'irregular immigration' is correct and can be used in written English.
You can use it to refer to immigration that is done illegally, or that is not done through the proper procedure. For example: "The government has recently tightened border security to combat irregular immigration."
His current research compares EU and Council of Europe responses to irregular immigration with emphasis on immigrants\' fundamental rights.
Any figures that do emerge should, like all statistics on irregular immigration, be treated with caution.
Many unscrupulous bosses will threaten to expose the irregular immigration status of the person in forced labour.
There have also been reports of families with irregular immigration status who remain unwilling to come forward.
Humanitarian visas would not be a panacea and they would not completely remove irregular immigration to Europe.
More than 8,755 undocumented people born to foreign parents in irregular immigration status have also registered for the process that guarantees citizenship within two years.
In August, Muammar Gaddafi said the EU should pay Libya at least €5bn a year to stop irregular African immigration and avoid a "black Europe".
In a 25-minute phone call with Malcolm Turnbull, the two leaders committed to work together to improve global stability, defeat Islamic State (also known as Isis or Isil) and prevent irregular and illegal immigration.
The ordinary legislative procedure now applies to policies on both irregular and regular immigration, making Parliament a co-legislator on an equal footing with the Council.
Since the entry into force of the Lisbon Treaty, Parliament has been actively involved, as a full co-legislator, in the adoption of new legislation dealing with both irregular and regular immigration.
The announcements made by the government about the plans to criminalise irregular workers in new immigration legislation bodes further ill.
