Errors in tax classification directly impact the company's profit, often silently and accumulatively.
In many businesses, especially those that operate with a large volume of invoices, products, services and different tax regimes, small mistakes in the tax register can lead to undue tax payments, loss of tax credits, fines, assessments and even cash flow problems.
In practice, tax classification influences practically all of a company's tax operations. It affects the issuing of invoices, the taxation of products and services, the calculation of taxes, the use of tax credits and compliance with ancillary obligations.
The problem is that many companies still treat this issue merely as an operational obligation, when in fact it has a direct impact on the profitability of the business.
In this article, we'll show you how errors in tax classification can reduce profit margins, increase tax costs and jeopardize a company's financial health.
What is tax classification and why is it so important?
Tax classification is the process of correctly classifying products, goods or services within the tax codes required by Brazilian tax legislation.
In the case of products, one of the main codes used is the NCM (Mercosur Common Nomenclature). For services, there are classifications related to ISS, CNAEs and municipal codes.
These codes determine several important tax factors, such as:
- Tax rate;
- Incidence of ICMS, IPI, PIS and COFINS;
- Tax substitution rules;
- Tax benefits;
- Use of tax credits;
- Accessory obligations;
- Tax Reform Rules;
- Single-phase taxation;
- Incidence of IBS and CBS in the coming years.
In other words, an incorrect classification can result in the company paying more tax than it should or, in some cases, paying less and ending up facing future assessments.
In addition, tax errors are often repeated on a large scale. If a product is registered incorrectly in the ERP, for example, the error tends to multiply into hundreds or thousands of invoices issued.
This is precisely what makes the problem so dangerous for the company's profitability.
In other words, an incorrect classification can result in the company paying more tax than it should or, in some cases, paying less and ending up facing future assessments.
In addition, tax errors are often repeated on a large scale. If a product is registered incorrectly in the ERP, for example, the error tends to multiply into hundreds or thousands of invoices issued.
This is precisely what makes the problem so dangerous for the company's profitability.
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How errors in tax classification increase tax costs
One of the most common impacts of errors in tax classification is an unnecessary increase in the tax burden.
Many companies end up paying higher taxes simply because the product or service has been classified incorrectly.
Imagine, for example, a company that should use an NCM with a tax benefit or reduced rate, but uses another, more expensive classification. In this scenario, it could spend years paying more tax than necessary without realizing it.
This often happens in situations such as
- Products subject to single-phase taxation;
- Goods with a reduced tax base;
- Tax-free items;
- Transactions subject to tax substitution;
- Products with a differentiated IPI rate;
- Companies that could take advantage of higher tax credits.
The problem becomes even more serious in medium-sized and large companies, where small percentage differences represent thousands or millions of reais over the course of the year.
In addition, the Tax Reform tends to increase the importance of tax classification, since the IBS and CBS system will depend heavily on the correct classification of operations.
Companies that don't review their tax records could face the same fate:
Artificial increase in the tax burden, loss of competitiveness and a significant reduction in the profit margin.
The impact of tax credit losses on company profits
Another extremely common problem is the loss of tax credits due to errors in tax classification.
Companies under the Real Profit or non-cumulative regimes depend directly on the correct use of PIS, COFINS, ICMS and IPI credits.
When the classification is wrong, the system can:
- Block legitimate credits;
- Generate less credits than allowed;
- Prevent tax offsets;
- Causing inconsistencies in tax bookkeeping.
In practice, this means money lost. Many companies believe that tax losses only occur when taxes are paid incorrectly. However, failing to take advantage of allowable credits also represents a direct financial loss.
Imagine an industry or distributor with thousands of incorrectly registered items. The cumulative impact could significantly compromise operating results.
In addition, there are situations in which the company is entitled to recover taxes paid unduly in recent years, but misses out on this opportunity because it has never carried out a proper tax review.
For this reason, more structured companies tend to carry out periodic reviews:
- NCMs;
- CSTs;
- CFOPs;
- Tax rules;
- Tax records;
- ERP parameterizations;
- Use of credits.
This preventive analysis reduces tax waste and directly improves business profitability.
Fines, assessments and tax risks that jeopardize cash flow
In addition to the direct tax impact, errors in tax classification also significantly increase the risk of assessment.
A Internal Revenue Service and state tax authorities are using increasingly automated systems to cross-check tax information.
This means that inconsistencies can be identified much more easily.
Among the main problems generated by incorrect classifications are:
- Divergences in SPED Fiscal;
- Inconsistencies in invoices;
- Errors in the calculation of taxes;
- Incorrect payment of ICMS-ST;
- Problems with tax credits;
- IPI-related assessments;
- Penalties for incorrect accessory obligations.
And the financial impact of these fines can be extremely high. In many cases, the company has to pay up:
- Tax difference;
- Interest;
- Fines;
- Fees;
- Legal costs;
- Operational regularization costs.
Depending on the situation, the problem can directly affect the company's working capital and jeopardize investments, hiring and growth.
Another important point is that recurring tax errors also jeopardize audit processes, due diligence and obtaining credit.
Companies with a high tax risk tend to find it more difficult:
- Attracting investors;
- Getting bank credit;
- Participate in tenders;
- Carrying out corporate transactions;
- Expand operations.
In other words, the impact goes far beyond paying taxes.
How to avoid errors in tax classification and protect profitability
Avoiding tax problems requires a combination of technology, well-defined internal processes and specialized support.
Many companies still work with outdated records or make tax classifications without proper technical analysis. This scenario increases the risk of tax inconsistencies.
To reduce errors and protect the company's profitability, certain measures are essential.
Periodic review of tax records
Tax legislation changes constantly. That's why companies need to review it regularly:
- NCMs;
- CSTs;
- CFOPs;
- ERP tax rules;
- Tax benefits;
- Tax frameworks.
Correct classification avoids undue payments and improves the use of credits.
Integration between tax, accounting and operations
Many inconsistencies arise because sectors work in isolation.
Ideally, the tax, accounting, purchasing, invoicing and technology areas should be integrated to reduce operational failures.
Use of correctly parameterized ERP
Poorly configured systems generate automatic errors on a large scale.
This is why reviewing the ERP's tax settings is essential to guarantee tax security.
Preventive tax audits
Periodic audits help to identify:
- Unduly paid taxes;
- Unused credits;
- Tax inconsistencies;
- Risk of prosecution;
- Opportunities for tax savings.
In addition to preventing future losses, these analyses help to increase the company's financial efficiency.
Correct tax classification is a profit strategy
Many companies see tax classification merely as a bureaucratic obligation. In practice, however, it has a direct impact on the profitability, competitiveness and financial security of the business.
Incorrect tax registration can lead to
- Excessive tax payments;
- Loss of tax credits;
- Fines and fines;
- Cash flow problems;
- Relevant fiscal risks;
- Reduced profit margin.
On the other hand, companies that have strategic tax management are able to reduce tax waste, improve financial results and operate with much greater security.
In this scenario, having specialized support makes all the difference.
A CLM Controller Accounting has expertise in tax reviews, tax compliance, analysis of tax classifications and strategic tax planning for companies in various industries.
