certification on tax payment

例句：

1. 1. The company requires all employees to undergo annual certification.
   公司要求所有员工每年进行认证。
2. 2. The certification process is rigorous and takes several months to complete.
   认证过程严格，需要几个月才能完成。
3. 3. The certification will be valid for three years from the date of issue.
   该证书自签发之日起三年有效。