The following is a summary of acts which authorized boundary changes for Hardeman County.
- Private Acts of 1823, Chapter 238, declared that John H. Bills of Hardeman County would run and mark the south boundary line of Madison County and the Madison County Court was directed to compensate him. He would also run and mark the line between McNairy and Hardeman Counties, the Courts of which would pay him at the rate of $3.00 per day and the chain bearers at $1.50 per day.
- Public Acts of 1857-58, Chapter 11, changed the boundary line between Hardeman and McNairy County so as to include in McNairy County the dwelling, out houses, and lands of Francis Clement.
- Public Acts of 1883, Chapter 41, changed the boundary so that all the lands of Jesse Scoggins and W. A. Naylor, as described in the act, were transferred into Hardeman County.
- Public Acts of 1883, Chapter 125, transferred all the land then owned by E. Chambers, R. H. Beard, and J. W. Bass, out of Fayette County and into Hardeman County.
- Public Acts of 1885, Chapter 109, detached the farms and dwellings belonging to Jeremiah Hooper, William Howell, R. C. Howell, and Jasper Shelton from Chester County and attached them to Hardeman County.
- Public Acts of 1889, Chapter 54, changed the line between Hardeman and Chester Counties so as to include in Hardeman County all the properties of Vincent King, S. B. White, J. N. Wilson, Eliza Glidewell, James Glidewell, and Solomon Wilson.
- Public Acts of 1893, Chapter 30, changed from Chester County to Hardeman County all the lands of Albert T. McNeal lying in that part of Chester County that was formerly in the Sixteenth Civil District of Hardeman County prior to the creation and organization of Chester County.
- Public Acts of 1893, Chapter 44, transferred the lands belonging to C. H. Joyner out of McNairy County and into Hardeman County.
- Acts of 1907, Chapter 429, transferred the lands belonging to James Parsons from Hardeman County into Fayette County.
- Acts of 1907, Chapter 570, changed the line between Hardeman and Madison Counties so that all the lands of Robert B. Swint, which were formerly owned by Albert G. McNeal and located in the old Sixteenth Civil District of Hardeman County, would be located in Madison County.
- Private Acts of 1931, Chapter 726, transferred a parcel of land located in the northeast corner of Hardeman County into Madison County. The 1931 taxes were to be paid by the inhabitants to Hardeman County and all subsequent taxes were to be paid to Madison County.
- Private Acts of 1957, Chapter 152, repealed Private Acts of 1931, Chapter 726, above, and restored the property to Hardeman County.