How to Find the Correct Tariff Classification for a Product in Colombia (2026 Guide)

Importing goods into Colombia without knowing the correct tariff classification (subpartida arancelaria) is one of the most costly mistakes a company can make. An incorrect classification can lead to penalties from the DIAN (Colombia's tax and customs authority), unnecessary tariff overcharges, customs holds, or even seizure of the goods. In this guide, we walk you through how to identify the correct classification, step by step, and the common mistakes to avoid.

What is a tariff classification code?

A tariff classification code is the numeric code that identifies a product within the Customs Tariff Schedule, based on the internationally used Harmonized System (HS) for the designation and coding of goods. This code determines:


The import duty (tariff) you must pay.
The entry requirements into the country (permits, health registrations, clearances).
Any restrictions or prohibitions that may apply to the product.


In Colombia, the classification code generally consists of 10 digits and is regulated by the DIAN, based on the current tariff schedule.

Steps to identify the correct classification

1. Review the current Customs Tariff Schedule

The starting point is always the updated Customs Tariff Schedule, governed in Colombia by the applicable Decree and its amendments. This document organizes goods into chapters, headings, and subheadings according to their nature.

2. Identify the technical characteristics of the product

Before searching for a code, you need full clarity on:


Composition: the materials the product is made of.
Function and use: what it's used for and in what context (industrial, domestic, medical, etc.).
Stage of presentation: whether it's a raw material, semi-finished good, or finished product.
Technical data sheet or chemical composition, if applicable.


These details often make the difference between two classification codes that look similar at first glance but carry completely different tariffs and requirements.

3. Apply the General Rules for the Interpretation of the Harmonized System (GRI)

The Harmonized System includes six General Rules of Interpretation that establish the logical, mandatory order for classifying a product when more than one option seems possible. Correctly applying these rules is what gives a classification its technical and legal foundation.

4. Check whether the DIAN has issued a prior ruling

The DIAN issues tariff classification rulings on specific products that other companies have already consulted about. Checking whether a precedent exists for an identical or similar product can save you time and give you greater legal certainty about the classification you plan to use.

5. Request a formal tariff classification ruling if there's any doubt

When a product is complex, new to the market, or combines materials or functions that make classification difficult, it's best to request a formal classification ruling from the DIAN or rely on a specialized advisor who can support the classification with verifiable technical and legal grounds.

Common mistakes when classifying a product

Based on our experience advising importing companies, these are the most frequent mistakes we see:


Classifying out of habit or based on what the supplier says, without verifying Colombia's current regulations.
Ignoring recent changes to the tariff schedule, since classification codes and their duties can change.
Not considering the product's end use, a factor that in many cases completely changes the applicable code.
Confusing similar products that have different compositions and therefore different codes.
Failing to document the technical basis for the classification, leaving the company exposed in the event of a DIAN review or inquiry.


What happens if you misclassify a product?

An incorrect classification can result in:


Financial penalties from the DIAN.
Payment of customs duties that don't match the real amount (either overpaid or underpaid, both with consequences).
Delays in the customs clearance process.
Administrative investigations or proceedings that affect your company's operations.


Conclusion

Tariff classification isn't a minor formality — it's a technical and legal decision that directly impacts the cost, timing, and legal certainty of your import operation. Having a well-supported, up-to-date, and verifiable analysis is the best way to avoid surprises with the DIAN.

Not sure about the tariff classification of your product?

At TARIX, we have over 10 years of experience advising companies on tariff classification and foreign trade in Colombia. Talk to an expert and avoid mistakes that could cost you time and money.

Talk to an Expert