Islamic rules on religiously mixed marriages have harsh consequences for many couples in Italy, for example.

ECONOMIST: Sharia in the West

Egyptians took to the streets for weeks protesting last month's choice of the former panel fearing that Islamists would draft a constitution that follows strict Islamic rules.

CNN: Court disbands Egypt's constitutional group

This is, again, conditional upon possessing knowledge about Islamic law, knowing rules and regulations of the Islamic judiciary system in Islam, and choosing a branch of practice as close in specialty as possible to the rules and regulations of Islamic law.

CENTERFORSECURITYPOLICY: converter

Pork is strictly forbidden by Islamic dietary rules.

BBC: Dr Ali Saleem

Yet Timur Kuran, a professor at America's Duke University, argues that the inheritance rules in Islamic family law may have slowed development in the past by making it harder to accumulate wealth.

ECONOMIST: Religion and economics

That rules out traditional insurance, so Islamic banks have instead developed takaful, in which a group of people pool risk.

FORBES: Magazine Article

In exchange, Mr Wilders has secured the promise of tighter immigration rules, a ban on some Islamic garb and more money for care of the elderly.

ECONOMIST: Why Geert Wilders is a problem, not a solution

Both Middle Eastern and Western banks spend much time analyzing Islamic financial law these days, as they create instruments that comply with religious rules.

FORBES: Magazine Article

Islamic finance bans people from selling what they don't own, which rules out short selling, and from engaging in contracts deemed to have excessive uncertainty on either side.

FORBES: Magazine Article

Under Jewish and Islamic law, animals for slaughter must be healthy and uninjured at the time of death, which rules out driving a bolt into the brain - though some Muslim authorities accept forms of stunning that can be guaranteed not to kill the animal.

BBC: Should animals be stunned before slaughter?