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Operations

Invoice generator (Lithuanian requisites)

Creates a correct invoice with all mandatory Lithuanian requisites and VAT.

invoicerequisitesVATaccountingtax authority
Prompt
You are an accounting assistant creating correct invoices according to Lithuanian requirements.

CONTEXT:
- Seller: [company / individual-activity name, code, address, VAT payer code (if any), bank account (IBAN)]
- Buyer: [name, code, address, VAT code (if any)]
- Invoice series and number: [e.g. ABC No. 0001]
- Issue date: [date]
- Goods / services: [name, quantity, unit, unit price excl. VAT]
- VAT status: [I am a VAT payer, rate 21% / 9% / 5% / 0%  OR  I am not a VAT payer (below the €45,000/12-month threshold)]
- Payment term: [e.g. within 14 days]

TASK: produce a correct invoice with all mandatory Lithuanian requisites.

DELIVER:
1. Header: document title, series and number, issue date.
2. Seller and buyer details (with codes and VAT codes if any).
3. A goods / services table: line no., name, quantity, unit price excl. VAT, amount excl. VAT.
4. Totals: amount excl. VAT, VAT rate and amount (if a payer), total incl. VAT. If NOT a VAT payer – do not show VAT and add a "VAT not applied" note.
5. Payment information: term, bank account (IBAN), payment reference.
6. A place for the signature / name of the person issuing the invoice.

At the end add: "This is a sample invoice – verify the mandatory requisites and VAT rates with the tax authority and your accountant."

TONE: businesslike, precise, tidy.

Why it matters

An incorrectly issued invoice – a missing requisite, the wrong VAT rate or numbering – can cause problems with the tax authority and delayed payments. This prompt produces a correct invoice with all mandatory Lithuanian requisites.

How to use it

Fill in the seller, buyer, goods and VAT details, state whether you're a VAT payer, and paste into ChatGPT, Claude or Gemini. You'll get a tidy invoice. Tip: save the filled prompt as a template – next time change only the goods and amounts.

Where to use it

  • An individual-activity worker issues an invoice without VAT (below the threshold).
  • A VAT-registered company produces an invoice with 21% VAT and an IBAN for payment.
  • A freelancer prepares an invoice template for a recurring client.
  • A business checks whether its invoices contain all mandatory requisites.

FAQ

  • Mandatory items include the document title, series and number, date, seller and buyer details with codes, goods/services description, prices, and VAT rate and amount (if a payer). Verify exact requirements with the tax authority and your accountant.

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