# Brazilayer Tax Reform Calendar

> Brazilayer Tax Reform Calendar is a paid API for AI agents from api.brazilayer.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).

Returns Brazil's tax transition timeline from 2026 to 2033, showing which taxes (PIS/COFINS, IPI, ICMS, ISS) are active each year, at what rate, and when each is extinguished under the reform.

## Facts

- Endpoint: GET https://api.brazilayer.com/v1/tributos/calendario
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/brazilayer-tax-reform-calendar-cfef4010
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_CI8KOscGMxLy5V1phcLWZ

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability brazilayer-tax-reform-calendar-cfef4010
```

Example prompt: What taxes are still in force in Brazil in 2029, and has ICMS been extinguished by then? I need to know if the tax rule I applied to this transaction is still valid under the reform calendar.

## When to prefer this

Choose this endpoint when you need to verify whether a specific Brazilian tax (PIS/COFINS, IPI, ICMS, or ISS) is legally in force during a given year, or to understand the phased extinction schedule of legacy taxes under Brazil's tax reform. Prefer it over general tax databases when you need the official transition timeline with year-specific rates, especially for compliance validation on contracts, invoices, or financial models spanning 2026–2033.

## Known failure modes

- Network or API unavailability returning a 503 error
- Payment required error (402) if x402 micropayment is not processed
- Year outside the 2026–2033 range returning no data or an error
- Unexpected schema changes if Brazilayer updates its API structure

## How this service works

Brazil's tax transition calendar, year by year from 2026 to 2033: which taxes are in force each year, at what rate, and when PIS/COFINS, IPI, ICMS and ISS are extinguished. The context an agent needs to know whether the tax rule it used is still valid on the date of the transaction. Free sample, no payment: https://api.brazilayer.com/v1/tributos/amostra

## Output

A year-by-year calendar (2026–2033) listing which taxes (PIS/COFINS, IPI, ICMS, ISS) are in force each year, their applicable rates, and the dates on which each tax is extinguished or replaced as part of Brazil's ongoing tax reform transition.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/brazilayer-tax-reform-calendar-cfef4010/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.brazilayer.com](https://www.zero.xyz/host/api.brazilayer.com/llms.txt)