Simplifying Sales and Use Taxes

Welcome to the world of simplified Sales and Use Tax. Our mission is to empower you with the knowledge and skills to confidently address sales and use tax matters

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Curving honeybee path symbolizing Barbara J. Thomas' legacy, guiding the Sales Tax Sisters' mission

Sales Tax Sisters Mary and Stephanie providing sales and use tax guidance

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Comprehensive Tax Solutions

Explore our range of services designed to simplify your tax compliance journey.

Nexus Study

Our study simplifies the tricky world of nexus, explaining your client’s sales tax registration responsibilities so they can make smart choices!

Taxability Research

We link your client’s business operations with sales and tax laws, making a simple, smooth plan for following the sales and use tax rules.

Audit Support

We bridge the gap between your client and the taxing authority, ensuring fairness and thorough resolution of audit concerns.

Certificate Review

We verify that certificates align with the taxing authority standards and guidelines. Most tax-free sales must be documented correctly by the seller.

Workflow Support

Optimize your sales and use tax compliance workflow with our support to address both sales and taxable purchases concerns.

Use Tax Support

We simplify use tax compliance with proactive support to assist your clients in addressing an often overlooked area of tax compliance.

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Upcoming Events

Discover tax information, networking opportunities, and learning at our upcoming events and seminars. Connect with us and expand your tax knowledge.

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Boost your tax
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our courses

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Navigate Complex Topics:

Expand Your Tax Knowledge:

Our courses allow you to delve deeper into tax-related topics, providing you with a strong knowledge base.

Experienced Tax Professionals:

Learn from tax professionals with decades of experience in the field.

Our courses will help you understand and address complex tax matters, such as taxability, local taxation, and sales and use tax audits.

Confidence in Tax Management:

Gain confidence in managing sales and use tax matters, potentially leading to greater professional success.

Mary C. Thomas
Attorney - CPA

Sthepanie M. Thomas - The Sales Tax sisters

Stephanie M. Thomas
CPA

About

The Sales Tax Sisters

We are Mary and Stephanie, the dynamic duo behind The Sales Tax Sisters.

With over 40 years of collective experience in the field of state and local tax, we can help bookkeepers and accountants address the sales and use tax needs of their clients. From navigating tricky topics like nexus, taxability, and local tax, to handling sales and use tax audits, we've got you covered!

Efficient Collaboration

Customized Service

Stay updated with the latest in sales and use tax news, expert tips, and valuable insights from our most popular blogs

“Did Somebody Say Jail?”- Sales and Use Tax Penalties & Collections

Feb 16, 2023
1 min

Audits

“Did Somebody Say Jail?”- Sales and Use Tax Penalties & Collections

Everyone knows that there will be penalties if sales and use tax is not correctly addressed. A colleague asked if we ever heard of anyone...

Aug 14, 2022
1 min

General Business

Sales Tax Exemptions Explained!

When making exempt sales to exempt, it is important that you obtain all appropriate documentation required to substantiate the tax-free...

Taxable Purchases Made Easy! 5 Rules to Use

Nov 9, 2021
2 min

Sales Tax Returns

Taxable Purchases Made Easy! 5 Rules to Use

Taxable purchases are one of the most misunderstood topics as it relates to sales & use tax. While it is a line item on almost all sales...

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Discover what our clients says!

See what our clients say about our services. Our dedication to expertise and unwavering professionalism earns trust and gratitude.

Working with Mary and Stephanie, renowned industry experts, is an incredibly positive experience. Their precise answers and guidance are invaluable. Having them in my network greatly benefits my retail-focused bookkeeping.

Rachel Dauchy
Founder, NetDeposited

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