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HomeGuidesAPI reference
HomeGuidesAPI reference
  • Get started
    • Quickstart—Verify a Business
    • Quickstart—Register an entity for payroll taxes
    • Learn how Middesk works
    • Security
    • Changelog
  • Build with Middesk
    • Get your API keys
    • Understand API changes
    • Status codes and errors reference
    • Implement webhooks
    • Secure webhooks
    • Use GraphQL
    • Connect MCP
  • Verify a business (KYB)
    • Verify TIN
    • Verify name and address
    • Verify Secretary of State status
    • Verify owners and officers
    • Screen for sanctions and watchlists
    • Search for adverse media
    • Search for Politically Exposed Persons
    • Implement KYC
    • Evaluate operational status
    • Assess credit risk
    • Accelerate onboarding
    • Monitor business activity
    • Manage business entities

Manage business entities

Manage payroll tax account setup with state tax agencies like the Department of Labor, Department of Revenue, and more.

Learn the registration lifecycle

Understand how businesses complete payroll tax registration requests with Middesk.

Create a registration request

Create a registration request to collect tax information from your employers.

Configure webhooks for updates

Receive notifications for registrations, mail, information requests and more.

Get a demo
Contact your account manager or contact sales to inquire about access.
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