after posting i got a nasty email from someone who read that, it was full of venom, hate & all the foul language.
The residence visa form have category under religion ... since year 2000
nothing is offensive for sane minds in my post but some people have different mind set about religion
you are right, ban are the people & nationalities for employment Public sector as well & private sector businesses under local sponsorship follows the same since burst of bubble in 2008. But Palestinean gets special treatment due to UN status allocation. Jordan is SUSRAL to Rulers of UAE so they get preferred treatment
CID SUVs are directly linked to Immigration & EIDA, in real time they can cross check your nationality, status & financial health in under 90 seconds just by scanning over your emirates ID, employment card, driver's licence, car regn card, - They need another 180 seconds for the person on visit visa have passport but without copy of visit visa.
Work visa for SHIAs in public sector are not renewed effective Dec. 2010 after eruption of sectarian clashes in Bahrain