---
title: "Columntax (@columntax)"
description: "Tax software provider for mobile banks and fintech companies."
account: "columntax"
---

# Columntax

Tax software provider for mobile banks and fintech companies.

## APIs

2 public APIs with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/columntax/feed.md

- [column-tax-webhooks-1](https://skmtc.dev/columntax/apis/column-tax-webhooks-1.md)
- [column-tax-api](https://skmtc.dev/columntax/apis/column-tax-api.md): Tax filing: initialize filings, retrieve user tax returns, receive webhook events