• Staff members shall comply with the ethical standards and prevent from acts which may impair the integrity, fairness and transparency of the procurement process. Personnel involved in the procurement activities shall not accept the offer or cause other person to offer monetary rewards, gifts or other benefits which may influence, or deem to influence, equity or impartiality;
• Procuring office at WSSP head office and zonal offices must maintain confidentiality in all dealings;
• Staff members shall exercise the utmost discretion in all matters of official business pertaining to procurement activities;
• Ensure that all potential suppliers/contractors are provided with identical information upon which to base tenders and quotations and are given equal opportunity to meet the requirements of a bidding process;
• Promote fair and open competition and seek value for money for the WSSP;
• Seek to minimize the cost to suppliers/contractors for participating in the procurement process;
• Staff members shall not use their office or knowledge gained from their holding of the office for private gains, financial or otherwise, or for the private gains of any third party, including family and friends.
• Staff members shall not intentionally misrepresent their functions, official title or the nature of their duties to outside organizations or contractors or to any entities or persons external to the WSSP.
• Staff members shall uphold the highest standards of efficiency, competence and integrity. The concept of integrity includes, but is not limited to, probity, impartiality, fairness, honesty and truthfulness in all matters affecting their work and status.
• Staff members shall not use their office or knowledge gained from their official functions for private gain, financial or otherwise, or for the private gain of any third party, including family, friends and those they favor. Nor shall staff members use their office for personal reasons to prejudice the positions of those they do not favor.
• Staff members shall exercise the utmost discretion with regard to all matters of official business. They shall not communicate to any entity, person or any other source any information known to them by reason of their official position that they know or ought to have known has not been made public, except as appropriate in the normal course of their duties. These obligations do not cease upon separation from service.
• Staff members shall not be actively associated with the management of, or hold a financial interest in, any profit-making business or other concern, if it were possible for the staff member or the profit-making business or other concern to benefit from such association or financial interest by reason of his or her position with the WSSP.
• Staff members shall not intentionally misrepresent their functions, official title or the nature of their duties to outside organizations or contractors or to any entities or persons external to the WSSP.
• E-Procurement:  To fulfill the stated objectives of Procurement Department of Water and Sanitation Services Peshawar, E-Procurement software is developed (E Procurement web). Initially, the E-Procurement system is fully implementing Cost-Based tenders using the Single Stage Single Envelop procedure alongside the manual bidding system. This is done to ensure adherence to procurement principles, including transparency, fairness, economy, value for money, and accountability as outlined in KPPRA Rules 2014 and WSSP Procurement Manual. While the technical evaluation stage is currently in development within the E-Procurement software, once completed, all types of procurement will be handled through E-Procurement instead of manual bidding.
• Auction: After the approval granted for the disposal of movable or immovable public assets by the Competent Authority on the recommendation of respective Assets Disposal Committee, open ascending price auction of the disposed assets is proceeded in accordance to the KPPRA Rules 2014.

Depending upon the nature and circumstances, following table and charts are summarized for the determination and selection of method for procurement of goods, works and services