Immigration policy refers to a set of laws and regulations that govern the flow of people across international borders. There are various synonyms for immigration policy that are commonly used today. These include migration policy, border policy, entry policy, citizenship policy, and refugee policy. Immigration policy can be further categorized into legal and illegal immigration, as well as temporary and permanent migration. The debate over immigration policy is a political hot button issue in many countries around the world, and the proper management of immigration is a critical challenge for governments worldwide. The use of these different synonyms for immigration policy highlights the complex and multifaceted nature of this issue.