4th session of the 50th Parliament of the United Kingdom
7 November 1990 - 22 October 1991
Parliament: 50th
Citation by calendar years: 1990-91
Citation by regnal years: 39 & 40 Eliz. 2
Wikidata ID: Q108991014
Regnal years
| Regnal year | Start date | End date |
| 39 Eliz. 2 | 6 February 1990 | 5 February 1991 |
| 40 Eliz. 2 | 6 February 1991 | 5 February 1992 |