Any person against whom an action is brought for the recovery of real estate may, with the plea, file a brief statement, setting forth that such person and the persons under whom such person makes the claim have been in the actual peaceable possession of such real estate, under a supposed legal title, for more than 6 years before the action was begun, and that the value of the real estate has been increased by them by buildings or other improvements.
RSA 524:2
RS 190:5. CS 203:5. GS 213:6. GL 232:6. PS 228:2. PL 340 :2. RL 396:2. 1996, 35:1, eff. June 23, 1996.