The Centers for Disease Control and Prevention (CDC) intends to award a sole source purchase order to American Association for Laboratory Accreditation for services for which the Government intends to solicit and negotiate with only one source under the authority of 12.102(a) (FAR -RFO) and 41 U.S.C.3304(a)(1). Interested persons may identify their interest and capability to respond to the requirement or submit proposals. Contractor: Quality Control for Molecular Diagnostics (QCMD) Description of product/service: Customized Proficiency Testing (PT) Panel Services Capability: The vendor shall provide support for enterovirus proficient panels, including preparation, distribution, and data collection. External laboratories that conduct enterovirus testing must demonstrate proficiency by participating in a CDC approved PT scheme. QCMD is the only vendor that specializes in the provision and management of External Quality Assessment (EQA)/PT schemes in accordance with relevant regulations. Therefore, QCMD is the only responsible source capable of meeting the Government's requirement. This notice of intent is not a request for competitive quotations; however, all quotations/responses received within ten (10) days of the issuance of this notice will be considered by the government. A determination by the government not to compete this proposed contract based upon responses to this notice is solely within the discretion of the government. Information received will normally be considered solely for the purpose of determining whether to conduct competitive procurement. Any quotation/response should be emailed to contract specialist at xrm5@cdc.gov by 11:00 a.m. EDT on 22 June 2026.