How Much an Unused HELOC Costs Under Inactivity and Annual Fees

The Quick Read: An unused HELOC is not free, because the lender can charge an annual fee for keeping the line open whether or not you borrow, an inactivity fee when no draws occur for a stretch, and a cancellation fee if you close early, so a dormant backup line carries a recurring cost that stacks across the draw period. The dollar amounts are modest per year and vary widely by lender. The real expense is paying them for years on a line you never use.

• The annual fee is charged for availability, not usage, so a zero balance does not stop it.
• The inactivity fee usually triggers after several months with no draws and can repeat.
• Fees run from zero to a few hundred dollars a year depending on the lender, and many are negotiable.
• Closing the line inside the first couple of years can trigger a cancellation fee.
• On investment properties in Lendmire’s network, a line is not designed to sit idle at all.

What Does an Unused HELOC Actually Cost?

An idle HELOC costs nothing in interest and nothing in monthly payment, because there is no balance. The cost comes from fixed holding charges that the lender attaches to the account itself. Those charges fall into three groups: a yearly fee for keeping the line available, a penalty for not drawing, and an exit charge if you close early.

Bankrate puts annual fees between $5 and $250, charged whether or not you draw, with inactivity fees between $5 and $50 and early cancellation fees up to about $500 or a percentage of the line. Experian describes annual fees up to $400, inactivity fees up to $50, and a prepayment penalty around 2% of the balance. The two ranges overlap but do not match.

That gap is the honest answer. No single national figure exists. The schedule in your own account agreement is the only number that counts.

Annual Fee vs. Inactivity Fee: Two Different Charges

The two fees are often lumped together, but they trigger differently and are avoided differently. The table separates them.

The practical difference matters. A small draw can sometimes switch off an inactivity fee, but it does nothing to an annual fee. Some lenders define inactivity differently, as a failure to draw a minimum amount each year, so the wording in the agreement controls.

How the Fees Compound Over a Draw Period

A recurring fee is small only when you look at one year. Experian notes that draw periods typically run 5 to 10 years, so an annual fee is charged five to ten times before repayment even begins. An inactivity fee layered on top can repeat each year as well.

Consider three hypothetical investors, using no dollar amounts so the logic stays clear.

• The idle holder. An investor keeps a line open as a backup reserve for the full draw period and never borrows. Every annual fee and every inactivity fee lands with nothing to show for it, and the total can exceed the interest the investor would have paid on a modest draw.
• The small-draw holder. This investor takes a minimum draw once a year to avoid the inactivity fee. The annual fee still applies, but the line has stayed active and the cost is lower.
• The early closer. This investor opens a line, then pays it off and closes it in year two after refinancing. The annual fee may have been charged once or twice, and a cancellation fee can apply on top.

The idle holder is the case worth stress-testing. If the line exists only as insurance, the question is whether the standby access is worth the carry. For an investor who is likely to need the funds within a year or two, it usually is. For one who is only collecting options, it often is not.

Where the Early-Closure Window Changes the Math

The CFPB’s guidance on HELOC fees lists six fee types: application, closing costs, an inactivity fee, an annual or membership fee, a cancellation fee, and a conversion fee. It describes the cancellation fee as usually applying within the first two or three years.

That window creates a trap for investors who open a line, change plans, and try to escape the holding costs by closing. Closing inside the window can cost more than the fees you were trying to avoid. A no-closing-cost label is worth reading closely, because it can mean costs were waived with a clawback, or built into a higher margin, rather than removed.

The order of operations matters. If you intend to close, the best moment is usually after the clawback window ends, or whenever the annual fee is about to renew and the cancellation fee has lapsed.

Where the General Rule Breaks

“Unused lines cost money” is the rule. These edge cases bend it.

Closed-end home equity loans. A closed-end second lien funds once and has no ongoing account, so annual, inactivity, and minimum-draw fees do not apply. It has its own closing costs instead.

Lenders that charge nothing. Not every lender charges annual or inactivity fees, and some credit unions charge no annual fee at all. Waivers in year one or for relationship customers are common.

