out)

② Online reading(screen inquiry)

③ Online issuance(electronic document wallet)

8. Choose the number to be issued

9. Application