Industry vertical

Tax Compliance Software

Companies providing software solutions that help businesses and individuals manage tax filing, compliance, and regulatory reporting.

4 providers 15 APIs 3 enterprise adopters

Tax Compliance Software on the APIs.io network indexes 4 providers publishing 15 APIs across this industry vertical.

Notable providers include Intuit, KPMG, H&R Block, and EY — each profile links out to that provider’s APIs, schemas, and governance artifacts.

Related industries: Professional Services, Technology, Enterprise Software, and Human Resources & Payroll. Browse every industry vertical at industries.apis.io.

About this industry

The Tax Compliance Software vertical on the APIs.io network is tracked across 1 sub-sector — General — mapping 4 companies from ongoing API Evangelist industry research to the providers and APIs they operate on the network.

Market demand

Providers above are the supply side. This is the demand side — enterprises adopting API & AI technology in this vertical, drawn from API Evangelist Insights. Names and maturity are enterprise-scoped; they don't overlap with the provider catalog.

3enterprises adopting
#6 / 50adoption maturity rank
Statefulnessstrongest layer
Customization & Adaptationweakest layer

Leading adopters

EY233Intuit196KPMG51

AI & API adoption maturity

Mean adoption intensity across the enterprises above, by capability layer — how this vertical is maturing, from foundational models through governance and FinOps.

Statefulness
78.0
Economics & Sustainability
71.9
Foundational Layer
68.3
Retrieval & Grounding
51.8
Governance & Risk
49.4
Efficiency & Specialization
45.1
Measurement & Accountability
40.3
Productivity
38.7
Integration & Interoperability
30.2
Customization & Adaptation
19.5

Demand data: API Evangelist Insights — enterprise API & AI adoption signals.

Providers (4)

Provider Description APIs Rating
Intuit Collection of APIs offered by Intuit for financial and business management services. 1 strong
KPMG KPMG is one of the Big Four professional services organizations, operating through a global network of independent member firms affiliated with KPMG International Limited, a pri... 1 developing
H&R Block H&R Block is a major US corporation and Fortune 1000 company. The H&R Block API provides programmatic access to its platform services, data, and integrations for enterprise cust... 1 minimal
EY One of the Big Four professional services firms providing audit, tax, consulting, and advisory services. Operates in over 150 countries helping businesses navigate regulatory an... 0 minimal

APIs in this industry (15)

All 15 APIs.

Intuit APIs

Intuit
Intuit APIs provide developers with access to a wide range of services and functionalities to help them build innovative solutions for fi...

Intuit Customers API

Intuit
A Customer object represents a consumer of the service or product that the business offers. The Customer entity allows you to categorize ...

Intuit Invoices API

Intuit
An Invoice represents a sales form where the customer pays for a product or service later. QuickBooks records an accounts receivable tran...

Intuit Items API

Intuit
An Item represents a product or service that a company buys, sells, or re-sells, such as products, shipping charges, discount, and sales ...

Intuit Payments API

Intuit
A Payment object records a payment received from a customer against one or more invoices or credit memos. Payments can be applied to spec...

QuickBooks Custom Fields API

Intuit
The QuickBooks Custom Fields API is a premium API that provides programmatic access to custom field definitions and values in QuickBooks ...

QuickBooks Desktop API

Intuit
The QuickBooks Desktop API allows developers to integrate with QuickBooks Desktop applications using qbXML messages. It provides capabili...

QuickBooks Payments API

Intuit
The QuickBooks Payments API enables developers to process credit card charges, bank account debits (ACH), and manage payment methods with...

QuickBooks Payroll and Time API

Intuit
The QuickBooks Payroll and Time API provides programmatic access to payroll and time-tracking data within QuickBooks Online. It supports ...

QuickBooks Projects API

Intuit
The QuickBooks Projects API is a premium API that provides programmatic access to project data within QuickBooks Online Plus, Advanced, A...

QuickBooks Sales Tax API

Intuit
The QuickBooks Sales Tax API is a premium API that provides programmatic access to the automated sales tax calculation capabilities withi...

KPMG Movements API

KPMG
The Movements API from KPMG — 4 operation(s) for movements.

KPMG Origins (IWTS)

KPMG
KPMG Origins is the public-facing platform implementing the NSW Integrated Waste Tracking System (IWTS) and is the single discoverable pu...

KPMG Registries API

KPMG
The Registries API from KPMG — 2 operation(s) for registries.

H&R Block API

H&R Block
The H&R Block API provides access to platform services and data for enterprise integration and automation.

Related industries

Professional Services (2 shared) Technology (1 shared) Enterprise Software (1 shared) Human Resources & Payroll (2 shared)

Sub-sectors tracked in this industry: General.

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Tools for industries

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  • find_industriesBrowse and filter every industry in the catalog.
  • get_industry_leadersPRO — top-rated providers in this industry.
  • cohort_statsPRO — the distribution across the whole industry.
  • industry_gap_analysisPRO — artifact types the whole vertical is missing.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
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