1237. (1) The name of an unlimited company shall end with one of the following:

— unlimited company;

— cuideachta neamhtheoranta.

(2) The words “unlimited company” may be abbreviated to “u.c.” or “uc” (including either such abbreviation in capitalised form) in any usage after the company’s registration by any person including the unlimited company.

(3) The words “cuideachta neamhtheoranta” may be abbreviated to “c.n.” or “cn” (including either such abbreviation in capitalised form) in any usage after the company’s registration by any person including the unlimited company.

(4) An unlimited company carrying on business under a name other than its corporate name shall register in the manner directed by law for the registration of business names but the use of the abbreviations set out in subsection (2) or (3) shall not of itself render such registration necessary.

(5) F824[…]

(6) This section is also subject to section 1247 (which makes transitional provision for an existing unlimited company as regards its name).