This is a Sources Sought Notice for market research to identify vendors capable of providing Safeguards IT Computer Security Support; it is not a formal solicitation. The IRS is requesting capability statements, limited to 6 pages, in response to a draft Performance Work Statement. Responses must include specific company details, business size based on NAICS Code 541512, and information on relevant contract vehicles. Submissions are due via email by 2:00 PM Eastern Daylight Time on May 1, 2026. The notice clarifies that responding is voluntary, costs will not be reimbursed, and it does not preclude future participation in a solicitation.