; (G) the data collection procedures utilized by each agency described in subparagraph (D); and (H) any changes to data collection procedures of an agency described in subparagraph (D) during the 18-month period preceding the submission date, including explanations as to why any procedures were changed. (b) Classification The report submitted under subsection (a), or a portion thereof, may be classified, as determined appropriate by the Attorney General, the Secretary of Homeland Security, and the Director of the Federal Bureau of Investigation. . (b) Technical amendment The table of sections for chapter 31 of title 28, United States Code, is amended by adding at the end the following: 530E. Report on gang activity, reporting, investigation, and prosecution. .