After the registration of an LLC, most business owners focus on sales, their team and company development. Tax matters are often postponed “for later.”
However, in practice many future risks are created at the very beginning: mistakes in choosing the taxation system, problems with primary documents, incorrect VAT handling, or payments to founders. Some of these mistakes may only become visible several years later — during a tax audit or financial monitoring by a bank.
In 2026, taxes for LLCs in Ukraine remain one of the key issues for business, because proper accounting organization affects not only the tax burden, but also the stable operation of the company.
Therefore, at the start, it is important to understand that tax burden of an LLC in Ukraine depends on several factors: the type of business activity, annual revenue, VAT status, number of employees, transactions with non-residents, and the company’s cost structure.
The UHY Prostir team specializes in comprehensive accounting and tax support for businesses. We work with companies of different sizes and help organize accounting, choose the optimal taxation system, and build processes in a way that reduces tax risks and ensures stable business operations.
What Taxes Does an LLC Pay in Ukraine?
Most commonly, companies deal with the following core taxes:
- corporate income tax;
- single tax and military levy, if the company operates under the simplified taxation system;
- value-added tax;
- payroll-related taxes, including personal income tax, military levy, and unified social contribution.
Depending on the type of activity, other taxes or charges may also arise:
- excise tax;
- rent payments;
- environmental tax;
- land tax or real estate tax.
In many cases, the company also acts as a tax agent for individual income. This means that the company withholds and pays taxes on income received by employees or individuals who perform work under contracts or receive other income, whether in monetary or non-monetary form.
In addition, when paying income to non-residents, the company may also be required to withhold tax on non-resident income in accordance with tax legislation.
Choosing the Taxation System for an LLC
One of the first decisions after registering a company is choosing the taxation system. This determines the company’s tax burden, the approach to accounting, and the scope of tax reporting.
LLCs may operate under either the general or simplified taxation system. Each system has its own taxation logic and can significantly influence the company’s financial model.
Under the general taxation system, the company pays corporate income tax. In 2026, the rate is 18%.
In practice, this model is often used by companies with:
- significant expenses;
- investment projects;
- a complex structure of business transactions;
- international contracts.
In some cases, companies may apply the simplified taxation system. For legal entities, the 3rd group of the single tax applies. In this case, the company pays:
- single tax;
- military levy.
At the same time, single tax payers may be either VAT payers or non-VAT payers.
Before switching to the simplified system, it is important to make sure that the company’s activities meet the legal requirements. In particular, it is necessary to consider:
- permitted types of activity;
- the maximum revenue threshold;
- the structure of clients and counterparties;
- the need to work with VAT.
In practice, when a client contacts UHY Prostir with a question about choosing a taxation system, we first analyze their business model. In our experience, the best solution depends not only on the amount of revenue, but also on the structure of the company’s operations, expenses, clients and future business plans.
A comprehensive analysis of various factors makes it possible to determine whether the single tax or the general taxation system will be more effective for an LLC in 2026.
Corporate Income Tax
For companies under the general taxation system, the key tax is corporate income tax.
In essence, it is paid on the company’s profit — the difference between income and expenses. The calculation is based on accounting data, and in some cases the financial result may be adjusted in accordance with tax legislation.
Company expenses and the primary documents confirming them play a crucial role in determining the taxable object. These are the aspects that tax authorities most often focus on during audits.
The most common questions usually arise regarding expenses related to:
- marketing and advertising services;
- consulting services;
- transactions with non-residents;
- personnel costs;
- representation or image-related expenses.
Therefore, it is important for a company to ensure proper documentary confirmation of business transactions.
In addition, it is advisable to periodically analyze the financial result throughout the year. This helps forecast the tax burden and avoid a sharp increase in tax at the end of the reporting period.
Single Tax for LLCs
If a company operates under the simplified taxation system, it pays single tax and military levy.
For single tax purposes, income is determined on a cash basis — upon receipt of funds into the company’s bank account or cash desk. In practice, this means that income may include:
- payments from clients;
- advances received;
- other receipts related to business activity.
At the same time, certain transactions may affect the amount of income. For example, refunds or exchange rate differences require proper reflection in accounting depending on the nature of the transaction.
Common mistakes include confusing accounting income with income for single tax purposes, incorrectly reflecting advances or refunds, and ignoring the terms of contracts and payment descriptions.
VAT in the Activities of an LLC
In UHY Prostir’s practice, entrepreneurs often ask when an LLC should register as a VAT payer and whether such registration is appropriate for their specific business model.
VAT for LLCs in Ukraine affects the company’s tax burden, accounting structure, and interaction with counterparties.
Registration may be:
- mandatory — if the established volume of taxable transactions is exceeded;
- voluntary — if it is economically reasonable for the company.
