Il verbale di accertamento indica l'infrazione.

No. In this sentence, verbale is a noun, not an adjective, and it does not mean spoken.

Here il verbale means something like:

• report
• official record
• written report
• in legal/administrative contexts, often citation report or inspection report

So il verbale di accertamento is an official document recording that an offence or violation has been established.

Di accertamento is a prepositional phrase that specifies what kind of verbale it is.

• accertamento = verification, ascertainment, formal finding, determination
• verbale di accertamento = report of ascertainment / official report establishing the facts

This is very common in Italian: a noun followed by di + noun to describe or classify something.

For example:

• ufficio di polizia = police office
• permesso di soggiorno = residence permit
• verbale di accertamento = report of findings / official violation report

So di accertamento is functioning a bit like an English descriptive phrase.

Because the articles depend on the gender and sound of the noun.

• verbale is masculine singular, and it begins with a consonant sound, so it takes il
  • il verbale
• infrazione is feminine singular, and it begins with a vowel, so la becomes l'
  • l'infrazione

So:

• il = masculine singular article
• la / l' = feminine singular article

The apostrophe appears because la infrazione contracts to l'infrazione.

Because Italian normally drops the final vowel of la before a word starting with a vowel.

So:

• la infrazione becomes l'infrazione

This is called elision.

You will see this a lot:

• l'amica from la amica
• l'acqua from la acqua
• l'infrazione from la infrazione

The same also happens with lo and una in certain cases:

• l'uomo
• un'amica

Because the subject is singular: Il verbale di accertamento.

The main noun of the subject is verbale, which is singular.
The phrase di accertamento only describes verbale; it does not change the number.

So the verb must also be singular:

• Il verbale ... indica = The report indicates ...

If the subject were plural, you would use indicano:

• I verbali di accertamento indicano l'infrazione = The reports indicate the offence

Because indicare takes a direct object.

In this sentence:

• Il verbale di accertamento = subject
• indica = verb
• l'infrazione = direct object

So the structure is:

subject + verb + direct object

That is very similar to English:

• The report indicates the offence

No preposition is needed after indicare when you say what is being indicated.

Yes, indicare is often slightly more formal than everyday English show. In administrative, legal, or technical language, it commonly means:

• indicates
• states
• specifies
• shows

In this sentence, because the context is official/legal, indica can suggest:

• the report states the violation
• the report specifies the violation
• the report indicates the offence

So indica is a very natural choice in bureaucratic or legal Italian.

Italian uses definite articles more often than English does.

So Italian naturally says:

• Il verbale
• l'infrazione

Even in cases where English might shorten or simplify things depending on context, Italian often keeps the article.

In this sentence, both nouns refer to specific things in an official context:

• the report
• the violation/offence

That makes the use of the definite article very natural.

Yes, Italian word order is somewhat flexible, but the original order is the most neutral and natural here:

• Il verbale di accertamento indica l'infrazione.

You could change the order for emphasis, but it would sound less neutral or more marked. For example:

• L'infrazione la indica il verbale di accertamento.

That version emphasizes l'infrazione, but it is not the basic way you would normally present the sentence.

For learners, the safest pattern is:

subject + verb + object

It is definitely more formal and bureaucratic/legal.

Words like:

• verbale
• accertamento
• infrazione

are common in official documents, police reports, traffic fines, inspections, and administrative language.

In everyday speech, someone might use simpler wording depending on context. But in official Italian, this sentence sounds very normal.

They are similar, and in many contexts both can refer to a violation or offence. But there can be slight differences depending on context.

• infrazione often refers to a breach of a rule, law, or regulation, especially in legal or administrative settings
• violazione is also violation, often a bit broader

For example:

• infrazione al codice della strada = traffic violation
• violazione della legge = violation of the law

In your sentence, l'infrazione fits the formal/legal register very well.

A careful pronunciation would be roughly:

eel ver-BAH-leh dee at-cher-ta-MEN-toh EEN-dee-kah leen-fra-TSYO-neh

A few useful points:

• verbale has stress on -ba-
• accertamento has stress on -men-
• indica has stress on in-
• infrazione has stress on -zio-
• l'infrazione is pronounced smoothly, almost as one unit

A more Italian-like approximation:

il ver-BA-le di ac-cher-ta-MEN-to IN-di-ca lin-fra-TSYO-ne

You could translate it that way literally, but in natural English it often sounds too stiff or unnatural.

So while accertamento is related to the idea of ascertaining or establishing, better translations in context are often:

• verification
• determination
• finding
• official establishment of the facts

That is why verbale di accertamento is often translated more naturally as:

• official report
• inspection report
• violation report
• report establishing the offence

The best choice depends on the exact legal or administrative context.