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SalesTaxx

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SalesTaxx Features

Tax Preparation & Filing

Automated Form Filling Auto-fills multi-state sales and use tax returns using aggregated transaction data.
Multi-Year Filing Manages multi-year historical sales tax registrations, prior disclosures, and back-filings.
Real-Time Calculations Calculates real-time state, county, and city sales tax rates based on customer rooftop addresses.
Return Preview & Validation Validates collected tax amounts and previews draft returns before final state submission.
e-File Support Supports direct electronic filing of sales tax returns across state revenue department portals.
Federal & State Tax Filing Preparation and electronic submission of federal and state tax returns.
Tax Extension Filing Assistance in filing for extensions when additional time is required.
Direct Deposit Options for direct deposit of tax refunds into bank accounts.

Income & Deductions Management

W-2 & 1099 Import Importation of income data from W-2 and 1099 forms.
Self-Employment Support Management of income and expenses for freelancers and independent contractors.
Investment & Capital Gains Reporting Calculation of taxes on investment income, including stocks and bonds.
Rental Income Management Handling of income and deductions related to rental properties.
Charitable Contributions Tracking and application of deductions for eligible charitable donations.
Medical & Educational Expenses Management of deductions related to medical costs and educational expenses.
Dependent Credits Calculation of credits and deductions for dependents.
Retirement Income & Contributions Handling of taxation on retirement income and contributions to retirement accounts.

Compliance & Audit Support

Automatic Updates Automatically updates dynamic state/local tax rates, economic nexus rules, and exemptions.
Tax Law Compliance Constantly aligned with Wayfair rulings, local tax jurisdictions, and state tax statutes.
Error Checking Automated validation flags uncollected taxes, jurisdiction mismatches, and data gaps.
Audit Risk Assessment Spots unregistered nexus exposure and uncollected liability risks before states audit.
Audit Assistance FinStackk CPA and tax experts assist with state sales tax audits and penalty abatement.
ID Validation Validates customer tax IDs and checks state resale exemption certificate numbers.
Nonprofit Support Manages 501(c)(3) sales tax exemption certificates and tax-exempt customer transactions.
Self-Employed & Gig Worker Compliance Ensuring proper reporting for self-employed individuals and gig workers.
Franchise Tax Compliance Assistance with state franchise tax requirements.

Business & Enterprise Features

Sales Tax Management Core capability managing end-to-end multi-state sales tax compliance, tracking, and remittance.
Multi-State Support Manages sales tax compliance across all 45+ US sales-taxing states and local jurisdictions.
Nexus Management Monitors physical and economic nexus thresholds with real-time distance-to-nexus tracking.
Business Tax Filing Preparation and filing for various business structures (C-Corp, S-Corp, LLC, Partnerships).
Payroll Tax Management Calculation and reporting of payroll taxes.
International Reporting Management of reporting requirements for international transactions.
Asset Depreciation Calculation of asset depreciation and tracking of fixed assets.

Integration & Automation

API Integration Connects billing, checkout, and e-commerce platforms via developer APIs to ingest sales data.
Third Party Integration Integrates with Stripe, Shopify, WooCommerce, Amazon, and ERP accounting software stacks.
E-Signature Integration Supports digital document sign-offs for state registrations and authorization forms.
Accounting Software Integration Direct sync with QuickBooks Online, Xero, NetSuite, and Sage Intacct to pull sales data.
Financial Data Import Ingests sales data from CSV/Excel files, billing engines, and e-commerce carts.
Estimated Tax Automation Calculation and scheduling of estimated tax payments.

Security & Data Protection

Data Encryption Protects financial data, tax records, and credentials using standard SSL/TLS and cloud encryption.
Two-Factor Authentication (2FA) Secures user login sessions and organizational administrative access using 2FA.
Role-Based Access Control (RBAC) Granular role-based user permissions separating accountants, administrators, and team members.
GDPR and CCPA Compliance Complies with international and US state data privacy regulations and security standards.
Fraud Protection Validates transactions to flag irregular sales spikes and fraudulent tax exemption entries.
Data Backup Continuous cloud data replication and automated backups ensuring historical audit defense.
IRS Security Standards Compliance with IRS regulations for secure electronic filing.

Analytics & Reporting

Customizable Reports Generates customized sales tax liability reports, nexus proximity trackers, and filing summaries.
Tax Planning & Forecasting Forecasts prospective sales tax liabilities and nexus exposure as multi-state sales scale.
Cryptocurrency Reporting Calculation of taxes on cryptocurrency transactions.

Brand Name	FinStackk
Information	FinStackk simplifies US expansion for startups, SMBs, and enterprises. Our unified platform manages every stage of business setup, from incorporation and accounting to payroll, taxes, compliance, fractional CFO, and legal support, all in one place.
Founded Year	2022
Director/Founders	Satya Yeruva
Company Size	1-100 Employees