V-a. No landlord shall willfully fail to investigate a tenant's report of an infestation of insects, including bed bugs, or rodents in the tenant's rented or leased premises, within 7 days of receiving notice of such alleged infestation from the tenant or a municipal health or housing code authority, or fail to take reasonable measures to remediate an infestation.
V-b. No tenant shall willfully refuse the landlord access to the premises to:
(a) Make emergency repairs as authorized in paragraphs IV and IV-a of this section; and
(b) Evaluate whether bedbugs are present after the landlord has received notice that bed bugs are present in a dwelling unit adjacent to the premises or a dwelling unit that is directly above or below the premises, provided the landlord gives the tenant 48 hours written notice of his or her need to enter the premises to evaluate whether bed bugs are present.
V-c. No tenant shall willfully refuse to comply with reasonable written instructions from a landlord or pest control operator to prepare the dwelling unit for remediation of an infestation of insects or rodents, including bed bugs, provided that such instructions are given to an adult member of the tenant household such that the tenant household has a reasonable opportunity to comply, and in all cases at least 72 hours prior to remediation.
V-d. Notwithstanding any other provision of this chapter, a landlord may only enter a tenant's dwelling unit without the consent of the tenant:
(a) To make emergency repairs pursuant to paragraphs IV and IV-a; or
(b) If the landlord has obtained an order authorizing the entry from a court of competent jurisdiction pursuant to RSA 540-A:4.
VI. No tenant shall willfully damage the property of the landlord.