WELCOME TO

National Income Tax Service Inc

Professional tax consultant in Upper Marlboro, MD for individuals & businesses. IRS help, estate tax, fiduciary returns & tax planning. Call today.

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01

Accurate Tax Prep

Individual, business, estate & fiduciary returns done right.

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02

IRS Resolution

Support with audits, back taxes, payment plans & penalty relief.

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03

Smart Tax Planning

Year-round strategies to cut liability & plan for growth.

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ABOUT US

Personalized Tax Preparation for Every Client

National Income Tax Service Inc. is your local partner for professional tax support. Based in Upper Marlboro, Maryland, we specialize in tax preparation, IRS resolution, business tax filing, and estate returns. Our team offers tailored services for individuals, small businesses, and fiduciaries who need clarity, accuracy, and long-term tax planning solutions.


With years of experience, we understand that no two tax situations are alike. That’s why we don’t rely on cookie-cutter methods. Every client receives personalized attention, timely communication, and services rooted in accuracy and compliance.

OUR SERVICES

Full-Service Tax Support

We offer a wide range of tax services to meet the needs of our diverse clients. Whether you’re managing your first W-2 or wrapping up a complex fiduciary return, we’re equipped to handle it all.

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Individual Tax Filing

We prepare accurate and timely returns for Maryland residents and beyond, including federal, state, and local filings. We ensure you claim every deduction you’re eligible for and avoid common filing mistakes.

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Business Tax Filing

From small business owners to multi-member LLCs, we handle income, expense, payroll, and compliance matters. We work with corporations, partnerships, and sole proprietors.

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Partner Tax Filing

We handle partnership returns and K-1 distribution reporting with precision to help you meet your legal and financial obligations.

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Fiduciary Tax Services

Trusts and estates require specialized care. We assist fiduciaries in filing IRS Form 1041 and state returns accurately and on time.

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Estate Tax Returns

We help families manage estate-related tax responsibilities during sensitive times, ensuring compliance with Maryland and federal estate tax laws.

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IRS Tax Resolution

Dealing with IRS notices, back taxes, or audits? We provide strategic help with payment plans, tax debt relief, audit representation, and more.

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General Tax Consulting

Looking ahead? We offer year-round tax planning to help you forecast liabilities, make smart decisions, and legally reduce your tax burden.

Why Work With a Professional Tax Consultant?

Working with a qualified tax consultant ensures your financial documents are filed accurately, on time, and with your best interests in mind. Navigating tax laws alone can be risky—regulations shift every year, and a single oversight can lead to missed deductions, delays, or IRS audits.



Our clients rely on us not only for annual filings but for ongoing financial insight and compliance. Whether you’re trying to reduce your liability, catch up on years of back taxes, or manage a complicated estate, we guide you through every step of the process with professionalism and care.

Who We Help

Our clients come from all walks of life and financial backgrounds. We serve:



  • Individuals and families filing single or joint returns
  • Small business owners and freelancers
  • Real estate investors and entrepreneurs
  • Estates and fiduciaries
  • Partnerships and corporate entities
  • Clients facing IRS letters, audits, or legal tax issues


Whether you're filing this year’s return or resolving last year’s tax problems, we’re here with practical solutions and judgment-free support.

Our Approach to Client Service

At National Income Tax Service, we’re committed to providing high-quality service that’s responsive, honest, and easy to understand. Unlike large national tax chains, we offer direct communication, thorough file reviews, and one-on-one support from start to finish.



What you can expect:


  • Transparent pricing with no hidden fees
  • Virtual and in-person filing options
  • Clear guidance and easy-to-follow instructions
  • Accurate filing of federal and state returns
  • Assistance before, during, and after tax season


We're not just here for April deadlines. We’re here when the IRS sends a letter, when your income changes, or when your business grows.

Frequently Asked Questions

  • Do I need to come in person to file?

    No. We offer secure virtual appointments for clients who prefer to file remotely.

  • What documents should I bring to my appointment?

    Typical items include W-2s, 1099s, Social Security numbers, ID, last year’s return, and any deduction documentation. We’ll send a checklist ahead of time.

  • How long will it take to complete my return?

    Most returns are completed within 3 to 5 business days, depending on complexity and completeness of your documents.

  • Do you handle past-due returns?

    Yes. We regularly help clients catch up on unfiled returns, resolve penalties, and get back in good standing with the IRS.

Contact National Income Tax Service

Ready to get started? Let us take the stress out of tax season and help you file with clarity and confidence. Whether you’re looking for a dependable preparer or a long-term financial partner, we’re here to serve.