The Unified Business Identifier number, or UBI, is a nine-digit number used by the state of Washington to identify businesses there to local agencies. Businesses in Washington state use a Unified Business Identifier number for filing, taxes and identification with state agencies, according the Washington Secretary of State website.
Definition of preliminary for English Language Learners. : something that comes first in order to prepare for or introduce the main part of something else.
What Is a Preliminary Notice? Preliminary notices â sometimes called pre lien notices or notices to owner (NTOs) -- are sent by construction project participants at the start of construction or supply work to provide other parties notice that they are working on the project.