I've been researching the practical impact of supplier GST cancellations on buyers specifically mid-size manufacturers (₹5-50 Cr turnover). The legal risk is clear (DRC-01, 18% interest, 1-3 year litigation), but I'm struggling to understand how businesses deal with this on the ground.

I'd be grateful if practitioners who serve these clients could share their real-world experience on a few points:

1. How common is this? In your client base, roughly how often does a manufacturer get blindsided by a notice because a supplier's GSTIN got cancelled (prospective or retrospective)? Once a year? Once in a career?


2. What do they do today to stay safe? Do they manually check supplier GSTINs periodically? Rely on you to catch it during reconciliation? Use any software? Or just accept the risk and deal with notices if they come?


3. How painful is it, honestly? Is this something your clients actively worry about, or have they just budgeted it as a cost of doing business? When a notice hits, is it a panic moment or a routine nuisance?


4. Where does the responsibility sit? Do your clients expect you (their CA) to monitor this for them as part of your retainer, or would they be open to using a separate tool themselves? If you're handling it for them, how much extra time does it add to your month  and how do you factor that into your fee?


5. Hypothetically if there was a simple, affordable service that automatically checked all their supplier GSTINs every month and sent an alert the moment one got cancelled, do you think your typical mid-size client would see value in that? What do you think would be a realistic price point for something like that  a few thousand rupees a year? Ten thousand? Nothing because they'd expect their CA to cover it? I'm genuinely curious whether this is a standalone product or just a feature of an existing compliance package.

I'm a student trying to map real-world compliance gaps. Any on-ground perspective would be a huge help. Thank you.