Starting a sole proprietorship in Poland often requires preparation before the business is officially registered. A future entrepreneur may buy a laptop, software, a domain, hosting, tools, trading goods, professional training, legal advice or accounting consultation.
The practical question is: can expenses incurred before registration of the business later be included in tax-deductible costs?
The answer is: yes, but not automatically.
The fact that an expense was incurred before the business was formally registered does not automatically exclude it from tax-deductible costs. The key issue is whether the expense is genuinely connected with the future business activity, economically justified, properly documented and not private in nature. Polish business.gov.pl materials also indicate that some initial costs may arise before business registration, for example business cards, rent of premises or other preparatory costs.
Legal basis for tax-deductible costs
The main rule is included in Article 22 section 1 of the Polish Personal Income Tax Act. Under this provision, tax-deductible costs are expenses incurred in order to earn income or to preserve or secure a source of income, except for expenses listed in Article 23 of the PIT Act.
In practice, an expense should:
- be connected with the planned business,
- be reasonable and economically justified,
- be actually incurred,
- be properly documented,
- not be private in nature,
- not be excluded from tax costs under the PIT Act.
Does the date of purchase matter?
The date matters, but it is not decisive on its own.
Polish PIT regulations do not contain a general rule prohibiting the recognition of expenses incurred before the start of business activity. Tax rulings issued by the Polish tax authorities confirm that pre-registration expenses may qualify as tax-deductible costs if they meet the general conditions under Article 22 section 1 of the PIT Act.
The most important point is the connection between the expense and future business income.
Examples of expenses that may qualify
Laptop, computer, monitor, printer
Computer equipment may be a tax cost if it is necessary for the planned business, for example for a programmer, graphic designer, consultant, accountant, copywriter or online seller.
The entrepreneur should keep the invoice, proof of payment and a short description of how the equipment will be used in the business.
Business phone
A phone may be a tax cost if it is used for client communication, order handling, business applications, social media or mobile work.
If the phone is used both privately and for business, the tax risk is higher.
Software and licences
Software, accounting systems, CRM tools, graphic programs, design tools, invoicing systems and industry licences may qualify as tax costs if they are used for business purposes.
Domain, hosting and website
A domain, hosting and website development may be deductible if the website will be used to present the business offer, sell goods or services, accept bookings or acquire clients.
Logo and marketing materials
Logo design, visual identity, business cards, flyers, banners and social media graphics may qualify as tax costs if they are connected with the planned business.
Tools and equipment
Tools, industry equipment, office furniture, cosmetic equipment, photographic equipment, workshop tools or catering equipment may qualify if they match the business profile.
Trading goods
Goods purchased before business registration may be introduced into the business if they are intended for resale. Proper purchase documentation and accounting treatment are essential.
Training and courses
Training may qualify as a tax cost if it is directly connected with the planned business. For example, a nail styling course for a future beautician or a programming course for a future software developer may be easier to justify than a general personal development course.
Tax rulings confirm that training expenses may be tax-deductible if properly documented and connected with the business activity.
Legal, tax and accounting consultations
Consultations concerning business registration, choice of taxation method, preparation of contracts, online shop terms and conditions, privacy policy or GDPR documentation may qualify as tax costs if they are related to starting the business.
Risky or problematic expenses
Some expenses require special caution:
- clothing,
- cosmetics,
- home equipment,
- car,
- fuel,
- phone used privately and for business,
- computer used privately and for business,
- general courses,
- university studies,
- travel,
- meals, coffee and meetings,
- purchases made long before business registration.
The tax treatment depends on specific facts, business profile and documentation.
What usually should not be treated as a business cost?
As a rule, the following should not be treated as tax-deductible business expenses:
- private clothing,
- private phone,
- private computer unrelated to the business,
- household purchases,
- apartment renovation without a separated business area,
- representation expenses,
- expenses unrelated to the planned business,
- undocumented expenses,
- expenses incurred solely for personal reasons.
Invoice before business registration
Before registering a sole proprietorship, the future entrepreneur is still a private individual. Therefore, an invoice may be issued to that person’s name and surname.
Ideally, the invoice should include:
- name and surname,
- address,
- tax identification number, if already known,
- description of goods or services,
- date of sale,
- seller’s details,
- net amount, VAT and gross amount, where applicable.
