Senior government positions frequently sit vacant for months after an administration begins. The delay accumulates across several stages, none of which is designed to be fast.
Vetting precedes any public step
Before a name is announced, a candidate undergoes financial disclosure, background investigation, tax review and conflict-of-interest analysis.
Divesting assets or restructuring holdings to satisfy conflict rules takes time and can be expensive, and some candidates withdraw at this point rather than proceed.
Background investigations are conducted by agencies with fixed capacity, so a large number of simultaneous nominations creates a queue before anything else happens.
Committee scheduling is the next constraint
Nominations are referred to a committee that must hold a hearing, and committees have limited meeting time shared with their legislative work.
Members submit written questions afterwards, and a nominee's answers must be returned and reviewed before a vote is scheduled.
A single member can extend this by requesting additional material, which is a routine tool for delaying a nomination without opposing it publicly.
Floor time is scarce and contested
After committee approval, a nomination waits for chamber floor time, competing with legislation for a resource that is limited and controlled by leadership.
Where procedures allow individual members to force extended debate on each nomination, processing them consumes days that leadership would rather spend elsewhere.
Rules changes in various legislatures have reduced the time required per nomination, which has raised throughput without removing the underlying scarcity.
Holds are used as leverage
Members frequently delay unrelated nominations to extract action on a different matter, such as a document request or a regional funding decision.
The nominee is not the target, and the delay ends when the underlying dispute is settled, which may take months regardless of any objection to the individual.
The tactic works because floor time is scarce, so a member who forces each nomination to be processed individually imposes a cost the whole chamber feels.
Acting officials fill the gap imperfectly
Vacancies are covered by acting appointments, usually career officials, and statutes generally limit how long that can continue and what such officials may decide.
An acting head may be constrained from making major commitments, which slows the agency's work in ways that are invisible from outside.
The cumulative effect is that an administration's practical control of its own departments arrives gradually rather than on the day it takes office.