Knowledge Centre › Tools
Quick calculators and checkers built on the current law, with the exact rule behind every answer.
Find out if you are a Non-resident, RNOR or Resident in India for tax year 2026-27 or 2025-26, with the section that decides it.
Check your status → India · GSTLate fee on a late GSTR-3B, GSTR-1 or GSTR-9: days late, the CGST and SGST split, and the turnover-based cap.
Calculate late fee → India · GSTInterest at 18% on GST paid late in cash, with the formula shown and the 2024 cash ledger rule built in.
Calculate interest → India · GSTThe premises owner’s consent letter for GST registration, in English or Hindi, with exactly which documents to upload. Nothing leaves your device.
Create your letter →Do you need to file a 1099 for a contractor? The new $2,000 threshold for 2026, who is exempt, and your deadline.
Check a contractor → United States · Foreign accountsLiving in the US with Indian accounts? See whether you must report them, with thresholds and due dates.
Check your accounts → United States · PayrollSalary plus payroll taxes, workers’ comp and benefits for 2026 and 2027, compared with outsourcing.
Calculate the cost → United States · PenaltiesThe IRS penalty per owner, per month for late partnership and S corporation returns, and how to get relief.
Calculate the penalty → United States · W-9Fill in the official IRS Form W-9 with plain-English questions, sign on screen and download. Your details never leave your device.
Fill in your W-9 →