v1
latestOpenAPI 3.1.02026-08-042784116.2 KBEmbedded Signup
post/accounts/signup
Query parameters
verboseboolean
Headers
authorizationstring nullable
Request body
user_emailstring required
business_namestring required
entity_type'unset' | 'c_corp' | 'p_corp' | 'llc' | 'llp' | 'lp' | 'gp' required
tax_classification'unset' | 'corp' | 's_corp' | 'partnership' | 'disregarded' | 'tax_exempt' required
The IRS tax classification for an entity.
In some circumstances, a company can elect to be treated different from the entity type for tax purposes. For example, an LLC can elect to be taxed as a corporation.
- Corp: taxed as a corporation, the default for C Corps
- S Corp: election using IRS Form 2553
- Partnership: taxed as a partnership, the default for LPs
- Disregarded: taxes pass through to the members, default for LLCs
- Tax Exempt: an entity that is recognized by the IRS as being exempt from paying federal income taxes on its earnings
incorporation_locationstring required
incorporation_datestring date required
einstring nullable
llc_managed_type'member_managed' | 'manager_managed'
business_purposestring nullable
business_phonestring nullable
business_emailstring nullable
naics_codestring nullable
accounting_method'accrual' | 'cash'
accounting_period'fiscal' | 'calendar'
accounting_year_end1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12
futa_liability_yearstring nullable
external_company_idstring nullable
authorization_callback_urlstring nullable
Response
Successful Response
legal_entity_idstring required
authorization_urlstring nullable
This is deprecated. Please see url field
urlstring nullable
This is a session scoped URL that allows users to complete the signup process.