Arizona Rent Increase Laws: No Cap, and Cities Can't Add One

By Steve Levine · Updated November 3, 2026

Short answer: Arizona rent increase laws give apartment renters no cap and no fixed notice period, and A.R.S. § 33-1329 strips every city, including charter cities like Phoenix and Tucson, of the power to control rents. Your strongest protection is § 33-1381, which presumes an increase is retaliatory if it comes within six months of a protected complaint. Mobile home park residents get more: 90 days’ written notice before a rent change at renewal under § 33-1413(G).

Arizona rent increase laws: the quick reference

Rule	Arizona	Statute
Statewide rent cap	None	A.R.S. § 33-1314(A)
Local rent control	Preempted for cities, charter cities and towns	A.R.S. § 33-1329(A)
Exempt from preemption	Housing owned, financed, insured or subsidized by a state agency, city or town	A.R.S. § 33-1329(B)
Ending month-to-month (apartments)	Written notice 30 days before the rental date named	A.R.S. § 33-1375(B)
Ending week-to-week	Written notice 10 days before the termination date	A.R.S. § 33-1375(A)
Mobile home lot rent change	90 days’ written notice before expiration or renewal	A.R.S. § 33-1413(G)
Retaliation presumption	Complaint within 6 months before the increase	A.R.S. § 33-1381(B)

Why no Arizona city can cap your rent

The legislature framed rent control as a matter “of statewide concern” and then wrote in § 33-1329(A) that “the power to control rents on private residential property is preempted by the state.” Cities, charter cities and towns “shall not have the power to control rents.” That language closes the charter-city route that home-rule cities sometimes use elsewhere.

Subsection (B) carves out residential property that is “owned, financed, insured or subsidized” by a state agency, city or town. If your building has public financing, a public body may be able to restrict its rents through that funding, so ask the manager whether the property is in a regulated program.

At the state level, the Residential Landlord and Tenant Act simply lets the parties set the price. Section 33-1314(A) allows a rental agreement to include rent, and subsection (B) says that without an agreement you owe the “fair rental value.” Nothing in the act limits the size of an increase.

Notice before an apartment rent increase

Arizona has no statute addressed to rent-increase notice for apartments and houses. The working limit for a month-to-month renter is the termination rule in § 33-1375(B): either side may end the tenancy with written notice given “at least thirty days prior to the periodic rental date specified in the notice.” A landlord who cannot get you to agree to a higher rent can use that notice to end the arrangement.

How the notice reaches you matters. Under § 33-1313(B), you “receive” a notice when it is delivered in hand or mailed by registered or certified mail. A mailed notice counts as received on the day it actually arrives or five days after mailing, whichever comes first. Those extra days can push the effective date back a month.

Worked example: a Mesa renter and a mailed notice

Rosa rents a Mesa townhome month-to-month for $1,650, due on the 1st. Her landlord mails a certified letter on October 29, 2026, raising rent to $1,850 starting December 1. Rosa signs for it on November 3.

Under § 33-1313(B), she received it on November 3, the earlier of actual receipt and five days after mailing. December 1 is then only 28 days away, short of the 30 days in § 33-1375(B). The earliest rental date the notice could reach is January 1, 2027. Rosa owes $1,650 for December, and the $200 increase (about 12.1%) can only apply after that.

Increases during a fixed-term lease

A lease for a set term carries a set rent. Because rent is a term of the agreement under § 33-1314(A), the landlord needs a clause in the lease permitting a mid-term increase, or your agreement to one. At renewal, the landlord may propose a new figure, and you may accept it or decline and move.

Check any escalation language against § 33-1315(A), which bars lease terms that make you waive your rights or remedies under the act. A clause that purports to waive the retaliation protections would be unenforceable.

The six-month retaliation presumption

Section 33-1381(A) forbids a landlord to retaliate “by increasing rent or decreasing services” after you have:

complained to a building or housing code agency about a violation that materially affects health and safety;
complained to the landlord about a violation of § 33-1324, the landlord’s maintenance duties;
organized or joined a tenants’ union or similar organization; or
complained to an agency responsible for enforcing the wage-price stabilization act.

Subsection (B) is what gives Arizona’s rule its teeth. Evidence of a complaint “within six months prior to the alleged act of retaliation creates a presumption” that the landlord retaliated. The court must find retaliation unless the landlord introduces evidence to the contrary. The presumption does not arise if you complained only after receiving a termination notice.

The remedies come from § 33-1367: recover possession or end the lease, and collect up to two months’ rent or twice your actual damages, whichever is greater. You also have a defense to an eviction case.

Discrimination in rent terms

The Arizona Fair Housing Act, A.R.S. § 41-1491.14(B), bars discrimination “in the terms, conditions or privileges” of a rental because of race, color, religion, sex, familial status or national origin. A renewal rent that is higher only for families with children, for example, would raise that issue. The federal counterpart is 42 U.S.C. § 3604(b).

Mobile home parks: a different, stricter rulebook

Arizona’s Mobile Home Parks Residential Landlord and Tenant Act treats lot rent separately. Under § 33-1413(G), a park landlord may change rent at expiration or renewal, but must notify you in writing “by first class or certified mail or by personal delivery at least ninety days prior.” The landlord need not give a reason if the notice is proper.

Subsection (I) adds a pass-through: a landlord may raise rent to cover actual costs of insurance, taxes and utility rate increases, effective at renewal or immediately if the written agreement says so. Those costs must be substantiated to you in writing.

Voucher holders in any housing type should know that 24 C.F.R. § 982.308(g)(4) makes the owner notify the housing authority 60 days before changing the rent to owner, subject to a reasonableness check.

Frequently Asked Questions

Can Phoenix or Tucson pass rent control as charter cities?

No. A.R.S. § 33-1329(A) names charter cities expressly and says they “shall not have the power to control rents” on private residential property. Only publicly owned, financed, insured or subsidized housing falls outside the ban.

Does an emailed rent increase count as notice in Arizona?

Section 33-1313(B) defines receipt for a tenant as hand delivery or registered or certified mail. If your lease allows another method, read it closely, and if you are unsure, ask for a hand-delivered or certified copy before you count days.

How much notice does a mobile home park need for a lot rent increase?

Ninety days before the agreement expires or renews, in writing, by first-class or certified mail or personal delivery, under § 33-1413(G). Cost pass-throughs under subsection (I) must be documented in writing.

I reported mold to the city in May and got a rent increase in September. Is it presumed retaliatory?

Yes, if the complaint concerned a code violation materially affecting health and safety. September falls within six months of May, so § 33-1381(B) shifts the burden to the landlord to produce evidence that the increase had another reason.

Is there any limit on how big a rent increase can be in Arizona?

Not for private housing. The act sets no percentage, and cities cannot add one.

How to respond to an Arizona rent increase

Confirm the receipt date. Apply § 33-1313(B) to a mailed notice, then count 30 days to the rental date. Our rent increase checker helps, and month-to-month lease laws by state shows the termination side.
Look for a six-month link. Note the date of any code or repair complaint. If it falls within six months, read our page on landlord retaliation.
In a park, check the 90 days. Our mobile home park laws by state page compares Arizona’s rules with other states.
Negotiate or plan a move. If you leave, protect your deposit under the Arizona security deposit law.
Get help. This page is general information, not legal advice. The LSC get legal help tool lists Arizona legal aid offices.

See every state side by side on the rent increase laws by state hub.

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