Dept. is the abbreviation for department.
PD (Police Department)
Dept = Department
Department of Energy
dept.
Currently it is DOD or DoD.
VI
The LAPD is the abbreviation for the Los Angeles Police Department.
National Department of Taxes and Customs
may be IN the Board ( mean; inComed )
OMB (Office of Management and Budget)
DOE is the standard abbreviation for The Department of Education. The question is not clear since that department does not have its own currency.