How apartment utility billing actually works

There are three ways an apartment can handle utilities: bundled into your rent, submetered so you're billed for what you actually used, or allocated by a formula across the whole property. Which one you get changes your real monthly cost more than most people expect, and it's rarely explained clearly at the tour. Texas regulates this area unusually specifically — including a cap on what can be charged and who can't be charged at all — so it's worth ten minutes before you sign.

The three models

What Texas law requires

Thirteen of the eighteen Luxia communities are in Texas, where water and sewer billing by apartment owners is governed by the Public Utility Commission of Texas. Four rules are worth knowing as a renter:

1. No markup. An owner or manager may not charge more than the cost per gallon billed by the retail utility, plus applicable taxes and surcharges. Utility billing is a pass-through.
2. Late fees are capped. A late fee on a submetered water bill may not exceed five percent of the amount paid late.
3. Some residents cannot be charged a service fee at all. The rules do not permit a service charge on a resident in a unit that received low-income housing tax credits, or a resident receiving tenant-based voucher assistance.
4. The method has to be disclosed. Allocated billing must use an approved formula and the lease has to say which one.

Administration of the allocated-billing program moved from the TCEQ to the Public Utility Commission of Texas effective 1 September 2014; submetering rules sit in Texas Water Code §13.503 and PUCT 16 TAC Chapter 24. Sources are linked at the foot of this page. This is general information about public regulation, not legal advice — for a specific dispute, talk to the community first and then to a qualified advisor.

What to ask before you sign

1. Which utilities are in the rent, and which are billed separately?
2. If separate — submetered actual usage, or an allocated formula? Which formula?
3. What has the average monthly utility charge been for this floor plan over the last twelve months?
4. Is there a separate administrative or billing fee on top of usage, and how much?
5. Do I open any account directly with the provider, or does it all come through the community?

Question three is the one that actually predicts your bill. The billing model tells you how the number is produced; twelve months of history for your specific floor plan tells you roughly what the number will be.

How Luxia handles it

Utility arrangements are set per community — they vary by building age, local provider and whether the property was built with unit-level meters. We don't publish a single portfolio-wide answer here because it would be wrong for some communities. Each community's leasing team can tell you exactly which model applies, what's included, and the twelve-month average for the floor plan you're considering. Start from the community page and ask directly.

Common questions

Are utilities included apartments worth it?

It depends on whether "included" means unlimited or capped. A flat rate bundled into rent is predictable and easy to budget, but you pay the same whether you run the air conditioning all August or travel for a month — and in a Texas summer the community is pricing in the heavy user, not the light one. Metered billing rewards low usage and punishes high usage. If you are home a lot, run laundry often, or keep the thermostat low, bundled can win. If you travel or live alone in a larger unit, metered usually costs less. Ask for the average monthly utility charge for your specific floor plan over the last twelve months — that number is far more useful than the billing method's name.

What is RUBS, and is it legal in Texas?

RUBS stands for Ratio Utility Billing System. Instead of measuring your unit's actual usage, the community takes the property's whole bill and divides it among residents by a formula — commonly occupancy, square footage, bedroom count, or a submetered hot/cold water ratio. It is permitted in Texas, but it is regulated: the lease must disclose the method, and the formula has to be one of the approved allocation methods. Since 1 September 2014 the program is administered by the Public Utility Commission of Texas, which took it over from the TCEQ.

Can my apartment mark up the water bill?

No. Under the PUCT rules, an apartment owner or manager may not impose charges above the cost per gallon the retail utility charged them, plus any applicable taxes and surcharges. Utility billing is a pass-through, not a profit centre. If your bill appears to exceed the underlying rate, ask for the calculation — you are entitled to understand how the number was produced.

How much can I be charged for paying a water bill late?

On a submetered water bill in Texas, a late fee may not exceed five percent of the amount paid late. That is a specific cap, not a guideline.

Are there residents who can't be charged a utility service fee?

Yes. The rules do not permit an owner or manager to impose a service charge on a resident living in a unit that received an allocation of low-income housing tax credits, or on a resident who receives tenant-based voucher assistance. If that describes your housing and you are seeing a service charge, raise it with the community.

What should I ask before signing a lease?

Five questions settle almost everything: Which utilities are in the rent and which are billed separately? If billed separately, is it submetered actual usage or an allocated formula — and if allocated, which formula? What is the average monthly utility charge for this floor plan over the past year? Is there a separate administrative or billing fee, and how much? And do I set up any account directly with the provider, or does everything come through the community? Get the answers in writing, or at least in email.

What's the difference between submetered and allocated billing?

Submetered means the unit has its own meter and you are billed for what you actually used — the closest thing to a normal utility bill. Allocated means nobody measured your unit; the property's total was divided by formula. Submetering is generally fairer to light users, which is why many residents prefer it, but allocation is legal and common in older buildings where retrofitting meters into every unit is impractical.

Sources

• Public Utility Commission of Texas — Water and Sewer Submetering or Allocation
• Texas Water Code §13.503 — Submetering Rules
• PUCT 16 TAC Chapter 24 — Substantive Rules for Water and Sewer Service
• PUCT tenant guide — Submetered Utility Service

Verified 2026-08. Regulations change; check the PUCT pages above for the current text.