Answer
The reporting deadline is the Commission's obligation to report on the delegation before it expires (e.g., nine months before end of period). The objection period is the time after notification of a specific delegated act during which Parliament or Council may block its entry into force (e.g., three months, extendable by three months).
💡Read the linked lesson for the applicable scope and exceptions.
https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:02016R0792-20250109