This tender from Sui Northern Gas Pipelines Limited in Lahore invites qualified Chartered Accountant firms registered with ICAP and possessing a satisfactory QCR rating to provide consultancy services for filing monthly federal and provincial sales tax returns and condonation of input tax claims. The scope includes preparation and submission of Annexures, reconciliation of sales and purchase data, handling notices from tax authorities, and ensuring compliance with the Sales Tax Act 1990 and related amendments. The engagement requires detailed technical expertise in tax laws and regulations, with the firm responsible for timely filing of returns and condonation applications before concerned commissioners. The firm must also assist in resolving input tax issues and provide dedicated resources for client queries. The work demands accuracy, adherence to deadlines, and coordination with multiple tax authorities, reflecting the complexity of tax compliance in Lahore's commercial environment. Bidders should ensure they meet PEC category requirements and maintain valid FBR/ATL status for the fiscal year 2025-26. The tender mandates submission of a bid bond of PKR 1,000,000 in the form of a bank guarantee or pay order, valid for 30 days beyond bid validity. Offers must remain valid for 90 days post closing date. Compliance with all terms and conditions, including submission of professional tax clearance certificates and provincial sales tax registration, is essential. The submission deadline is set for 20th January 2026 at 15:00 hours, with technical proposals opened publicly at 15:30 hours the same day at SNGPL's office located at 4th Floor, Gas House, 21-Kashmir Road, Lahore. Financial proposals of technically qualified bidders will be opened subsequently. Bidders must submit sealed envelopes clearly marked as 'TECHNICAL PROPOSAL' and 'FINANCIAL PROPOSAL'. Pro-Tip: Carefully review the bid evaluation criteria and ensure all supporting documents are tagged and submitted in sequence. Missing or incomplete documentation can lead to disqualification. Also, verify the bid bond validity and format to avoid rejection on technical grounds.