Regulations 4 and 10
| (1) | (2) | (3) |
|---|---|---|
| Item No. | Electrical devices | British Standard |
| 1 | Standard plugs; sockets with which standard plugs may be engaged. | BS 1363. |
| 2 | Round–pin plugs; sockets and adaptors with which round–pin plugs may be engaged. | BS 546. |
| 3 | 2–pin reversible plugs and shaver sockets. | BS 4573. |
| 4 | Fuse links which are suitable for use in a standard plug. | BS 1362. |
| 5 | Cartridge fuse–links (rated up to 5 amperes) which are suitable for use in a round–pin plug conforming to BS 546. | BS 646. |
| 6 | Adaptors except those in item 2. | BS 5733. |