Can a renter ask a landlord to allow a heat pump or other efficiency upgrade, and who pays?

What the rule says

In the United States, a tenant usually cannot compel a landlord to install a heat pump or other efficiency equipment, and a tenant who installs such equipment without the landlord's consent usually risks violating the lease. No general federal or state statutory right to compel an efficiency upgrade was identified in the official sources reviewed as of August 16, 2026. Local law, governing documents, contracts, and general property law may still affect the result. The law is not silent on heating, though: landlords have enforceable duties to keep heating systems working, tenants with disabilities have a federal right to request "reasonable modifications" at their own expense, and the IRS expressly extends a major federal credit to renters.

Three verified anchors frame the answer. California Civil Code section 1941.1 makes a dwelling "untenantable" for purposes of the state's habitability law if it substantially lacks "heating facilities that conformed with applicable law at the time of installation, maintained in good working order." New York's implied warranty of habitability, as described in the New York State Attorney General's Residential Tenants' Rights Guide, requires landlords to maintain electrical, plumbing, sanitary, heating, and ventilating systems in good and safe working order. And the Fair Housing Act, at 42 U.S.C. section 3604(f), makes it unlawful to refuse to permit reasonable modifications of existing premises at the expense of a person with a disability.

Which authority controls

The lease sets the baseline for what a tenant may do with the premises; state law sets the landlord's minimum maintenance duties; federal law adds the disability-modification rule and the tax rules that decide who can claim credits. There is no national landlord-tenant code, so the controlling authorities are the state statutes and regulations where the rental sits, the lease itself, and — for incentives — federal tax law and program rules. The state materials verified for this guide are California's Civil Code and the New York Attorney General's tenants' guide; both states' rules illustrate the pattern that governs most of the country: the landlord controls the building's systems, must keep heating working, and decides whether to approve structural or equipment changes requested by a tenant.

Landlord authority over heating systems and efficiency upgrades

Under California Civil Code section 1941.1, a dwelling "shall be deemed untenantable" if it substantially lacks any of the listed affirmative standards, which include effective waterproofing and weather protection, plumbing and gas facilities conforming to law, heating facilities maintained in good working order, and electrical lighting and wiring maintained in good working order. What it means in practice: the statute obliges the landlord to maintain the heating system that exists — it does not oblige the landlord to install a new heat pump at a tenant's request. The decision to replace, upgrade, or convert a heating system belongs to the owner, and a tenant asking for a heat pump is asking the owner to spend money on equipment the owner will own.

New York law reaches the same practical result through the warranty of habitability, which the Attorney General's guide says is implied in every written or oral residential lease: any lease provision waiving it is void, failure to provide heat or hot water on a regular basis is a breach, and landlords must maintain heating and ventilating systems in good and safe working order. What it means in practice: a tenant whose heat stops working has remedies, but a working furnace does not have to be replaced with a heat pump just because the tenant asks.

What may still be required or restricted

The lease's alteration, consent, and utilities clauses usually govern whether a tenant may install anything, and most leases require written permission before changes to the premises. A tenant who installs a heat pump or mini-split without consent risks being in breach of the lease, and attached equipment may become part of the property the tenant cannot simply take. Separately, every installation still has to satisfy local building and electrical permits, landlord insurance requirements, and — where the building is regulated — any rent-setting rules that treat improvements as rent increases. In rent-regulated New York housing, the Attorney General's guide describes how landlords may raise rents for major capital improvements and for individual apartment improvements, with documentation duties that include before-and-after photos and permanent records.

Reasonable modifications: the narrow federal rule

The federal exception is narrower than the phrase "reasonable modification" suggests. Under the Fair Housing Act, 42 U.S.C. section 3604(f)(3)(A), housing discrimination includes "a refusal to permit, at the expense of the handicapped person, reasonable modifications of existing premises occupied or to be occupied by such person if such modifications may be necessary to afford such person full enjoyment of the premises." The statute adds a rental-specific condition: "in the case of a rental, the landlord may where it is reasonable to do so condition permission for a modification on the renter agreeing to restore the interior of the premises to the condition that existed before the modification, reasonable wear and tear excepted."

What it means in practice: this is a disability right, not a general efficiency right. A heat pump or temperature-control upgrade requested because a disability makes the existing system inadequate could qualify as a reasonable modification, but the tenant pays for it, the landlord may require restoration of the interior when the tenant leaves, and the request must be necessary for full enjoyment of the premises. A request that is really about saving energy, with no disability connection, does not trigger this rule — it goes back to the lease and the landlord's discretion. This is also an area where the facts matter enormously, so treat the statute as a starting point and confirm the specifics with a qualified professional.

