HB1620

Requiring the removal of residential heating oil underground after 12 consecutive months of non-use except in certain circumstances.

Complete·6/9/26

New Hampshire HB1620 mandates the removal of residential heating oil underground storage tanks after 12 months of non-use, with exceptions for.

New Hampshire HB1620 requires the removal of residential heating oil underground storage tanks after 12 consecutive months of non-use, unless the system is removed due to a change in the heating system or the owner does not intend to use it in the future. The bill allows for the permanent abandonment of the tank by closure in-place if removing the system would compromise the integrity of any overlying structure. Any oil discharge discovered during removal or closure must comply with RSA 146-A:4 and RSA 146-A:5.

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  • Overview
  • Core Provisions
  • Implementation
  • Impact
  • Legal Framework
  • Critical Issues

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Sponsors

D
1
3
RRR
Democratic CaucusRepublican Caucus

Calendar

Mar 24

9:10 AM

Energy and Natural Resources Hearing

Mar 3

10:15 AM

Environment and Agriculture Work Session

History

Jun 9

House

Signed by Governor Ayotte 06/05/2026; Chapter 122; eff.08/04/2026

May 21

Senate

Enrolled Adopted, Voice Vote, (In recess 05/14/2026); Senate Journal 13

May 21

House

Enrolled (in recess of) 05/14/2026 House Journal 13