The VAT rate for LLCs in Ukraine in 2026 is 20%.
An important element of VAT work is the tax credit, which is formed on the basis of properly prepared primary documents.
A company should organize control over:
- correct preparation of primary documents;
- timely registration of tax invoices;
- verification of documents received from counterparties.
Special attention should be paid to monitoring the deadlines for registering tax invoices, as violations may lead to penalties or the risk of blocking.
In practice, most VAT-related problems arise due to the organization of processes within the company.
For example, companies often face:
- late registration of tax invoices;
- errors in primary documents from counterparties;
- blocking of tax invoices;
- loss of tax credit due to technical or documentary errors.
Special attention should also be paid to checking counterparties. Even if the company has actually received goods or services, problems in a counterparty’s activities may create additional questions from tax authorities.
Payroll Taxes
If a company hires employees, it acts as a tax agent for their income. The main tax payments include:
- personal income tax — 18%;
- military levy — 1.5%;
- unified social contribution on salaries — 22%; for employees with disabilities, a rate of 8.41% may apply.
These payments form the core payroll tax burden for employers in Ukraine in 2026.
Tax liabilities arise not only when salaries are paid, but also when other employee payments are accrued, including bonuses, vacation pay, sick leave payments, or financial assistance. In each case, it is important to correctly determine the taxation procedure and reflect the payments in accounting.
Special attention should also be paid to cooperation with contractors or individual entrepreneurs. In such cases, contractual relations and the nature of the work performed must be properly documented in order to avoid the risk of reclassification of such relations as employment.
Dividends, Payments to Founders and Related Taxes
Founders may receive income from the company in various forms — dividends, loans, or payments under contracts.
Dividends are part of the company’s profit distributed among the founders. Their payment is possible if there is profit and a relevant decision by the founders. At the same time, tax consequences arise both for the company and for the recipient of the income. Therefore, it is necessary to properly prepare documents and determine the taxation procedure.
Special attention should be paid to transactions involving:
- repayable financial assistance;
- loans between the company and its founders.
In some cases, founders may also perform work or provide services to the company under civil law contracts. In such situations, it is important to properly determine the nature of the relationship in order to avoid the risk of reclassification as employment.
Taxes in Relations with Non-Residents
Many companies cooperate with foreign partners — they receive consulting services, software, or other services from non-residents. Such transactions may create tax liabilities, particularly regarding tax on non-resident income.
In international transactions, it is also important to consider the provisions of double taxation treaties. In some cases, they allow a reduced tax rate to be applied or help avoid double taxation of income. To do this, the company must have properly prepared supporting documents, including a certificate of tax residency of the non-resident.
To confirm transactions, properly prepared documents are required:
- contract;
- invoice;
- acts or reports on completed work;
- payment documents.
During international payments, banks also check the reality of transactions and may request additional documents.
Reporting, Documents and Tax Control
Regardless of the taxation system, a company should monitor reporting deadlines and the correctness of primary documents.
Most often, an LLC submits:
- corporate income tax or single tax declaration;
- VAT declaration;
- unified payroll reporting;
- financial statements.
To confirm business transactions, the company must keep:
- contracts;
- acts and delivery notes;
- invoices;
- bank documents;
- HR documents.
For convenient control, many companies use electronic document management and internal document approval procedures. This helps reduce the risk of lost documents, late approvals and errors in reporting.
Tax Risks and How to Reduce Them
During the company’s activity, tax risks may arise due to errors in documents or incorrect reflection of transactions.
The most common trigger areas are:
- VAT transactions and tax invoices;
- transactions with non-residents;
- expenses for consulting or marketing services;
- unusual payments;
- transactions involving accountable funds.
Special attention should be paid to controlling primary documents, checking counterparties and responding promptly to requests from tax authorities and banks.
A well-organized accounting system and regular internal control can significantly reduce tax risks and improve the financial discipline of the business.
Practical Cases from UHY Prostir’s Experience
In working with clients, the UHY Prostir team regularly helps companies determine the optimal taxation model and accounting organization.
Typical situations clients contact us about include:
- startups without employees that need to choose a taxation system and organize basic accounting;
- companies with employees that need to establish HR and payroll accounting;
- companies with VAT and large document flows where control over tax invoices must be organized;
- companies with international transactions working with non-residents;
- businesses with investments or payments to founders where financial transactions must be properly documented.
In each case, we analyze the company’s business model and propose solutions regarding the taxation system and organization of accounting.
Request a Consultation
If you are planning to register an LLC, choosing between the single tax and the general taxation system for an LLC in 2026, or want to preliminarily assess your company’s tax burden, the UHY Prostir team is ready to help.
To receive a consultation, please call the phone numbers listed in the “Contacts” section or send an email to the company.
Author — Iryna Blonska
