Published state guides
State registration, tax and employer requirements remain separate from federal guidance. Choose a reviewed state guide below.
Entity registration
How and where a business registers depends on its structure and location; entity formation and many name filings are handled by state or local authorities.
General routing only across federal, state and local authorities. Source locator: Find out if you need to register your business; Register with state agencies; Register with local agencies
Open U.S. Small Business Administration high volatility
Atlas does not infer:
whether a particular activity creates a registration duty; which state must be chosen; legal-form suitability; state forms, fees or deadlines
DBA or fictitious-name registration and county or city licences can be separate from forming an entity, and requirements depend on the responsible state or local office.
Separation of entity formation, name registration and local licensing. Source locator: Register with local agencies; DBA discussion
Open U.S. Small Business Administration high volatility
Atlas does not infer:
whether a DBA is required; name availability or protection; publication requirements; local licence completeness
Foreign entity
An LLC, corporation, partnership or nonprofit corporation active in more than one state might need foreign qualification in states outside its formation state.
Conditional state-routing statement for listed entity families. Source locator: File for foreign qualification
Open U.S. Small Business Administration high volatility
Atlas does not infer:
the doing-business test in any state; whether qualification is mandatory for a reader; certificate or good-standing requirements in a specific state; tax liability
Tax registration
For a new LLC, partnership or corporation, the IRS instructs applicants to register the legal entity with the state before applying for an EIN.
Sequence for new legal entities seeking a federal tax identifier. Source locator: Before you apply — Form your entity first
Open Internal Revenue Service high volatility
Atlas does not infer:
state formation approval; EIN eligibility or issuance; tax classification; banking or licence approval
An EIN is a federal tax identification number for businesses, tax-exempt organizations and other entities.
Federal identifier purpose only; state formation, tax, licence and permit requirements remain separate gaps in this package. Source locator: Opening definition; Who needs an EIN
Open Internal Revenue Service high volatility
Atlas does not infer:
whether a reader needs an EIN; state tax registration; entity formation; beneficial-ownership reporting applicability
The IRS groups federal business taxes into income, estimated, self-employment, employment and excise taxes, while the applicable obligations depend on business form and activity.
Federal tax taxonomy only. Source locator: Business taxes opening; five general types
Open Internal Revenue Service high volatility
Atlas does not infer:
which tax applies to a reader; rates, thresholds, due dates or filing periods; state or local taxes; tax classification
Nonprofit registration
Nonprofit status is governed by state law, while recognition of exemption from federal income tax is governed by federal law.
State entity status versus federal tax status. Source locator: Opening distinction and pre-application steps
Open Internal Revenue Service high volatility
Atlas does not infer:
state nonprofit eligibility; automatic federal exemption; state charity solicitation registration; deductibility of contributions
Most organizations seeking federal tax-exempt recognition first need an EIN and then file the exemption application appropriate to their Internal Revenue Code category.
Federal application sequence with exceptions and category differences preserved. Source locator: Two-application sequence and form categories
Open Internal Revenue Service high volatility
Atlas does not infer:
501(c)(3) eligibility; Form 1023-EZ eligibility; approval or effective date; user fee or processing time
Employer registration
Employers must navigate federal employment-tax depositing and reporting, including federal income-tax withholding, Social Security, Medicare and federal unemployment tax.
Federal employer-tax layer only. Source locator: Understanding employment taxes; reporting and depositing sections
Open Internal Revenue Service high volatility
Atlas does not infer:
worker classification; which form or deposit schedule applies; state unemployment or withholding registration; payroll rates or deadlines
Licensing
Licences and permits depend on business activity, location and issuing authority; regulated federal activities may need a federal licence, while state, county and city requirements remain separate.
Authority routing and non-exhaustive examples only. Source locator: Federal licenses and permits; State licenses and permits
Open U.S. Small Business Administration high volatility
Atlas does not infer:
whether a licence is required; complete licence inventory; fees, renewals or processing time; professional or zoning approval
Recurring compliance
Ongoing reports, statements, fees, franchise taxes, amendments and licence renewals vary by state, business structure, industry and location.
Recurring-compliance categories and routing only. Source locator: Ongoing state filing requirements; Licenses, permits, and recertification
Open U.S. Small Business Administration high volatility
Atlas does not infer:
specific annual report duty; due date or fee; good-standing status; federal or state tax compliance outcome
Most tax-exempt organizations required to file an annual return or notice automatically lose federal tax-exempt status after failing to file for three consecutive years.
Federal automatic-revocation rule with statutory exceptions preserved. Source locator: Opening rule; automatic revocation overview
Open Internal Revenue Service high volatility
Atlas does not infer:
whether an organization must file; whether a listed revocation is correct; reinstatement eligibility; state-law consequences
Closure deregistration
Closing a business requires entity-appropriate final federal tax filings and account steps, while state closure responsibilities remain separate and the EIN remains the business’s permanent federal identifier.
Federal tax closure sequence and state-boundary reminder. Source locator: Opening scope; final returns; cancel EIN and close IRS business account
Open Internal Revenue Service high volatility
Atlas does not infer:
legal dissolution or withdrawal in a state; whether all returns or taxes are complete; EIN account closure acceptance; records-retention outcome