Trámites is a Spanish word which, depending on the situation, can mean any of proceedings, transactions, processes or "doing something official". Trámites is commonly used to describe sorting out documents and applying or enrolling for something.

For example, "Estoy tramitando mi D.N.I." means "I'm in the process of applying for my D.N.I." (since there are several steps involved).

There are numerous trámites for someone moving to Argentina to live, e.g. applying for residence, applying for a D.N.I., signing up for health insurance, enrolling kids in school, etc. Trámites involving Government departments in Argentina are typically very bureaucratic and involve lots of time queuing, waiting, and resubmitting documents that aren't accepted.