Outsource Sales Tax Preparation Services for USA Businesses

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Sales Tax Preparation Services

Stay Fully Compliant With Multi-State Sales Tax Rules

Managing sales tax compliance across multiple states is complex. We assist CPA firms and businesses with accurate monthly, quarterly, and annual sales tax preparation.

Sales Tax Preparation

Our Sales Tax Services Include

Sales Tax Computation
  • State-wise rate identification
  • Final payable tax calculation
Filing Preparation
  • Monthly, quarterly & annual filings
  • Multi-state compliance
Nexus Review Support
  • Determining states where registration is required
  • Marketplace nexus (Amazon, Shopify, eBay, etc.)
Reconciliations
  • Comparing sales records with tax collected

Our Process

Review sales data

from accounting system

Map

taxability rules

Reconcile

with platform records

Prepare

state-specific filing schedules

Provide

final return for filing

Why Choose Infolex

  • Multi-state expertise
  • Knowledge of changing US sales tax laws
  • Error-free reporting
  • Seamless handling of high-volume e-commerce data

FAQs

Yes. We prepare returns for all US states with nexus requirements.

Yes. We support Amazon, Shopify, Walmart, Etsy, and other platforms.

Yes. We help identify economic and physical nexus exposure.

Monthly, quarterly, or annually — based on state requirements.

Yes. We reconcile sales, tax collected, and filings to ensure accuracy.

Yes. We prepare documentation and draft responses for CPA review.