In these Regulations—
“the adjudicating authority” means—
the Board;
an appeal tribunal constituted under ... Chapter 1 of Part 2 of the Social Security (Northern Ireland) Order 1998 ; or
a Commissioner ... to whom an appeal lies under Article 15 of that Order ;
the First-tier Tribunal or the Upper Tribunal;
“the Administration Act ” means the Social Security Administration Act 1992 ;
“the Administration (NI) Act ” means the Social Security Administration (Northern Ireland) Act 1992 ;
“appropriate office” means—
Waterview Park, Washington, Tyne and Wear; or
any other office specified in writing by the Board.
“the approved form” has the meaning given by regulation 5(1)(a);
“the Board” means the Commissioners for Her Majesty’s Revenue and Customs ;
“civil partnership” means two people ... who are civil partners of each other and are neither—
separated under a court order, nor
separated in circumstances in which the separation is likely to be permanent;
“cohabiting couple” means two people who are not a married couple or in a civil partnership but are living together as if they were married or civil partners;
“the Contributions and Benefits Act” means the Social Security Contributions and Benefits Act 1992 ;
“the Contributions and Benefits (NI) Act” means the Social Security Contributions and Benefits (Northern Ireland) Act 1992 ;
“interim payment” has the meaning given by regulation 22(1);
“married couple” means a man and a woman who are married to each other and are neither—
separated under a court order, nor
separated in circumstances in which the separation is likely to be permanent;
“partner” means a member of a married couple, a civil partnership or a cohabiting couple ;
“relevant authority” means—
in relation to child benefit or guardian’s allowance under the Contributions and Benefits Act, the Secretary of State or a person providing services to the Secretary of State;
in relation to child benefit or guardian’s allowance under the Contributions and Benefits (NI) Act, the Department for Social Development in Northern Ireland or a person providing services to that Department;
...
“writing” includes writing produced by electronic communications used in accordance with Schedule 2.