| Date | Day | Commons day type | Commons praying | Lords day type | Lords praying |
|---|---|---|---|---|---|
| Sunday | 22nd | Prorogation | False | Prorogation | False |
22nd September 1872 is in the prorogation between the 4th and 5th sessions of the 20th Parliament, being the 4th prorogation of that Parliament.
Papers laid during this prorogation are reported by both Houses in the 5th session of the 20th Parliament.