Understanding Estimated Tax Payments
Quarterly payments may apply to self-employed taxpayers, business owners, and others with income not fully withheld.
Official Tax Action Finder
Search official federal and state tax links for payments, refunds, notices, forms, payroll, sales tax, EIN, and more.
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This tool provides general guidance and official government links. It does not provide legal, tax, accounting, or financial advice. Always verify details with official government websites or contact the office for guidance specific to your situation.
Browse by state
Each state page lists official refund, payment, forms, sales tax, business tax, and notice links for that state, plus related federal resources.
Popular official links
Fast links to high-use official tax resources for refunds, payments, notices, authorization, business tax, and state agencies.
IRS notice help
If you received an IRS or state tax notice, do not ignore it. Notices may relate to missing information, balance due, identity verification, filing issues, or account adjustments.
Contact UsIRS & tax updates
Updates are provided for general awareness. Please verify deadlines with official government sources or contact the office.
Quarterly payments may apply to self-employed taxpayers, business owners, and others with income not fully withheld.
Identify the notice type, tax year, deadline, and requested response before taking action.
Foreign-owned U.S. entities may have federal filing and information-reporting responsibilities.
Businesses should understand registration, collection, filing frequency, and state-specific rules.
Payroll compliance may involve deposits, filings, employee forms, and recurring tax reporting obligations.
Tax deadline center
Due April 15
Quarterly: April 15, June 15, September 15, January 15
Due April 15, with automatic extension often available to October 15
Depends on your assigned schedule — monthly or semiweekly.
Typically due: monthly, quarterly, or annual, depending on state requirements.
March 15 for many partnerships and S corporations; April 15 for many C corporations
Deadlines may change. Please verify with the IRS, New York State, or contact our office.
What is an EA?
An Enrolled Agent, EA, is a federally authorized tax professional who may represent taxpayers before the IRS. EA representation may assist with IRS notices, correspondence, payment issues, and tax matters.
What is a POA?
POA stands for Power of Attorney. IRS Form 2848 allows an authorized representative to communicate with tax authorities on behalf of the taxpayer for the specific tax matters, forms, and years listed on the authorization.
It does not mean giving control over personal finances generally.
The firm supports foreign-owned U.S. entities with tax and compliance guidance, including U.S. entity tax filing, foreign-owned LLC considerations, FBAR-related resources, sales tax considerations, payroll considerations, and estimated tax guidance.
This website provides general information only and does not provide legal advice or guarantees.