Betalingskortet kontrolleres.

Because Norwegian very often forms compound nouns by writing them as one word.

Here:

• betaling = payment
• kort = card
• betalingskort = payment card

Then the definite ending is added:

• betalingskort = a payment card
• betalingskortet = the payment card

This is much more common in Norwegian than in English, where similar ideas are often written as separate words.

The ending -et is the definite article attached to the noun. Instead of using a separate word like the, Norwegian usually adds the definiteness to the end of the noun.

So:

• et betalingskort = a payment card
• betalingskortet = the payment card

The noun betalingskort is a neuter noun, and that is why the definite singular ending is -et.

Because in Norwegian, the is usually built into the noun itself.

English:

• the payment card

Norwegian:

• betalingskortet

This is completely normal. The noun gets a suffix instead of taking a separate definite article in most everyday uses.

Kontrolleres is the present passive form of the verb kontrollere.

Related forms:

• å kontrollere = to check / to inspect
• kontrollerer = checks / is checking
• kontrolleres = is checked / is being checked

So the sentence means that the card is checked, not that it is doing the checking.

The -s marks the passive voice in Norwegian.

Compare:

• De kontrollerer betalingskortet. = They check the payment card.
• Betalingskortet kontrolleres. = The payment card is checked.

This s-passive is very common in Norwegian, especially in formal, technical, and written language.

It can mean either, depending on context.

Norwegian present passive often corresponds to:

• is checked
• is being checked

So Betalingskortet kontrolleres could describe:

• a general procedure: The payment card is checked
• something happening right now: The payment card is being checked

The exact English translation depends on the situation.

Yes. That is another natural way to express the passive.

Compare:

• Betalingskortet kontrolleres
• Betalingskortet blir kontrollert

Both can mean The payment card is being checked or The payment card is checked.

A rough difference:

• kontrolleres often sounds a bit more formal, general, or procedural
• blir kontrollert can feel a bit more like an event happening

In many contexts, both are fine.

The sentence has normal Norwegian declarative word order:

• Betalingskortet = subject
• kontrolleres = verb

So it follows the usual pattern:

• Subject + verb

Because this is a main clause and it starts with the subject, the word order is straightforward.

Because Norwegian often leaves out information that is obvious or unimportant.

Betalingskortet kontrolleres is a complete sentence even though it does not say:

• who checks it
• when exactly it happens
• why it is checked

The passive voice is useful when the action matters more than the person doing it.

Not exactly. Although the words look related, kontrollere often means:

• check
• inspect
• verify

So in this sentence, it usually means the card is checked or verified, not controlled in the English sense of exercising power over something.

This is a good example of a word that looks familiar but is used a bit differently.

A simple learner-friendly approximation is:

beh-TAH-lings-kor-teh kont-roh-LEH-res

A few helpful points:

• betalingskortet has the stress mainly on ta
• kontrolleres has stress near le
• the final -et in kortet is usually pronounced as a separate syllable
• Norwegian r sounds can vary depending on dialect

You do not need perfect pronunciation right away; the important grammar point here is how the noun and passive verb are formed.

The indefinite version would be:

Et betalingskort kontrolleres.

That means:

• A payment card is checked or
• A payment card is being checked

Compare:

• Et betalingskort = a payment card
• Betalingskortet = the payment card

So the main change is:

• et before the noun for indefinite
• -et attached to the noun for definite