According to a recent Supreme Court judgement dated 19/02/2008 in the case of Thiruvengada Pillai Vs. Navaneethammal and Anr., the stamp papers do not have any expiry period.
GST Live Certification Course (39th Batch) - April 2024 (Weekend Batch) (With Certificate)
"Live class on Python for Financial Analysis: Unlocking Efficiency in Accounting and Finance"