What does deregistration mean?
Deregistration is the formal act of removing a person, organization, vehicle, aircraft, or security from an official register, thereby ending a status that had been granted through prior registration. It arises most often in administrative and legal settings: a company may be struck off a corporate register for failing to file returns, a charity may lose its charitable status for misconduct, a car may be removed from a vehicle registry when scrapped or exported, or a publicly traded firm may have its securities deregistered with a regulator such as the SEC. The word carries a largely negative or serious connotation, since deregistration typically entails losing licenses, tax benefits, trading privileges, or legal recognition. It is a noun derived from the verb deregister, itself formed from register with the prefix de-, indicating reversal. Related terms include removal, delisting, and striking off.
nounThe act or process of officially removing a person, organization, vehicle, aircraft, or other entity from a register or official list. It typically results in the loss of a formal status, license, or legal recognition previously granted by registration.
- The official removal of a person, organization, or entity from a register, resulting in loss of a recognized status (e.g., a company struck off the companies register, a charity removed from a charity register).
- The cancellation of a registration for a specific item or credential, such as a motor vehicle, aircraft (removal from an aviation registry), trademark, domain name, or professional qualification.
- In finance, the process by which a company's securities cease to be registered or listed with a regulator or exchange (e.g., SEC deregistration under the Exchange Act).
"The charity faced deregistration after failing to file its annual accounts for three consecutive years."
"The airline's fleet was grounded pending deregistration from the national aviation authority's registry."
"Shareholders voted in favor of voluntary deregistration so the firm could operate as a private company without public reporting obligations."
Usually treated as an uncountable mass noun referring to the process in general; the plural is used mainly when counting multiple individual instances, such as several vehicles or entities removed from registers in a given period.
"The agency processed over four hundred deregistrations last year, most involving vehicles written off after accidents."
For a company on the UK register of charities, deregistration isn't just paperwork — it means losing tax relief overnight and being legally barred from calling itself a charity.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of deregistration
Deregistration derives from the verb deregister, formed in English from the noun register combined with the prefix de-, which expresses reversal or undoing. Register itself comes via Old French registre from Latin regesta and regerere, meaning 'to record' or 'to carry back', from re- ('back') plus gerere ('to carry, conduct'). The compound deregistration emerged in modern administrative English as governments and regulators developed formal systems of registration during the 19th and 20th centuries, with the need for a term describing its reversal. Cognates sharing the same Latin root include registrar and registration.
Related word forms
How deregistration is actually used
Deregistration is a formal, administrative term used chiefly in legal, regulatory, corporate, and institutional contexts; it rarely appears in casual conversation. It is usually neutral to negative in connotation, since it often signals sanctions, compliance failure, or loss of privileges — though 'voluntary deregistration' can be a neutral strategic choice. The verb is 'deregister'; the word is normally written as one unhyphenated word, though hyphenated 'de-registration' appears in some official texts.
Easily confused with deregistration
This is merely an alternative hyphenated spelling of the same word, not a different term; some style guides and official documents prefer the hyphenated form.