April 23, 2026 - Updated 1042-S Import Function
This update allows you to review the already mapped columns, so you can verify that the uploaded ...
April 8, 2026 - Product Update April
We are excited to announce the release of several new system updates.This release includes update...
March 11, 2026 - 1042-S E-Filing via IRIS in Calculus
Sprintax Calculus now supports electronic filing of Form 1042-S through the IRS IRIS system. This...
March 9, 2026 - SMS Multi-Factor Authentication for E-Signing
Calculus now supports SMS-based Multi-Factor Authentication (MFA) as an additional verification m...
March 5, 2026 - User Account Activation Update
A change has been introduced in how users activate their Calculus accounts if their original acti...
Feb 20, 2026 - New Admin Role
We are introducing a new restricted admin role: Account Creation Only.This role is designed to al...
Feb 19, 2026 - Form 1042 E-Filing Enhancements
We’re pleased to let you know of new Form 1042 e-filing enhancements that will go live today. Thi...
Feb 6, 2026 - New Enhancements
We’re pleased to share the latest Calculus updates, which introduce several enhancements aimed at...
Feb 3, 2026 - Calculus Platform Updates
Enhancements to improve user understanding and system safeguards, including:Additional confirmati...
Feb 3, 2026 - State Tax Form Updates
Updates to select state tax forms to align with 2026 requirements and ensure continued compliance...
Feb 3, 2026 - Form W-4 Updates
Changes related to the 2026 federal Form W-4, including support for new and updated fields and gu...
Jan 28, 2026 - 1042 Generation Instructions
We have prepared updated 1042 instructions for this 1042-S season. Below you will find instructio...
Jan 28, 2026 - State forms going live for 26TY
We're pleased to share the following state forms will be live for the 2026 tax year:Alabama - For...
Jan 26, 2026 - New Login Experience Documentation
We’re excited to share documentation to support our new login process that went live last week. T...
Jan 25, 2026 - 1042-S Correct Action & Change Log
We’ve introduced two new enhancements to improve visibility and control over 1042-S corrections i...
Jan 21, 2026 - Sprintax Calculus New Login Experience
Sprintax is introducing a more secure authentication method!Instead of multiple entry points, bot...