Članstvo je potrebno za pozajmicu.

Here is the breakdown:

• članstvo = membership
  
  • a neuter singular noun
  • here it is in the nominative and functions as the subject
• je = is
  
  • 3rd person singular present of biti = to be
• potrebno = necessary / needed / required
  
  • a predicate adjective agreeing with članstvo
• za = for
• pozajmicu = loan / borrowing
  
  • accusative singular of pozajmica

So the structure is basically:

Membership + is + necessary + for + borrowing/a loan

Because potrebno agrees with članstvo, and članstvo is a neuter singular noun.

In Serbian, adjectives must agree with the noun in:

• gender
• number
• often case

Compare:

• Pasoš je potreban. = The passport is necessary.
  
  • pasoš is masculine
• Dozvola je potrebna. = The permit is necessary.
  
  • dozvola is feminine
• Članstvo je potrebno. = Membership is necessary.
  
  • članstvo is neuter

So potrebno is not random; it matches the gender of članstvo.

Because the preposition za here takes the accusative case.

The base form is:

• pozajmica = nominative

After za in the sense of for, it becomes:

• za pozajmicu = for a loan / for borrowing

This is a very common Serbian pattern:

• za školu = for school
• za decu = for children
• za putovanje = for travel
• za pozajmicu = for a loan / for borrowing

So pozajmicu is the expected case form after za here.

Because Serbian has no articles.

English says:

• a membership
• the membership
• a loan
• the loan

Serbian usually just uses the noun by itself and lets context show whether it is general or specific.

So Članstvo je potrebno za pozajmicu can naturally mean something like:

• Membership is required for borrowing
• A membership is required for a loan
• Membership is necessary for the loan

The exact English article depends on context, not on a separate Serbian word.

No, they are related but different:

• članstvo = membership
  
  • the status of being a member
• članarina = membership fee / dues

So this sentence means you need to have membership, not specifically that you need to pay the fee.

For example:

• Članstvo je potrebno. = Membership is required.
• Članarina je plaćena. = The membership fee has been paid.

This distinction is useful because English membership can sometimes feel a bit broad, while Serbian separates the idea of member status from the fee.

It can be understood as either, depending on context.

• pozajmica often means a loan
• in many contexts it can also be understood as borrowing

So za pozajmicu may be translated as:

• for a loan
• for borrowing

If you want to stress the process/activity of borrowing, Serbian may also use:

• pozajmljivanje = borrowing, the act of borrowing

So in some contexts you might also see:

• Članstvo je potrebno za pozajmljivanje.

That sounds a little more explicitly like Membership is required for borrowing.

Yes. Serbian word order is more flexible than English because cases show grammatical relationships.

All of these are possible:

• Članstvo je potrebno za pozajmicu.
• Za pozajmicu je potrebno članstvo.
• Potrebno je članstvo za pozajmicu.

The meaning stays basically the same, but the emphasis changes slightly.

A very natural version in signs or official notices is often:

• Za pozajmicu je potrebno članstvo.

That puts the condition first: For borrowing, membership is required.

Yes, often you can.

For example:

• Za pozajmicu treba članstvo.

This also means Membership is required for borrowing.

The difference is mainly in style:

• je potrebno = a bit more formal, neutral, official
• treba = often a bit more everyday and direct

So:

• Članstvo je potrebno za pozajmicu.
• Za pozajmicu treba članstvo.

Both are good, but the first one sounds a little more like a notice, rule, or official statement.

In a normal full sentence, you usually keep je.

• Članstvo je potrebno za pozajmicu. = normal full sentence

Without je:

• Članstvo potrebno za pozajmicu

this sounds more like a headline, label, or note fragment, not a standard full sentence.

So for regular speaking and writing, keep je.

Yes, it is natural, especially in an official or informational context.

It sounds like something you might see:

• at a library
• at a rental desk
• in a membership-based service
• on a website with borrowing rules

That said, depending on context, a native speaker might also phrase it as:

• Za pozajmicu je potrebno članstvo.
• Za pozajmljivanje je potrebno članstvo.
• Morate biti član da biste pozajmili. = You must be a member to borrow.

So your sentence is correct and natural, but not the only possible phrasing.

A rough pronunciation guide is:

CHLAN-stvo ye po-TREB-no za po-zai-MEE-tsu

A few important sounds:

• č = like ch in church, but a bit firmer
• j = y as in yes
• c = ts as in cats
• lj is not in this sentence, but in Serbian it is one sound, not l + j

Word by word:

• Članstvo ≈ CHLAN-stvo
• je ≈ ye
• potrebno ≈ po-TREB-no
• za ≈ za
• pozajmicu ≈ po-zai-MEE-tsu

If you are a beginner, don’t worry too much about perfect Serbian pitch accent yet; getting the consonants and vowels clear is the main thing.

Yes. Serbian commonly uses both Latin and Cyrillic scripts.

In Cyrillic, the sentence is:

Чланство је потребно за позајмицу.

Both scripts are standard in Serbian, and they represent the same sentence. Learning to recognize both is very useful.