Guides
Guides to the rules behind every filing, written from IRS, FinCEN, state, Companies House and HMRC sources, with each fee and deadline linked to where it comes from.
Guide
BOI Report 2026: Who Still Has to File with FinCEN
US LLCs no longer file BOI reports. What changed, who still reports, and how to spot fake BOI demands.
Guide
Companies House Identity Verification: 2026 Guide
Who must verify their identity with Companies House, by when, and how to do it free.
Guide
Form 5472: Who Files, Due Dates, Penalties and How to File
Who files Form 5472, what to report, 2025 and 2026 due dates, how to fax or mail it, and the penalty.
Guide
How to Close a Limited Company in the UK: Your Options
The four ways to close a UK limited company, what to settle first, and what happens to money left behind.
Guide
How to Create an LLC: Step by Step for Any State
The nine steps to form and register an LLC in any US state, with official fees and what comes after filing.
Guide
How to Register a Company in the UK: Step by Step
Register a UK private limited company yourself on GOV.UK, step by step, plus what to do after.
Guide
LLC Tax Filing Deadlines 2026 and 2027 by LLC Type
Federal and state LLC deadlines for 2026 and 2027, by how your LLC is taxed, with extensions and estimated tax dates.
Guide
Making Tax Digital for Income Tax: Who, When and How
Who must use Making Tax Digital for Income Tax, what to send each quarter, and how penalties work.
Guide
US LLC for Non-Residents: How Foreigners Form and Run One
How a founder abroad forms a US LLC, gets an EIN, opens payment accounts and stays compliant each year.
Guide
UTR Number: What It Is and How to Get or Find It
Personal and company UTR numbers explained: how to get one, how long it takes and how to find a lost one.
Guide
W7 Form: How to Complete Form W-7 for an ITIN from Abroad
Every line of Form W-7, the reason codes, the 13 accepted documents and the three ways to submit.
Guide
What Is an LLC? Meaning, Taxes and How It Works
What an LLC is, how limited liability works, how the IRS taxes it and what it costs to form and keep.
Guide
CT600: The Company Tax Return Form Explained
The CT600 explained: who files, deadlines, supplementary pages, iXBRL, software and the £200 penalties.
Guide
Companies House Fees 2026: Full List and Changes
Every 2026 Companies House fee, what changed on 1 February 2026, what is free and the late penalties.
Guide
LLC Articles of Organization: What They Contain and Cost
What goes in an LLC’s Articles of Organization, what the public sees, and how to amend or copy them.
Guide
Micro-Entity Accounts: Thresholds, Contents and 2028 Changes
Micro-entity thresholds from April 2025, what the accounts contain and what changes on 1 April 2028.
Guide
Register as a Sole Trader in the UK: Steps and Deadline
When you must register as a sole trader, how to do it with HMRC, and what happens after you register.
Guide
Texas Franchise Tax for LLCs: 2026 and 2027 Guide
Who pays Texas franchise tax, the $2.65m threshold, the information report every LLC still files, and how to file.
Guide
VAT Registration Threshold: The £90,000 Rules Explained
The £90,000 VAT threshold, the 12-month and 30-day tests, what counts, NETPs and late penalties.
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