New Hampshire 2026 Regular Session

New Hampshire House Bill HB1380

Introduced
12/2/25  
Refer
12/2/25  

Caption

Requiring the assessment of real property and land be based on replacement or cost-based value.

Impact

Under this legislation, property assessments will no longer reflect speculative market prices, which are often subject to rapid changes. Instead, the new method will ensure that the valuation embraces costs associated with rebuilding or replacing properties, along with land preparation costs. The bill includes provisions for a gradual shift in valuation methods, implementing blended values for tax assessments initially, thereby providing municipalities ample time to adjust to the new system without unduly impacting their revenue streams.

Summary

House Bill 1380, also known as the Replacement Value Property Assessment Act, mandates that the assessment of real property and land be calculated based on replacement or cost-based value, instead of fair market value. The rationale behind this bill stems from concerns regarding the fairness of property tax assessments, particularly during volatile real estate market fluctuations that can unfairly burden taxpayers. The switch to a replacement value model aims to protect both taxpayers and municipalities during the upcoming transition, beginning with tax assessments for December 2026.

Sentiment

The sentiment surrounding HB 1380 appears to be largely positive among those advocating for transparency and fairness in taxation, as it aims to create a more equitable property tax environment. However, some stakeholders may express concerns about the transition process and the administrative complexities associated with implementing these changes, particularly regarding the implications for municipal tax revenues during the shift from market value assessments.

Contention

Notable points of contention regarding HB 1380 include concerns from some municipal leaders about how this shift may affect their local revenue structures. The bill enforces revenue neutrality, stating that no municipality can increase its property tax levy solely due to the changes introduced by this bill, meaning that municipalities need to navigate their budgets carefully during the transition period. Additionally, there are provisions giving taxpayers the right to appeal assessments they believe are incorrect, which may lead to increased administrative tasks for local governments.

Companion Bills

No companion bills found.

Previously Filed As

NH SB225

Requiring public notice before re-assessment of property values for local tax purposes.

NH HB71

Prohibiting the school facilities to be used to provide shelter for aliens, relative to department of health and human services contracts, requiring the use of public notices before re-assessment of property values for tax purposes, and relative to construction of a public pier on Hampton Beach and making an appropriation therefor.

NH HB694

Requiring leases of land, buildings, or space by state agencies to be at fair market value.

NH HB423

Requiring the consent of property owners for the placement of political advertisements on public property abutting their land.

NH HB215

Requiring a landfill permit applicant to submit a report listing potential harms and benefits of the project.

NH HB688

Authorizing municipalities to tax charitable gaming facilities based on their enterprise value.

NH HB625

Relative to enabling municipalities to levy payments against non-profits at a percentage of their assessed property values.

NH HB495

Requiring cities and towns to provide a breakdown of tax changes and information on bills sent to residents.

NH HB707

Requiring the department of environmental services to revise the rules for proposed new landfills.

NH HB221

Relative to assessment of cost effectiveness of the systems benefit charge.

Similar Bills

CA SB1352

Property taxation: newly constructed: reconstructed property.

CA AB245

Property taxation: application of base year value: disaster relief.

CA SB1053

Property taxation: transfer of base year value: disaster relief.

HI HB1398

Relating To Property.

HI HB1398

Relating To Property.

CA SB603

An act to amend Section 69 of the Revenue and Taxation Code, relating to taxation, to take effect immediately, tax levy.

TX HB2011

Relating to the right to repurchase from a condemning entity certain real property for which ad valorem taxes are delinquent.