Yes—apply for cancellation through the portal; keep all returns filed and liabilities paid up to the effective cancellation date.

Using wrong SAC/rate, clubbing catering with hall rent, not taking vendor-compliant invoices, missing advances tax, and poor 1/3B/2B reconciliation.

Generally GSTR-1 (outward supplies) and GSTR-3B (monthly/quarterly), plus annual return; maintain 2B reconciliation for ITC.

Yes. Voluntary registration enables ITC claims and helps work with corporates/PSUs and online gateways.

Only specific, notification-based exemptions apply (limited scope). Most commercial venue services are taxable—seek case-specific advice.

Yes, if your aggregate turnover crosses the notified e-invoice threshold, you must enable e-invoicing and generate IRNs.

CGST+SGST for intra-state supplies; IGST for inter-state supplies, based on place-of-supply rules for services.

With correct documents and responses, typical approvals are issued in about 7–10 working days.

PAN, Aadhaar, photo, business address proof, bank proof, constitution documents (Partnership Deed/COI), and authorization/board resolution; DSC/e-sign as applicable.

Use separate line items (or separate invoices) so each service attracts its correct GST rate and ITC treatment.

Yes, GST can apply on advances for services; adjust tax when issuing the final invoice.

It may simplify compliance (concessional rate as notified) but blocks ITC, so most venues with higher input taxes prefer the regular scheme.

Yes, under the regular scheme you can claim ITC on eligible inputs like sound/lighting equipment, décor inventory, AMC, advertising, and rentals—subject to vendor compliance and valid tax invoices.

Typically 18% for venue/convention services. Catering, rooms, décor, etc. may carry different rates and should be billed separately.

When your aggregate service turnover exceeds ₹20 lakh in a financial year (₹10 lakh in special category states) or if you make inter-state supplies.