; and (3) not later than 7 days after carrying out the requirements under paragraph (1), provide to the appropriate congressional committees the interpretation required under paragraph (1), including an explanation of how the interpretation adheres to the definition of the term in section 2331 of title 18, United States Code. 4. Reporting of domestic terrorism incidents (a) Required reporting Each entity described in paragraphs (1) through (4) of section 3(b) shall report all information or data obtained by the entity relating to a domestic terrorism incident to the unified Federal database required to be established under section 3(d)(2). (b) Reporting process (1) In general Not later than 90 days after the date of enactment of this Act, the Secretary, in consultation with each member of the Working Group, shall establish a process to be used by each entity described in subsection (a) to report the information required under subsection (a) to the unified Federal database required to be established under section 3(d)(2). (2) Requirement The process established under paragraph (1) shall require that each entity described in subsection (a) identify in the report to the unified Federal database the category and subcategory in which the entity determined to place the domestic terrorism incident, the reasons for that determination, and an explanation of any disagreement in categorizing the incident. 5. Annual reporting (a) Initial report (1) In general Not later than 180 days after the date of enactment of this Act, the Working Group shall submit to the appropriate congressional committees a report detailing each completed or attempted domestic terrorism incident during the 5-year period preceding the report using the categories and subcategories in existence at the time of the incident or its initial classification. (2) Contents The report required under paragraph (1) shall— (A) describe the Working Group-developed uniform and standardized— (i) interpretation of the term domestic terrorism