How much HRA can I claim on ₹9,000 rent in a tier-2 city?

Based on these numbers, the exempt HRA amount is about ₹76,000 — ₹52,000 remains taxable.

What is HRA exemption?

Under Section 10(13A), the HRA exemption is the least of: actual HRA received, rent paid minus 10% of basic salary, or 50% of basic salary (metro) / 40% (non-metro). Only available under the old tax regime.