Guides
Guides
The rules behind our tools, explained in plain English — each one checked against its primary source, with the date we read it. Written by Uzair Ali Murtaza.
US car loan interest deduction
- US tax · tax years 2025–2028 The car loan interest deduction, explained Who can deduct interest on a car loan under the 2025 law, how the $10,000 cap and the income phase-out work, and what you need for your return — with the worked examples from the Treasury regulations.
- Vehicles · VIN How to tell where your car was assembled from its VIN The plant that built your car is written into the 11th character of its VIN — not the first. How to read it, check it with NHTSA’s free decoder, and confirm it on the label in the window.
Saudi retirement
- Saudi Arabia · GOSI · English guide Saudi retirement age after the July 2024 changes Since 3 July 2024, your statutory retirement age depends on your age and your contribution record on that one day. Who keeps 60 Hijri years, who moves up the transition table, and who retires at 65.
- Saudi Arabia · GOSI · English guide Early retirement in Saudi Arabia: months required and the new-law discount How many months of contribution you need to retire before the statutory age after the 2024 amendments — and how the 1445H law’s 360-month rule, 3% discount, minimum pension and 100% cap work.
How we work
Guides explain rules to help you understand them. They are not tax, legal or financial advice; the agency’s decision is the one that counts.