Belgeye resmî damga vurulmadan işlem tamamlanamaz.

Yes:

• belgeye = belge

  • -ye
    document
    • dative case (to/on the document)

• resmî = official

• damga = stamp / seal

• vurulmadan = vur-ul-ma-dan
  from vurmak (to hit/strike, but here to stamp)

  • passive -ul-
  • -madan = without / before not having been...
    So: without being stamped / before it is stamped

• işlem = process / procedure / transaction

• tamamlanamaz = tamamlan-a-maz
  from tamamlanmak = to be completed

  • negative potential meaning cannot be
    So: cannot be completed

So the structure is:

[Without an official stamp being put on the document], [the procedure cannot be completed].

Because the expression damga vurmak normally takes the thing being stamped in the dative case, not the accusative.

So Turkish says:

• belgeye damga vurmak = to stamp the document
• literally something like to strike a stamp onto the document

This is one of those verb patterns you mostly just learn as a set expression.

Yes, vurmak basically means to hit, strike, apply forcefully. But in Turkish it is also used in several set expressions where something is applied by contact.

So:

• damga vurmak = to stamp / to affix a stamp
• literally, something like to strike a stamp

This is very natural Turkish. English uses put/apply a stamp, while Turkish uses vurmak.

A related verb is damgalamak, which can also mean to stamp or to mark, but damga vurmak is a very common fixed expression.

Vurulmadan has three important parts:

1. vur- = the verb stem from vurmak
2. -ul- = passive
   so vurulmak = to be stamped / to be struck
3. -madan = without doing / before doing

Together:

• vurulmadan = without being stamped
• in context also before it is stamped

So this is an adverbial clause that tells us what must happen first.

Because the passive sounds more natural and more formal here.

• vurmadan = without stamping
• vurulmadan = without being stamped

With vurmadan, the sentence would sound more like there is an understood person doing the stamping.
With vurulmadan, the focus is on the document receiving the stamp, not on who does it.

That is very typical in bureaucratic or official Turkish, where the agent is often left unspecified.

Literally, -madan / -meden means without doing.

But in real sentences, English may translate it in different ways depending on context:

• without
• before
• sometimes unless
• sometimes until

In this sentence, the natural sense is:

• without the official stamp being applied
• or more idiomatically, unless the document has an official stamp
• or until the document is officially stamped

So the Turkish form is one thing, but the best English wording depends on the situation.

İşlem is a common formal word meaning:

• procedure
• process
• transaction
• operation

In administrative or office language, it often means the official procedure/transaction being handled.

So here it does not mean a random action in general. It usually refers to some bureaucratic step, application, filing process, or official handling of the document.

This is a very important distinction.

• tamamlanmaz = is not completed / does not get completed
• tamamlanamaz = cannot be completed

So the extra -a- changes the meaning from simple negation to impossibility / inability.

Compare:

• İşlem tamamlanmaz.
  = The procedure is not completed / does not get completed.

• İşlem tamamlanamaz.
  = The procedure cannot be completed.

In your sentence, the meaning is not just that it isn’t completed; it is that it cannot be completed until the condition is met.

Because official Turkish often prefers an impersonal style.

Here both actions are presented without naming a person:

• vurulmadan = without being stamped
• tamamlanamaz = cannot be completed

This makes the sentence sound neutral, formal, and rule-based. The focus is on the procedure, not on who performs the actions.

English does this too in formal contexts:

• The document must be stamped.
• The procedure cannot be completed.

So the Turkish style here is very similar in function.

No, Turkish word order is flexible, although some orders are more natural than others.

This sentence begins with the condition:

• Belgeye resmî damga vurulmadan...
  = Without an official stamp being put on the document...

Then it gives the main statement:

• işlem tamamlanamaz.
  = the procedure cannot be completed.

A version like this is also possible:

• İşlem, belgeye resmî damga vurulmadan tamamlanamaz.

That may sound slightly more explicit or balanced. But the original order is very natural, especially in formal written Turkish.

Because resmî means official, and the circumflex helps distinguish it from other forms such as resmi, which can mean something different in other contexts.

So:

• resmî = official
• resmi can be interpreted differently depending on context

In modern everyday writing, people do not always type the circumflex carefully, but in formal or careful writing, resmî is a standard and helpful spelling.

In a sentence like this, the formal spelling fits the formal tone very well.