Who pays

In most cases, whoever wants the equipment pays for it. A tenant who asks for a heat pump should expect to fund the equipment, installation, and any permit or panel work, under whatever written terms the landlord approves — the pattern the federal credits assume, since a credit is claimed by the taxpayer who pays the qualifying costs. The IRS's Energy Efficient Home Improvement Credit page notes that subsidies, rebates, and other financial incentives must be subtracted from qualified expenses as purchase-price adjustments when figuring a credit, so a tenant should count incentives before promising a price to a landlord.

Improvements the landlord chooses are landlord-funded, but renters are not always insulated from the cost. In rent-regulated New York housing, the Attorney General's guide documents that landlords may raise rents for major capital improvements and individual apartment improvements — for example, replacing a boiler building-wide or upgrading an individual apartment — subject to documentation and rent-setting rules. Elsewhere, nothing in the sources reviewed requires a landlord to share incentive proceeds or rebate a tenant's outlay, so the payment split is whatever the parties agree to in writing.

Renter-accessible incentives

The IRS Residential Clean Energy Credit page is the clearest federal statement for renters: "You may claim the residential clean energy credit for improvements to your main home, whether you own or rent it." The credit, under 26 U.S.C. section 25D, applies to qualifying clean energy property — including qualified geothermal heat pump property — installed in connection with a dwelling unit used as a residence by the taxpayer. The IRS page currently describes the credit as 30% of cost for property placed in service from 2022 through December 31, 2025, and states the credit is not available for property placed in service after December 31, 2025; the page also references a phase-out beginning in 2033, so the availability window is subject to change and must be confirmed for the tax year at issue.

The Energy Efficient Home Improvement Credit, under 26 U.S.C. section 25C, covers electric or natural gas heat pumps as qualified energy property, with an aggregate annual limit of $2,000 for heat pumps, heat pump water heaters, biomass stoves, and biomass boilers. The IRS page describes the credit as available for improvements to your main home — an existing home that is, in most cases, your primary residence — and the 2025 Instructions for Form 5695 describe the credit as allowed for property placed in service through December 31, 2025, with a qualified-manufacturer identification number required in 2025. Unlike the Residential Clean Energy Credit page, the page does not expressly say renters qualify, so a tenant claiming it should confirm eligibility — including who paid for and placed the equipment in service — with the IRS or a tax professional. Both credits are nonrefundable.

For low-income households, the U.S. Department of Energy's Weatherization Assistance Program (WAP) reduces energy costs by increasing the energy efficiency of homes, and the program's page reports it provides weatherization services to approximately 32,000 homes every year using DOE funds. Services are delivered through state and local agencies, and where a home is rented, the owner's cooperation is typically needed before work on the building; contact your state's WAP administrator for eligibility and consent requirements. State and utility programs vary widely, so a renter should also check the state energy office and the serving utility for renter-specific offers.

Facts that could change the answer

Whether a tenant can get a heat pump installed — and who pays — depends on: the state and locality (habitability statutes, rent regulation, and local codes differ); the exact lease language on alterations, consent, and utilities; whether the tenant has a disability and the modification is necessary for full enjoyment of the premises; whether the landlord is merely failing to maintain an existing system (a breach) or declining an upgrade (usually a decision); who pays for and places the equipment in service; and the tax year, since the federal credits' availability windows and rates change. Any of these facts can flip the result.

Practical decision path

1. Read the lease's alteration, consent, maintenance, and utilities clauses.
2. Ask in writing, with specifics: equipment, location, who installs, who pays, who maintains, and what happens at move-out.
3. If the request is disability-related, put the need in writing and ask the landlord to process it as a reasonable modification under 42 U.S.C. section 3604(f).
4. Get the landlord's response in writing; if approved, sign a written agreement covering cost, installation, maintenance, insurance, and removal or restoration.
5. Check local building and electrical permit requirements separately from landlord approval.
6. Research incentives (IRS credits, your state's energy office, your utility, and WAP if income-eligible) before committing to a price.
7. Keep everything.

Records to keep

Keep the lease; your written request and the landlord's written approval or denial; any signed agreement on installation, use, maintenance, cost sharing, and removal; documentation of a disability-related need and the restoration terms if a reasonable modification is approved; receipts for equipment, labor, permits, and incentives; and utility bills before and after the change.

When professional advice may help

A landlord's refusal that may implicate disability rights, a lease clause that contradicts a statute, a dispute over who pays for repairs or upgrades, rent-regulated rent increases tied to improvements, or any installation touching shared or common-area systems are all situations where a landlord-tenant attorney familiar with your state's law — and, for credits, a tax professional — is worth consulting before you spend money or sign anything.

Before work begins, obtain the written requirement from the association, landlord, permit office, or serving utility and keep the record.