Uma vez que a pendência fiscal continua, preciso retificar.

to need

Breakdown of Uma vez que a pendência fiscal continua, preciso retificar.

• continuar: to continue
• a pendência fiscal: the outstanding tax issue
• retificar: to amend (a tax return)

Questions & Answers about Uma vez que a pendência fiscal continua, preciso retificar.

What does uma vez que mean here?

Here uma vez que introduces the reason for the action in the main clause. It works like:

• since
• because
• given that

So in this sentence, it is not talking about time first; it is giving a justification: because the tax issue is still unresolved, I need to correct/amend something.

Can uma vez que ever mean something else?

Yes. Depending on context, uma vez que can sometimes feel closer to once or once it is the case that.

For example:

• Uma vez que ele chegue, começamos.
  = Once he arrives, we start.

But in your sentence, the most natural reading is causal, not temporal:

• Uma vez que a pendência fiscal continua...
  = Since/Given that the tax issue continues...

So this is a good expression to learn as a formal way to say since/because.

Why is there a comma after continua?

The comma separates the subordinate clause from the main clause.

Structure:

• Uma vez que a pendência fiscal continua = dependent/reason clause
• preciso retificar = main clause

In English, we also often use a comma when a reason or time clause comes first:

• Since the issue remains unresolved, I need to amend it.

If the order were reversed, the comma would often be optional or less natural:

• Preciso retificar, uma vez que a pendência fiscal continua.