原文：Is the certificate required for switching jobs within the UAE?
It is not mandatory for residents switching jobs within the country. However, it is up to the employer if they want a new recruit to produce the document.
提问：2月4号起，办理迪拜工签开的无犯罪证明需要公证认证吗？
回复：需要的，外交部认证。（小编还专门去了一趟外交部的customer happiness centres）
(想获得阿联酋的外交部的认证，那么就需要国内的公证处公证+外交部认证+阿联酋驻中国大使馆的认证)
海湾新闻原文：The good conduct certificates must be certified bythe UAE’smissions abroad or attested at customer happiness centres of the Ministry ofForeign Affairs and International Cooperation.
* 如果过去5年在多个国家工作/学习过，怎么开无犯罪证明呢？
回复：每个国家都需要开无犯罪证明
海湾新闻原文：The source clarified if the applicant for a work permit has lived and worked in more than one country in the past five years, a certificate of good conduct from each country must be produced.
* 办理家属签证，也需要无犯罪证明吗？
回复： 不用的。
海湾新闻原文：The security screening is only mandatory for job candidates but not their dependants or family members.
* 在迪拜出生的居民申请工作签证需要开无犯罪证明吗？
回复： 如果在阿联酋出生的外籍居民，一直生活在阿联酋，那么是不用开无犯罪证明的。 但是如果在过去5年离开阿联酋去其他国家工作/学习了一段时间，那么还是需要开无犯罪证明的。
海湾新闻原文：“For residents born and lived in the UAE until they apply for a job, they will not be required to present a good conduct certificate,” the source said.
However, the source said, those born and lived in the UAE for a while but left for home or other country before applying for a job, must produce a good conduct certificate from their home country or the country of their residency for work, or study, for the past five years.
