The Litmus tax library
Prepare for your next tax filing
Practical guides to individual and business tax returns, international filing questions, ITIN applications and EIN administration.
60 articles found.
UK Tax
Amending a Self Assessment Tax Return
Need to amend a Self Assessment return? Organise the error, supporting evidence and revised calculation, and check the correct deadline and correction route.
Read article ↗EIN
Applying for an EIN Without an SSN or ITIN
Learn how overseas owners prepare an EIN application without an SSN or ITIN, choose a permitted filing method, and avoid identity and account mistakes.
Read article ↗ITIN
Applying for an ITIN from Pakistan
Learn how to prepare an ITIN application from Pakistan, assess eligibility, arrange acceptable documents and coordinate W-7 with a US tax return.
Read article ↗UK Tax
Closing a UK Company: Final Accounts and Corporation Tax Planning
Plan the tax work before closing a UK company, including final accounts, Corporation Tax, director balances, assets and records needed after strike-off.
Read article ↗Business Tax
Closing an LLC: Final Federal Tax Returns and Records
Plan an LLC closure with final tax returns, payroll and contractor reporting, asset records, account closure and a clear document-retention handover process.
Read article ↗UK Tax
Company Accounts and Corporation Tax Returns: Understanding the Difference
Understand how company accounts, CT600 and tax computations fit together, with separate filing responsibilities, payment dates and a practical review checklist.
Read article ↗EIN
Correcting an EIN Application and Updating IRS Business Records
Organize EIN application mistakes, name changes and address updates, choose the relevant IRS process, and keep an evidence trail of the correction.
Read article ↗UK Tax
Director Self Assessment: When a Separate Tax Return Is Needed
Check when a company director may need a personal Self Assessment return, and how salary, dividends, other income and HMRC notices affect the review.
Read article ↗EIN
Do You Need a Separate EIN for Each LLC?
Understand EIN questions for multiple LLCs, trading names and subsidiaries by separating legal entities, tax classifications and employment obligations.
Read article ↗Business Tax
Does an LLC with No Income Still Need to File Taxes?
Check whether an LLC with no income still has federal filings. Review tax classification, startup activity, owner transactions and separate state obligations.
Read article ↗Business Tax
Ecommerce Tax Records: Reconciling Form 1099-K with Sales
Reconcile Form 1099-K with ecommerce sales, refunds, processor fees and bank payouts. Build clear records and avoid reporting the same customer payment twice.
Read article ↗EIN
EIN Application Delays: Checking Status Without Duplicating Requests
Check an EIN application delay using submission evidence, current IRS processing guidance and authorized follow-up without creating duplicate requests.
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