The National Academies Panel on Assessment of Selected Divisions of the NIST Physical Measurement Laboratory will assess the scientific and technical work performed by the NIST Physical Measurement Laboratory. The panel will review technical reports and program descriptions prepared by NIST staff and will visit the facilities of the NIST laboratory. The visit will include technical presentations by NIST staff, demonstrations of NIST projects, tours of NIST facilities, and discussions with NIST staff. The panel will deliberate findings, conclusions, and recommendations in a closed session panel meeting and will prepare a report summarizing its assessment of findings, conclusions, and recommendations.