Så vidt stasjonsbetjeningen vet, står saksnummeret på klageskjemaet.

It is an idiomatic expression meaning as far as the station staff know or to the station staff’s knowledge.

A very common pattern is:

• så vidt jeg vet = as far as I know
• så vidt vi vet = as far as we know
• så vidt han vet = as far as he knows

It signals that the statement is based on limited knowledge, not absolute certainty.

This is because of the Norwegian V2 rule: in a main clause, the finite verb normally comes in the second position.

Here, the opening part Så vidt stasjonsbetjeningen vet takes the first position, so the verb of the main clause must come next:

• Så vidt stasjonsbetjeningen vet, står saksnummeret på klageskjemaet.

If you remove the opening clause, the normal order would be:

• Saksnummeret står på klageskjemaet.

So the inversion is completely normal.

Because stasjonsbetjeningen is a collective noun. It refers to a group of people as one unit, much like English the staff or personnel.

Grammatically, it is singular definite:

• stasjonsbetjening = station staff / station personnel
• stasjonsbetjeningen = the station staff

So even though it refers to several people, the form itself is singular.

In Norwegian, the definite article is usually attached to the end of the noun.

So:

• saksnummer = case number

• saksnummeret = the case number

• klageskjema = complaint form

• klageskjemaet = the complaint form

• stasjonsbetjening = station staff
• stasjonsbetjeningen = the station staff

This is one of the most basic differences from English.

Yes, stå literally means stand, but Norwegian also uses it for text or information that is written somewhere.

So:

• Det står på skjemaet = it says on the form / it is written on the form
• Navnet står på listen = the name is on the list

In this sentence, står saksnummeret på klageskjemaet means that the case number is written or printed on the complaint form.

Sometimes yes, but står is more natural here.

Compare:

• Saksnummeret står på klageskjemaet = the case number is written on the complaint form
• Saksnummeret er på klageskjemaet = the case number is on the complaint form

The version with står specifically suggests written information on a document. That is why it sounds more idiomatic.

With documents, forms, signs, lists, and similar things, Norwegian very often uses på when talking about information that appears there.

For example:

• på skjemaet = on the form
• på listen = on the list
• på billetten = on the ticket

You may sometimes hear i skjemaet when talking about filling in fields inside a form, but with stå meaning be written, på is the normal choice.

They are compound nouns, which are very common in Norwegian.

• saksnummeret

  • sak = case
  • nummer = number
  • together: saksnummer = case number
  • definite: saksnummeret = the case number

• klageskjemaet

  • klage = complaint
  • skjema = form
  • together: klageskjema = complaint form
  • definite: klageskjemaet = the complaint form

• stasjonsbetjeningen

  • stasjon = station
  • betjening = staff / personnel / attendants
  • together: stasjonsbetjening = station staff
  • definite: stasjonsbetjeningen = the station staff

Notice that sak becomes saks- in the compound. That -s- is a common linking element in Norwegian compounds.

No. Så vidt can also mean barely or only just.

For example:

• Jeg rakk så vidt toget. = I just barely caught the train.

But in the fixed pattern så vidt noen vet, it means:

• as far as someone knows

So here you should understand the whole expression together, not word by word.

This is a very common learner question.

Norwegian splits English know into different verbs:

• vite = know a fact, know information
• kjenne = know a person, place, or thing through familiarity

Here the station staff know a piece of information, so Norwegian uses vite:

• stasjonsbetjeningen vet = the station staff know

Compare:

• Jeg vet svaret. = I know the answer.
• Jeg kjenner henne. = I know her.

Yes, it is standard here.

The sentence begins with a subordinate clause:

• Så vidt stasjonsbetjeningen vet

After that comes the main clause:

• står saksnummeret på klageskjemaet

Norwegian normally separates an introductory subordinate clause from the main clause with a comma.

It is two words: så vidt.

That is the normal spelling in this expression:

• så vidt jeg vet
• så vidt vi kan se
• så vidt mulig

It is best to learn it as a fixed phrase rather than trying to interpret each word separately.