Accounting - Blog - TaxCoach

Accounting - Blog TaxCoach

The differences between revenue and income — everything you need to know
2.09.2026
Accounting

The differences between revenue and income — everything you need to know

Revenue and income are words often, and incorrectly, treated as synonyms. In practice, they are usually two completely different amounts. Confusing th...

Does a foreign company have to issue invoices in KSeF? Foreign entities and foreign invoices in KSeF
27.08.2026
Accounting
Marek Przybylski

Does a foreign company have to issue invoices in KSeF? Foreign entities and foreign invoices in KSeF

On 1 January 2027, provisions introducing penalties for breaches of obligations relating to the National e-Invoicing System will take effect. Companie...

In-house accounting or outsourcing? How to calculate the real cost of accounting services in SMEs
17.08.2026
Accounting

In-house accounting or outsourcing? How to calculate the real cost of accounting services in SMEs

The decision whether to create an internal accounting department or entrust finances to an external partner involves much more than comparing an accou...

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Recording sales using a cash register in 2026 — the obligation and possible exemptions
14.08.2026
Accounting
Marek Przybylski

Recording sales using a cash register in 2026 — the obligation and possible exemptions

The general rule is that sales to private individuals must be recorded using a cash register. However, there are several exceptions in the form of exe...

The President has signed the PIP reform — what does the new PIP Act mean for entrepreneurs and employers?
6.05.2026
Accounting
Marek Przybylski

The President has signed the PIP reform — what does the new PIP Act mean for entrepreneurs and employers?

What does the President’s signature on 2 April this year on the Act of 11 March 2026 amending the National Labour Inspectorate Act and certain other a...

The electronic Tax Revenue and Expense Ledger – when and for whom is it compulsory?
3.04.2026
Accounting
Marek Przybylski

The electronic Tax Revenue and Expense Ledger – when and for whom is it compulsory?

On 1 January 2026, a large proportion of Polish entrepreneurs became obliged to keep the Tax Revenue and Expense Ledger electronically, using a chosen...

Is using the National e-Invoicing System not always compulsory? Learn the exceptions to issuing e-invoices in KSeF
11.03.2026
Accounting
Marek Przybylski

Is using the National e-Invoicing System not always compulsory? Learn the exceptions to issuing e-invoices in KSeF

On 1 February 2026, the National e-Invoicing System became compulsory for some entrepreneurs operating in Poland. The e-invoicing obligation will exte...

Remuneration in a limited liability company through recurring non-cash services (Article 176 KSH) – a way to avoid ZUS contributions or a trap?
6.02.2026
Accounting
Marek Przybylski

Remuneration in a limited liability company through recurring non-cash services (Article 176 KSH) – a way to avoid ZUS contributions or a trap?

We discussed various ways to pay remuneration optimally to a limited liability company’s shareholder on our blog in May 2025. One option was Article 1...

KSeF and entrepreneurs’ liability – what are the consequences of missing the implementation deadline? Administrative and fiscal penal sanctions
6.02.2026
Accounting
Marek Przybylski

KSeF and entrepreneurs’ liability – what are the consequences of missing the implementation deadline? Administrative and fiscal penal sanctions

Mandatory KSeF takes effect on 1 February 2026! The invoicing revolution is becoming reality right now, bringing many new obligations for entrepreneur...

A business phone – who can recognise the purchase as a cost and deduct tax, and when?
3.02.2026
Accounting

A business phone – who can recognise the purchase as a cost and deduct tax, and when?

Buying a new smartphone with an invoice offers substantial tax savings, but on one condition: you must prove its connection with your business. We exp...

Financial liquidity management
5.01.2026
Accounting

Financial liquidity management

Every company aims for financial stability. Achieving it requires knowing how to manage business liquidity. Many factors affect it, and each can cause...

Controlling and an external chief financial officer
5.01.2026
Accounting

Controlling and an external chief financial officer

Managing company finances and planning continuous business development require a specialist approach. Controlling has recently become popular, helping...

A process approach in an accounting firm – benefits for the client
5.01.2026
Accounting

A process approach in an accounting firm – benefits for the client

A process approach to accounting increases efficiency and improves the client experience, provided processes are monitored and modified as client need...

KSeF certificate – how and where to obtain it, and what is it used for?
3.12.2025
Accounting

KSeF certificate – how and where to obtain it, and what is it used for?

A KSeF (National e-Invoicing System) certificate is a digital seal: a special file that will be used to authenticate a company in the e-invoicing syst...

Loan interest is not always a business cost!
19.11.2025
Accounting
Arkadiusz Perz

Loan interest is not always a business cost!

Can interest on a loan be a tax-deductible cost for a business owner? One of the latest interpretations by the Director of the National Tax Informatio...

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