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Operator guideIncorporation is the easy part. The 12 months after are full of foundational tasks that determine whether your entity is investor-ready.
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Post Incorporation Checklist · File.Business

Post-incorporation checklist. First 12 months for founders.

After incorporation, founders face a long list of follow-on tasks: EIN, bank account, founder stock issuance with 83(b) elections, IP assignments, operating cadence, hiring, fundraising prep, BOI, tax filings. This guide walks through the standard 12-month timeline for a newly-incorporated Delaware C-Corp or LLC, with month-by-month and quarter-by-quarter checkpoints.

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Key facts

Start here.

Key fact
Month 1

EIN, banking, founder stock + 83(b), bylaws/OA adoption, BOI filing.

Key fact
Month 2-3

State business registrations, IP assignment, initial contracts and templates.

Key fact
Month 6

Mid-year review, books reconciliation, employment infrastructure.

Key fact
Month 12

Annual report, tax preparation, investor diligence readiness.

Key fact
Continuous

Compliance tracking, ongoing entity hygiene, cap table maintenance.

In depth

The full picture.

01

Month 1: Essentials

EIN obtained (same-day for US founders; 1-3 weeks for foreign). Business bank account opened. Founder stock issuance with signed Stock Purchase Agreements. 83(b) elections filed within 30 days (critical - missing this is a six-figure mistake). Bylaws (corp) or Operating Agreement (LLC) adopted. BOI filing to FinCEN within 30 days. Initial corporate resolutions adopted at first board/member meeting.

02

Month 2-3: Operations Foundation

State business registrations (sales tax permit, employer registrations if hiring). IP assignment agreements for founders. Initial contracts in place: NDA, customer template MSA, vendor templates. Books and accounting set up (Quickbooks Online, Xero, or our books service). Compliance tracking initiated.

03

Month 4-6: First Hire / First Customer Phase

First employee or contractor (if applicable): payroll service setup, workers comp insurance, employment agreements, IP assignment. First major customer contracts using template MSA. State tax registrations in nexus states.

04

Month 6-9: Mid-Year Review

Books reconciliation: are revenue and expenses accurately categorized? Cap table review: are option grants up to date? Compliance review: are state registrations current? Compliance check on BOI and any quarterly filings (941 for employees).

05

Month 9-12: Year-End Prep

Annual report filing (state-specific timing). Tax preparation: estimated tax payment Q4 (January 15). 1099-NEC issuance to contractors (January 31). W-2 issuance to employees (January 31). State employer year-end reports.

06

Ongoing: Compliance Cadence

Quarterly: 941 employer filings (April 30, July 31, October 31, January 31). Quarterly estimated tax (April 15, June 15, September 15, January 15). Monthly: bookkeeping reconciliation, payroll, sales tax filings (if monthly). Annual: state annual report, federal and state tax returns, BOI updates.

07

Investor Readiness

Data room: incorporation documents, bylaws/OA, cap table, financial statements, customer contracts, IP assignments, employment agreements. By month 12: data room should be assembled and current.

08

Common Mistakes

Missing 83(b) deadline (30 days from grant). Skipping IP assignments from contractors. Operating without business bank account (commingling pierces the LLC veil). Failing to file annual report. Not tracking state registrations as you expand.

Need help setting up?File.Business handles entity formation, EIN, banking, cap table, contracts, and ongoing compliance.
FAQ

Common questions.

What is the first thing I should do after incorporation?
EIN application. Same-day for US founders with SSN; 1-3 weeks for foreign founders via paper SS-4.
When do I file 83(b)?
Within 30 days of receiving restricted stock. Critical for tax treatment.
When do I file BOI?
Within 30 days of entity formation (for entities formed 2024+). Penalty $500/day for non-compliance.
Do I need an operating agreement immediately?
Adopt within Month 1. Required for banks and counterparties; strengthens liability shield.
When do I hire my first employee?
Whenever revenue or workload justifies. Each hire requires: employer registrations (federal + state), workers comp, payroll service, employment agreement.
When do I file first tax returns?
Depends on entity type and fiscal year. C-Corp: April 15 calendar year. LLC partnership: March 15. LLC disregarded: April 15 with personal 1040.
How do I track compliance?
Spreadsheet works for early stage. Our compliance tracking software automates state and federal deadlines.
When do I issue 1099-NEC?
To contractors paid $600+ in calendar year. Due January 31.

Founder-ready foundation.

Form your entity, get the EIN, set up banking, manage the cap table, file BOI. All in one place.

Educational guide. Specific situations require professional legal and tax advice.

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