Bloomberg Tax (BTAX)

Bloomberg Tax (BTAX) is a comprehensive tax research, planning, and compliance platform providing tax professionals with authoritative primary sources, expert analysis, and practical tools. Bloomberg Tax covers federal, state, and international tax law and provides data APIs for integrating tax rates, regulations, and guidance into enterprise tax technology workflows.

Bloomberg Tax (BTAX) publishes 2 APIs on the APIs.io network. Tagged areas include Tax, Tax Research, Tax Compliance, Tax Planning, and Federal Tax.

Bloomberg Tax (BTAX)’s developer surface includes developer portal, documentation, support, and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub

27.4/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessFreemium

2 APIs 6 Features 4 Use Cases

TaxTax ResearchTax ComplianceTax PlanningFederal TaxInternational TaxBloomberg Tax

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 27.4/100 · emerging

Contract Quality 0.0 / 25

Developer Ergonomics 4.3 / 20

Commercial Clarity 12.1 / 20

Operational Transparency 4.1 / 13

Governance 0.0 / 12

Discoverability 6.9 / 10

Agent readiness — 3/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 10

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/bloomberg-tax-btax: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 2

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Bloomberg Tax Btax Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Bloomberg Tax Btax Finops

FINOPS

Features 6

Notable capabilities this provider offers.

Primary Tax Sources

Access to IRC, regulations, rulings, and court decisions.

Expert Analysis

Bloomberg Tax practitioner analysis and practice portfolios.

Tax Rates Database

Federal, state, local, and international tax rates data.

News and Updates

Real-time tax news and regulatory update alerts.

Transfer Pricing Tools

Comparables databases and documentation tools for transfer pricing.

Workpapers Integration

Integration with tax workpaper and compliance software.

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Bloomberg Tax Btax Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Use Cases 4

What developers build with this provider.

Tax Research

Research federal and state tax law using authoritative primary sources.

Tax Planning

Analyze tax planning strategies with expert guidance and analysis.

International Tax Compliance

Navigate international tax obligations and transfer pricing rules.

Tax Technology Integration

Integrate Bloomberg Tax data into tax software and ERP systems.

Resources

Get Started 1

Portal, sign-up, and the first successful call

Portal

Portal

Documentation 1

Reference material describing how the API behaves

Documentation

Documentation

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support

Support

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 1

The organization behind the API

LinkedIn

Source (apis.yml)

aid: bloomberg-tax-btax
name: Bloomberg Tax (BTAX)
description: Bloomberg Tax (BTAX) is a comprehensive tax research, planning, and compliance platform providing tax professionals
  with authoritative primary sources, expert analysis, and practical tools. Bloomberg Tax covers federal, state, and international
  tax law and provides data APIs for integrating tax rates, regulations, and guidance into enterprise tax technology workflows.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/bloomberg-tax-btax.png
url: https://raw.githubusercontent.com/api-evangelist/bloomberg-tax-btax/refs/heads/main/apis.yml
created: '2024-01-01'
modified: '2026-04-21'
specificationVersion: '0.19'
tags:
- Tax
- Tax Research
- Tax Compliance
- Tax Planning
- Federal Tax
- International Tax
- Bloomberg Tax
apis:
- aid: bloomberg-tax-btax:btax-data-api
  name: Bloomberg Tax Data API
  description: Access Bloomberg Tax data including tax rates, regulations, guidance, and compliance data for integration into
    enterprise tax technology systems and workflows. Covers federal, state, and international tax data.
  humanURL: https://pro.bloombergtax.com/
  baseURL: https://api.bloombergtax.com
  tags:
  - Tax Rates
  - Tax Regulations
  - Compliance Data
  - Federal Tax
  - State Tax
  properties:
  - type: Documentation
    url: https://pro.bloombergtax.com/
- aid: bloomberg-tax-btax:btax-transfer-pricing
  name: Bloomberg Tax Transfer Pricing
  description: Specialized transfer pricing research and data platform providing comparables databases, country-by-country
    reporting data, and transfer pricing documentation tools for multinational tax compliance.
  humanURL: https://pro.bloombergtax.com/transfer-pricing/
  baseURL: https://api.bloombergtax.com/transfer-pricing
  tags:
  - Transfer Pricing
  - International Tax
  - BEPS
  - Comparables
  properties:
  - type: Documentation
    url: https://pro.bloombergtax.com/transfer-pricing/
common:
- type: DomainSecurity
  url: security/bloomberg-tax-btax-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/bloomberg-tax
- type: Portal
  url: https://pro.bloombergtax.com/
- type: Documentation
  url: https://pro.bloombergtax.com/
- type: TermsOfService
  url: https://www.bloomberg.com/notices/tos/
- type: PrivacyPolicy
  url: https://www.bloomberg.com/privacy/
- type: Support
  url: https://pro.bloombergtax.com/contact/
- type: Features
  data:
  - name: Primary Tax Sources
    description: Access to IRC, regulations, rulings, and court decisions.
  - name: Expert Analysis
    description: Bloomberg Tax practitioner analysis and practice portfolios.
  - name: Tax Rates Database
    description: Federal, state, local, and international tax rates data.
  - name: News and Updates
    description: Real-time tax news and regulatory update alerts.
  - name: Transfer Pricing Tools
    description: Comparables databases and documentation tools for transfer pricing.
  - name: Workpapers Integration
    description: Integration with tax workpaper and compliance software.
- type: UseCases
  data:
  - name: Tax Research
    description: Research federal and state tax law using authoritative primary sources.
  - name: Tax Planning
    description: Analyze tax planning strategies with expert guidance and analysis.
  - name: International Tax Compliance
    description: Navigate international tax obligations and transfer pricing rules.
  - name: Tax Technology Integration
    description: Integrate Bloomberg Tax data into tax software and ERP systems.
maintainers:
- FN: Kin Lane
  email: kinlane@gmail.com