To bid this Koriya maintenance tender, submit GST and PAN, provide past experience certificates or client execution proof, and furnish financial statements. Include on-site maintenance capability for up to 3 drinking water ATMs, and ensure you meet the 25% contract quantity/duration variation clause. Verify EMD terms in final documents.

Required documents include GST registration, PAN, experience certificates or contract copies with invoices, client execution certificates or third-party notes, financial statements, technical bid, and OEM authorizations if applicable. Ensure all documents relate to maintenance of water purification systems.

PACKAGE-5 covers maintenance for up to 3 drinking water ATMs, focusing on basic servicing and replacement of filters and membranes. The estimated contract value is ₹181,000, with a flexible quantity/duration adjustment of up to 25% as per the buyer's clause.

Accepted proofs include contract copies with invoices and bidder self-certification, execution certificates from clients, and documents like third-party inspection release notes. These formats validate prior service of water purification equipment installations and maintenance.

Services must be performed on-site at drinking water ATM installations located in Koriya district, Chhattisgarh. The bidder should be prepared to service up to 3 units under PACKAGE-5 with routine preventive maintenance.

Warranty or LD terms are not specified in the available data. Bidders should seek clarification on post-maintenance support, warranty periods for replaced components, and any penalties for service delays during contract finalization.

No explicit IS/ISO standards are listed in the data. Bidders should align with standard industry practices for water purification maintenance and confirm any OEM-specific requirements or local regulatory compliance during contract finalization.

Provide contract copies with invoices and bidder self-certification, client execution certificates with contract value, or third-party inspection notes. These documents collectively prove execution of similar water purifier maintenance services and compliance with project scope.