Automate DIAN Invoicer Verification in Colombia

Automate DIAN Invoicer Verification in Colombia with Verifik’s API

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In Colombia, virtually every business that issues legal invoices must be registered and authorized as an official invoicing entity with the DIAN (Dirección de Impuestos y Aduanas Nacionales), the national tax and customs authority of Colombia. Each company is identified by a NIT (Número de Identificación Tributaria), which serves as its official tax identification number.

Manually confirming a company’s invoicer registration can be slow, error-prone, and take a lot of time, especially for businesses working with multiple clients or partners.

Verifik’s DIAN Invoicer Verification API automates this process. By providing a company’s NIT, you can instantly confirm its registration as a legal invoicing entity. This solution saves time, ensures compliance, and protects your business from invalid or fraudulent invoicers.

This blog explores how Verifik’s API works, its key benefits, and why it is a reliable solution for automating DIAN invoicer verification in Colombia.

What is a Legal Invoicer in Colombia?

A legal invoicer in Colombia is a company or business that is officially registered and authorized by DIAN (Dirección de Impuestos y Aduanas Nacionales) to issue legal invoices.

This authorization is critical because Colombia operates a pre-validation electronic invoicing system (factura electrónica), meaning:

  • Mandatory E-Invoicing: Almost all businesses in Colombia are required to issue invoices electronically for all transactions (B2B, B2C, and B2G).
  • DIAN Validation: Before an invoice can be legally issued to a buyer, it must first be submitted to the DIAN’s platform for real-time validation to ensure it meets all technical and legal requirements.
  • Compliance Status: Being a “Legal Invoicer” confirms that the entity has gone through the formal DIAN registration process, obtained the necessary digital certificate, and is compliant with the country’s stringent e-invoicing rules.

In the context of Know Your Business (KYB) checks, verifying a Colombian company’s status as a legal invoicer with DIAN is critical to confirm its legitimacy and tax compliance before conducting business with it.

Overview of Verifik’s DIAN Invoicer Verification API

Verifik’s DIAN Invoicer Verification API enables Colombian businesses to confirm whether a company is officially registered and legally authorized by DIAN to issue invoices.

By providing the company’s NIT (Número de Identificación Tributaria) and document type, businesses can instantly retrieve verified information directly from DIAN’s records. The API provides:

  • Verification of Legal Authorization: Confirms the company is registered and legally allowed to issue invoices. 
  • Official Company Data: Includes document number, document type, and registered email. 
  • Digital Signature from Verifik: Each response is accompanied by a secure digital signature by Verifik.co to certify the authenticity of the data.

Designed for seamless integration, Verifik’s DIAN Invoicer Verification API works effortlessly with business platforms, ERP systems, and financial software to let organizations handle DIAN invoicer verification quickly and without manual effort. 

How Verifik’s DIAN Invoicer Verification API Works

Step #1: Submit the Company’s NIT

Start by providing the company’s NIT number to the API.

Step #2: Secure API Request

Verifik’s API securely requests DIAN’s records to check invoicer registration.

Step #3: Retrieve Verified Data

Receive official information including the invoicer’s email and registration status.

Step #4: Certified Verification Response

Each verification includes a timestamped signature from Verifik, ensuring the data is trustworthy and ready for audits.

This four-step process makes DIAN invoicer verification fast, accurate, and completely automated.

Key Benefits of Using Verifik’s DIAN Invoicer Verification API

Verifik’s DIAN Invoicer Verification API offers Colombian businesses a fast, reliable, and fully automated solution to ensure compliance and streamline operations. Here’s why it stands out:

  • Instant DIAN Invoicer Verification

Get real-time confirmation of a company’s legal invoicer status with DIAN to reduce onboarding delays and manual checks.

  • Ensure Compliance with Colombian Tax Regulations

Work only with verified invoicing companies to minimize risks and stay fully aligned with Colombian tax authority (DIAN) requirements.

  • Accurate and Certified Data

Each verification comes with a timestamped Verifik digital signature to ensure data is trustworthy, auditable, and compliant.

  • Save Time and Operational Costs

Automate invoicer verification to free teams from tedious manual processes to improve efficiency and reduce operational expenses.

  • Seamless Integration with Business Systems

Easily integrate the API with ERP platforms, accounting software, and financial workflows to verify DIAN-registered invoicing businesses directly within your systems.

  • Scalable for Businesses of Any Size

Whether verifying a few vendors or thousands, our DIAN Invoicers Verification API can handle it efficiently.

Why Choose Verifik for DIAN Invoicer Verification

Verifik is a trusted provider of business and identity verification solutions across Latin America. Its DIAN Invoicer Verification API offers:

  • Direct integration with official DIAN databases for accurate data. 
  • Multi-language support for developers in Node.js and Python. 
  • Secure authentication and encrypted communication for every API call. 
  • A proven reputation for helping companies automate compliance and verification processes.

With Verifik, you gain both confidence and control to ensure every Colombian business you work with meets DIAN’s invoicing standards. 

Conclusion

Verifying DIAN invoicers manually can be slow, confusing, and prone to mistakes. With Verifik’s DIAN Invoicer Verification API, Colombian businesses can automate the process, get instant results, and ensure every partner or vendor is properly registered. This not only saves time but also reduces risks and helps maintain compliance with DIAN regulations.

Start automating your DIAN invoicer verification today with Verifik. Get fast, accurate, and certified results for your business. Contact us now to book a free demo and see how easy invoicer verification can be!

Verifik - Top Identity Verification Platform

Johan Castellanos - CEO Verifik

Frequently Asked Questions (FAQs)

What is Verifik’s DIAN Invoicer Verification API?

Verifik’s API allows Colombian businesses to instantly verify whether a company is registered as a legal invoicer with DIAN by providing verified details such as NIT, document type, and email.

Who should use this API?

Finance teams, accounting departments, compliance officers, marketplaces, and businesses working with multiple vendors in Colombia can benefit. It helps prevent fraud and ensures compliance with tax regulations.

Is the verification process secure?

Yes. Verifik’s DIAN Verification API uses an authorization token to protect your data. Each response is certified with a timestamped signature by Verifik to provide you with reliable and auditable verification.

How fast is the verification?

Verifik’s API delivers results in seconds to give you real-time confirmation of a company’s invoicer registration with DIAN without manual checks or delays.

Can I integrate the API into my existing systems?

Absolutely. Verifik’s API supports Node.js and Python languages, making it easy to integrate into your business applications or workflows for seamless DIAN invoicer verification.

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