| Date | Day | Commons day type | Commons praying | Lords day type | Lords praying |
|---|---|---|---|---|---|
| Monday | 18th | Prorogation | False | Prorogation | False |
18th May 1987 is in the prorogation between the 4th session and the dissolution of the 49th Parliament, being the 4th prorogation of that Parliament.
Papers laid during this prorogation are reported by both Houses in the 1st session of the 50th Parliament.