A receipt without buyer details may be insufficient, especially for larger purchases or VAT deduction.
When should the expense be recorded?
An expense incurred before the start of business may generally be recorded after the business starts, provided it meets the conditions for tax-deductible costs.
The accounting treatment depends on the type of purchase:
- ordinary expenses may be recorded in the tax revenue and expense ledger,
- equipment may require additional records,
- fixed assets should be entered into the fixed asset register,
- trading goods may require an opening inventory.
Fixed assets bought before business registration
If an asset will be used in business for more than one year, is complete, usable and owned by the taxpayer, it may be treated as a fixed asset.
In that case, the expense may need to be settled through depreciation rather than deducted immediately.
Trading goods bought before registration
Goods purchased before registration may be used for sale after the business starts.
The entrepreneur should keep:
- invoices,
- payment confirmations,
- purchase documentation,
- opening inventory, if required,
- evidence that the goods match the business profile.
VAT on purchases made before business registration
PIT and VAT must be analysed separately.
An expense may be tax-deductible for PIT purposes but still not give the right to deduct VAT.
Under Article 86 section 1 of the Polish VAT Act, input VAT may be deducted only to the extent that goods and services are used for VAT-taxable activities.
A purchase made before VAT registration does not necessarily exclude the right to deduct VAT, provided that the purchase is connected with future VAT-taxable activities, the taxpayer holds a proper invoice and formal conditions are met. This approach is also reflected in Polish tax rulings.
VAT deduction will generally not be possible if:
- the purchase relates to VAT-exempt sales,
- the purchase is private,
- there is no connection with taxable activity,
- there is no proper invoice,
- special limitations apply, for example to passenger cars.
For significant amounts, an individual tax ruling may be worth considering.
Purchases before registration and form of taxation
General progressive tax scale
Under the progressive tax scale, tax-deductible costs reduce taxable income.
Flat tax
Under the flat tax regime, tax-deductible costs also reduce taxable income.
Lump-sum tax on registered revenue
Under the lump-sum tax regime, costs do not reduce income tax because tax is calculated on revenue, not income. Business.gov.pl confirms that tax-deductible costs are not taken into account under this form of taxation.
However, purchase documents may still be important for VAT, fixed assets, inventory, warranty claims and tax control purposes.
Documentation checklist
For pre-registration purchases, it is worth keeping:
- invoice,
- contract,
- proof of payment,
- description of the connection with business activity,
- correspondence with the supplier,
- purchase specification,
- protocol for transferring a private asset into the business,
- equipment or fixed asset register, where applicable,
- opening inventory for trading goods.
Practical examples
Graphic designer buys a computer and tablet
The expense may qualify if the equipment is used for graphic design services.
Beautician buys a chair, lamp and cosmetics
The expense may qualify if the items are used to provide services to clients.
Programmer buys a laptop, domain and hosting
These expenses may qualify if they support programming services, client acquisition or website development.
Future online shop owner buys goods
The goods may be introduced into the business, but proper documentation and accounting treatment are required.
Consultant buys a suit
This is risky. Ordinary clothing may be considered private in nature.
Entrepreneur buys a phone used privately and for business
The phone may be partly business-related, but the scope of business use should be carefully assessed.
Most common mistakes
The most common mistakes include:
- no invoices,
- receipts without buyer details,
- treating private purchases as business expenses,
- no connection with the business,
- no proof of payment,
- contacting an accountant too late,
- incorrect VAT deduction,
- assuming that costs reduce tax under the lump-sum regime,
- no opening inventory,
- no documentation for private assets introduced into the business.
Summary
Expenses incurred before business registration may be tax-deductible, but not automatically. The key factors are the connection with the business, proper documentation and absence of private character.
PIT and VAT must be analysed separately. Under the lump-sum tax regime, costs do not reduce income tax.
Larger purchases should be consulted with an accountant before business registration.
How can an accounting office help?
An accounting office can help analyse planned purchases, assess which expenses may be treated as tax-deductible, verify possible VAT deduction, prepare the correct accounting treatment and support the entrepreneur with fixed assets, equipment and opening inventory.