They were not permitted to build new churches, temples, or synagogues; they were allowed to renovate old churches and synagogues (those prior to the Islamic conquests) so long as there are no new additions. No churches or synagogues are accepted in the Arab Peninsula.
They were not allowed to sell or distribute sacred texts in public places.
They were not allowed to read their sacred texts out loud, even in their homes.
Crosses could not be displayed in houses or places of worship.
Religious activities could not be broadcast or discussed in published magazines or newspapers, nor were public religious gatherings allowed.
They also had to wear distinctive clothing and badges; Muslims were also forbidden from wearing the clothes of the dhimmis.