The Bureau of ATF plans to award a sole source contract to North Star Imaging Inc. for preventive and software maintenance of a CT system at its Fire Research Laboratory. The work will be performed in Rogers, MN, as North Star is the exclusive designer, manufacturer, and service provider for this proprietary equipment and software. No budget amount is specified in the description. This notice is not a request for quotations, and no submission timelines are provided. The sole source justification cites that only North Star can meet the agency's requirements.