Can people from the Inland Revenue Department handle immigration?

Of course. Immigration has nothing to do with work, but it can only be immigrated if it mainly meets the immigration requirements of the immigration country, so people from the tax bureau can apply for immigration. Migration is the general name of population migration activities between different regions. As a noun, it refers to a person or a collection of people (crowd), that is, a collection of floating population; As a gerund, it refers to the migration of population, and immigration is not necessarily accompanied by the change of nationality, including migration and nationality change.