454-C:4 Period of Retention. –
The secretary of state shall maintain the image of the notice or the information therefrom regarding each lien and any full release thereof in the index until at least the earlier of one year after the secretary of state receives a full release or notice of full release of the lien, or the expiration of the time period noted herein for each category of lien:
I. Federal tax liens (RSA 454-B)-12 years from date of filing or latest refiling;
II. State tax liens (RSA 21-J:28-c)-7 years from date of filing;
III. State Food Security Act liens (RSA 439)-one year from lapse;
IV. All other liens-12 years from date of filing.