审查发票是侦查、调查、检查等法律监督、经济监督的经常性工作,是司法、纪检、监察、审计、工商、税务、财务会计等执法人员必备的知识技能。审查发票要有深入细致的精神和高度的责任感,其具体方法是: (一)审查发票的有效性。从1993年1月1日起,全国统一更换套印“全国统一发票监制章”和加印底纹的新版发票。如果发现逾期使用旧版发票 The examination of invoices is the regular work of legal supervision and economic supervision of investigation, investigation and inspection, and is an indispensable knowledge and skill required by law enforcement officials in judicial, discipline inspection, supervision, auditing, business administration, taxation and financial accounting. Review the invoice should have a thorough and meticulous spirit and a high degree of responsibility, the specific method is: (A) review the validity of the invoice. From January 1, 1993 onwards, the nationwide uniform replacement of overprint “unified national invoice” and printed version of the new invoice shading. If you find late use of the old invoice