企业日常业务离不开发票的填开，正确的使用和开具发票可以为企业免去很多不必要的麻烦和错误。但是，实际工作中，往往会在发票抵扣、发票认证、发票填开、发票保管等方面发生疏忽和遗漏，下面济南注册公司http://www.jnyszc.com/给大家介绍一下开发票应该注意哪些问题？ 
　　
1、济南注册公司介绍务必按规定的时限开具增值税专用发票，不得提前或滞后，正常经营的一般纳税人领用增值税专用发票虽然没有规定使用期限，但被取消一般纳税人资格的纳税人必须及时缴销包括空白专用发票和已使用过的专用发票存根联。
Jinan Register About sure to press the prescribed time limit issue VAT invoices, neither earlier nor later, the general taxpayer normal operation requisitioned VAT invoices although not specified period of use, but was canceled general taxpayers eligible taxpayer must promptly cancellation including blank invoices and invoices have been used stub.
　　
2、济南注册公司谈到一般纳税人丢失已开具专用发票的发票联和抵扣联，如果丢失前已认证相符的，购买方凭销售方提供的相应专用发票记账联复印件及销售方所在地主管税务机关出具的《丢失增值税专用发票已报税证明单》，经购买方主管税务机关审核同意后，可作为增值税进项税额的抵扣凭证。
Jinan registered company comes to the general taxpayer lost invoices invoices and the deduction has been issued, if the match is lost before the certification, the seller provides the buyer with a copy of the corresponding invoices and billing linked seller competent local tax authorities issued a "lost VAT invoice has proven single tax", after the purchaser the tax authorities for examination and approval, can be used as input VAT deduction vouchers.
　　
3、济南注册公司http://www.jnyszc.com/建议如果因开票有误购买方拒收增值税专用发票的，销售方必须在专用发票认证期限内向主管国税机关填报申请单，并在申请单上填写具体原因以及相对应蓝字专用发票的信息，同时提供由购买方出具的写明拒收理由、错误具体项目以及正确内容的书面材料，报主管税务机关审核确认后凭通知单开具红字专用发票。
Jinan registered company suggested that if there is reason to reject the billing error purchaser VAT invoices, the seller must be competent tax authorities within invoices certification deadline to fill the application form and fill in the application form and the corresponding specific reasons in blue invoices the information provided by the purchaser at the same time issued stated reason for refusal, written material error and correct the content of specific projects, after examination and verification by the competent tax authorities issued red notices with invoices.