---
title: "SEFAZ e-invoicing (NF-e, CT-e, MDF-e) IBS/CBS tax classification table updated: 2026-10-01 | Harbyn"
description: "SEFAZ e-invoicing (NF-e, CT-e, MDF-e) IBS/CBS tax classification table updated, announced Oct 1, 2026."
canonical: "https://harbyn.com/changes/sefaz/2026-10-01-ibs-cbs-tax-classification-table-updated"
last-updated: 2026-10-09
---

# SEFAZ e-invoicing (NF-e, CT-e, MDF-e) IBS/CBS tax classification table updated

Markdown version of <https://harbyn.com/changes/sefaz/2026-10-01-ibs-cbs-tax-classification-table-updated>.

Behavior change - SEFAZ e-invoicing (NF-e, CT-e, MDF-e). low severity. In effect.

Informe Técnico 2025.002 v1.70 updates the IBS/CBS cClassTrib and presumed-credit tables: new codes 000006, 200055, 200056, 400003, 400004 and 550026 to 550029, plus changes to document-type indicators on existing codes.

## Facts

| Fact | Value |
| --- | --- |
| Vendor | [SEFAZ e-invoicing (NF-e, CT-e, MDF-e)](https://harbyn.com/vendors/sefaz.md) |
| Kind | Behavior change |
| Severity | low |
| Status | In effect |
| Announced | Oct 1, 2026 |
| Added to Harbyn | Oct 9, 2026 |
| Lead time | No dated deadline |
| Review | Reviewed by a person, extracted by a model |

## Find it in your code

```sh
npx harbyn scan
```

This change names no identifier the scanner can match line by line, so the scan tells you whether your repository uses SEFAZ e-invoicing (NF-e, CT-e, MDF-e), from its packages and API hosts. Nothing leaves your machine.

## Sources

Where this event comes from: the page we read, when we read it, and the hash of that snapshot.

- <https://www.nfe.fazenda.gov.br/portal/listaConteudo.aspx?tipoConteudo=hXzemuyNHW4=> (changelog, fetched 2026-10-09 06:16 UTC, sha256 `f61c5fed59a6d8cfce76f8fe482b14ab0710bc4a0df3c91b6a2cc83c817bd3f4`)

## Related changes

### More from SEFAZ e-invoicing (NF-e, CT-e, MDF-e)

- [BP-e net value field and total value rule change on November 16, 2026](https://harbyn.com/changes/sefaz/2026-10-01-bp-e-layout-and-validation-updates.md) (Behavior change, effective Nov 16, 2026)
- [CT-e drops EPEC and FSDA contingency on November 16, 2026](https://harbyn.com/changes/sefaz/2026-10-01-ct-e-ct-eos-and-gtv-e-layout-updates.md) (Breaking change, effective Nov 16, 2026)
- [NF-e referencing an NFC-e or CF-e rejected from December 14, 2026](https://harbyn.com/changes/sefaz/2026-10-01-danfe-simplificado-tipo-2-for-in-person-and-remote-sales.md) (Behavior change, effective Dec 14, 2026)
- [NF-e/NFC-e net product value fields and prepaid ICMS group on November 3, 2026](https://harbyn.com/changes/sefaz/2026-10-01-layout-and-validation-rules-update.md) (Behavior change, effective Nov 3, 2026)

### Changes at other vendors

- [VTEX: Master Data public-field restrictions](https://harbyn.com/changes/vtex/2026-10-23-master-data-public-field-restrictions.md) (effective Oct 26, 2026)
- [NFS-e Nacional: vAjusteBC group added in restricted production](https://harbyn.com/changes/nfse-nacional/2026-10-20-criacao-do-grupo-vajustebc.md) (announced Oct 20, 2026)
- [Conta Azul: New client\_id format for new applications](https://harbyn.com/changes/contaazul/2026-10-01-novo-formato-de-client-id-para-novas-aplicacoes.md) (announced Oct 1, 2026)
- [Asaas: Alteração na estrutura de URLs públicas do Asaas](https://harbyn.com/changes/asaas/2026-09-25-alteracao-na-estrutura-de-urls-publicas-do-asaas.md) (effective Sep 28, 2026)

[All upcoming deadlines](https://harbyn.com/deadlines.md)