What data e-invoices leave behind and how to use it in management
In Mexico, Brazil, Chile and Colombia e-invoicing is mandatory for broad groups of companies, and Venezuela is extending it segment by segment, with specific rules for online sales. That record, designed for tax control, can also measure sales, margins and suppliers.
Executive summary
Mexico has required all taxpayers to issue e-invoices since 1 January 2014. Volume keeps growing, and 2025 issuance exceeded 2024 by 4.9%, according to SAT preliminary figures (own calculation).
In Brazil, the electronic invoice has existed since 2006 and the national portal counts 2.98 million issuers in the last thirty days. Chile completed the mandate for all companies in February 2018, in a gradual process that had begun in 2014.
In Colombia, the tax authority DIAN had more than 1.5 million issuers enabled for electronic documents in 2025. Its annual figure adds up invoices, notes and equivalent documents.
In Venezuela, ruling SNAT/2024/000102 requires digital invoices from online-only sellers and for the online sales of fiscal-machine users, with a control number from an authorised digital printer. In August 2026 the requirement to use only certified software was repealed.
Context
E-invoicing was born as a tax control tool, and each document goes through validation by the authority or an authorised provider. Every receipt records who sells, who buys, which products, at what price, with which taxes and when.
For the company, that amounts to a complete, structured record of its commercial activity. It can feed analysis of sales, purchases and taxes without collecting new data, as long as it is kept in its original format.
Table 1 · What each country requires and what volume it publishes
| Country | Scope of the mandate | Published volume | Authority |
|---|---|---|---|
| Mexico | All taxpayers since 2014 | 11,401 million receipts in 2025 (preliminary) | SAT |
| Brazil | Electronic invoice for transactions in goods | 61,580 million authorised since 2006 | State tax administrations |
| Chile | Invoices from all companies since February 2018 | No recent annual figure published | SII |
| Colombia | Those required to invoice, enabled with DIAN | 9,599 million documents in 2025 | DIAN |
| Venezuela | Online sales by online-only sellers or fiscal-machine users; optional for other authorised taxpayers | Not published | SENIAT |
Business implications
Keep the XML file of every receipt. The PDF is a rendering; the structured fields and the validation seals are in the XML. Storing it in a searchable repository is the first step towards analysing it.
Link invoicing, collections and inventory with one identifier. The invoice provides the tax side of each sale. Joined to the collections record and to inventory, it allows reconciliation without manual work and early detection of discrepancies.
In Venezuela, start with the online channel. The mandate currently covers sales through electronic means, and SENIAT must be able to consult those documents for ten years. Designing that flow with well-structured data leaves the company prepared if the scope widens.
Methodology & data
Figures published by SAT, the Portal Nacional da NF-e, SII and DIAN, and the text of the Venezuelan rulings as printed in the Official Gazette, consulted on 28 September 2026. Mexico's annual change and the per-second average are own calculations.
DIAN corrected its 2025 figure between the January and June 2026 versions of its report; the June version is used.
References
SAT. Open Data: electronic invoices, number of receipts (data to July 2026). · SAT (2025). Informe Tributario y de Gestión, fourth quarter of 2024. · Portal Nacional da NF-e. Estatísticas da NF-e (consulted 28 September 2026). · Chile's Internal Revenue Service (1 February 2018). News release on the full e-invoicing mandate. · DIAN (June 2026). Management Report 2025, revised version. · SENIAT. Ruling SNAT/2024/000102. Official Gazette of Venezuela 43,032, 19 December 2024. · SENIAT. Ruling SNAT/2026/00084. Official Gazette of Venezuela 43,435, 12 August 2026.