The unclassified Summary of Corrections publications contain a reiterative compilation of all chart and publications corrections (less USCG Light Lists, NIMA List of Lights, and NIMA Hydrographic Catalog corrections) published against the current edition of each individual product originally issued in the Notice to Mariners.

Five separate volumes, organized by regions of the world, are published on an annual basis. Volumes 1 - 4 contain corrections to regionally numbered charts and Volume 5 contains corrections to world and ocean basin charts and corrections to navigational publications. 8-1/2" x 11".