Final answer:
The responsibility for assigning members to a specific Unit Type Code (UTC) and ensuring they are notified falls to a senior officer or appointed official in a military or government context, correlating with the power of senior government officials to make appointments as directed by Congress or require opinions from executive departments.
Step-by-step explanation:
The individual responsible for ensuring that members are assigned to a specific Unit Type Code (UTC) and are notified in writing via official memorandum is typically a senior officer or an appointed official within a government or military organization. The process of assigning personnel to a UTC is a formal procedure that ensures all members are aware of their responsibilities within the unit.The assignment of members to a specific UTC (Universal Time Coordinated) and the notification of this assignment via official memorandum is typically done by the District constituting the seat of Government of the United States. This authority is granted by the Congress, as stated in the reference provided.
According to the provided reference, it suggests that the president may require written opinions from the principal officer in executive departments on subjects related to their duties. Additionally, the seat of government, directed by Congress, has the power to appoint officials. These references imply that high-level decisions regarding appointments and assignments are often handled at senior levels of government or military command structures.