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Resources | MKB Financial Group | Tax Tips & Tools
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Tools & Calculators

Everything you need to estimate your refund, book your consultation, and connect with MKB — all in one place.

Free Tool
01
Refund Estimator

Get a quick estimate of your federal tax refund based on your income, filing status, and withholding. No SSN required. Takes less than two minutes to complete.

Use Estimator →
Free · No Obligation
02
Book a Consultation

Schedule a free 15–30 minute consultation to discuss your tax situation, bookkeeping needs, or business finances. No pressure, no commitment required.

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Make a Payment
03
Client Payment Portal

Ready to pay your invoice? Submit your payment securely through the MKB client portal. Fast, simple, and secure from start to finish.

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IRS Direct
04
IRS Where’s My Refund

Check the real-time status of your federal tax refund directly on the IRS website. Updated daily. Have your SSN, filing status, and expected refund amount ready.

Check Status →

Important Tax Deadlines

Missing a deadline means penalties and interest. Mark these dates now — and let MKB keep you ahead of all of them year-round.

Jan15
2025 Q4
Q4 2025 Estimated Tax Payment
4th quarter estimated payment due for self-employed individuals and business owners.
Jan31
Employers
W-2s & 1099s Must Be Sent
Employers must distribute W-2s to employees and 1099s to contractors by this date.
Mar17
Business
S-Corp & Partnership Returns Due
Form 1120-S and Form 1065 federal returns must be filed or extension submitted.
Apr15
Key Date
Individual & C-Corp Returns Due
Federal individual (Form 1040) and C-Corp (Form 1120) returns due or extension filed.
Apr15
Q1 2026
Q1 2026 Estimated Tax Payment
First quarter estimated payment due for self-employed individuals and business owners.
Jun16
Q2 2026
Q2 2026 Estimated Tax Payment
Second quarter estimated payment due for self-employed individuals and business owners.
Sep15
Q3 + Extended
Q3 Estimated Tax & Extended Business Returns
Q3 estimated payment due. Extended S-Corp and Partnership returns also due.
Oct15
Final
Extended Individual Returns Due
Final deadline for extended individual federal returns. No further extensions granted.

Never miss a deadline again.

MKB Financial Group manages your complete tax calendar year-round.

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Guides for Business Owners

Practical information to help you understand your finances, make smarter decisions, and stay compliant all year long.

Business Structure
LLC vs. S-Corp: Which Is Right for Your Business?

Understanding the difference between an LLC and S-Corp election can save you thousands in self-employment taxes every year.

Bookkeeping
The 5 Bookkeeping Mistakes That Cost Small Businesses the Most

Mixing personal and business finances, skipping reconciliations, and ignoring receipts are just the start.

Tax Planning
Why You Should Pay Quarterly Estimated Taxes

If you’re self-employed or own a business, waiting until April to think about taxes is costing you money every quarter.

Self-Employment
Top Deductions for 1099 Contractors & Freelancers in 2026

Home office, vehicle mileage, equipment, software, and more. Most 1099 earners leave 10–20% of deductions uncaptured.

Tax Preparation
What Documents Do I Need to File My Business Return?

A complete checklist for LLCs, S-Corps, and sole proprietors — income records, expense documentation, and more.

Identity Protection
What Is an IRS IP PIN and Do You Need One?

An Identity Protection PIN prevents anyone from filing a tax return using your SSN. Learn how to get one.

Let’s Talk Through Your Specific Situation.

Every business is different. Book a free consultation and get answers tailored to your exact circumstances — not generic advice from the internet.

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