Minimum initial draws. Some products require a draw at closing, which means an unused line may not be an option. Across Lendmire’s wholesale network, the HELOC programs require at least 75% of the line to be drawn at closing. An investor looking at those programs is therefore buying a funded line, not a standby reserve.

The disclosure gap. Federal disclosure rules require lenders to describe annual and inactivity fees at application. The eCFR text for open-end home-secured plans also says the disclosed APR on a fixed-rate plan does not include costs other than interest, so the APR alone never shows the full cost. The same section’s termination-fee disclosure centers on fees the lender imposes when it ends the plan, so a fee for you closing early may sit only in the full agreement. Read the whole document.

Rental properties. Many banks decline HELOCs on rentals altogether, according to investor discussion on BiggerPockets. Where lenders do offer them, the product is often a portfolio line of credit whose fee schedule may differ from the primary-residence figures above. No reliable public source gives investment-property inactivity ranges, so expect to ask for the schedule directly.

How This Looks on an Investment Property in Lendmire’s Network

Lendmire is a broker, not a lender. It places home equity line files with select wholesale partners in the 16 states where it offers full-service lending. That is narrower than its 41-market DSCR footprint, which covers 40 states plus Washington, D.C. All figures below are typical ranges, subject to lender guidelines and full file review.

On an investment property, the network ceiling is 70% CLTV, with a minimum credit score of 700 and a maximum line of $500,000. Investment lines run a 5-year interest-only draw followed by a 25-year fully amortizing repayment period. Pricing floats during both periods and does not convert to fixed. These specifics are subject to lender guidelines and a full review of property, leverage, and credit.

Primary residences and second homes follow different tables, so a figure for one occupancy does not carry over to another. The title rule is the sharpest structural difference from a DSCR loan. Title must be held by the individual borrower or a revocable living trust, so a property already deeded to an LLC would need a vesting change first, or a DSCR cash-out instead.

For the investor, this changes the unused-line question. Because most of the line is drawn at closing, interest begins right away. The holding-fee risk shifts to the other side: you are paying interest on money that may have no immediate job. If you need only a small amount or want a true standby line, a different product may fit better.

When a DSCR Cash-Out Beats a Dormant Line

A DSCR loan is a different tool. It qualifies primarily on property-level rental income covering the payment, subject to lender guidelines, rather than on a line sitting open. Across most of the network, a cash-out refinance on a standard rental tops out around 75% LTV with about six months of seasoning, and short-term rentals are held to 70%. Credit expectations typically start around 660, and stronger scores open better terms.

A DSCR cash-out pays out the funds once. There is no annual fee on a line, no inactivity trigger, and no clawback window on an account you never needed. The tradeoff is real, though: it carries closing costs, replaces your existing first lien, and may not make sense if your current first mortgage is unusually favorable. Lendmire’s page on comparing a HELOC with a cash-out refinance on a rental walks through when each structure fits.

Coverage still matters, but it is not the same as cash flow. A ratio of 1.00 means rent covers the housing payment. Repairs, vacancy, management, and capital expenses sit outside that calculation. Sub-1.00 coverage is available through select lenders in the network, with leverage and terms adjusted.

The decision usually comes down to this. If you want funds in hand for a known purchase, a one-time structure avoids ongoing line fees. If you want optionality and expect to draw within a year or two, a line can still be the better value even after the fees.

Keep, Draw, Negotiate, or Close?

A waiver request is simple and often worth making. Ask the lender to waive or refund the inactivity charge, explain that you are an active customer, and ask whether the annual fee can be waived with a minimum balance or autopay. The worst outcome is a no.

How to Check Your Own Agreement

Before signing or deciding to close, find these items in the account agreement and the disclosures that come with it:

1. The annual fee amount and whether it is waived in year one.

2. The inactivity trigger, including the idle period and any minimum annual draw.

3. How the fee is billed, either deducted from the line or charged separately.

4. The early-closure window and whether the fee is flat or a percentage of the line.

5. Any conversion fee if the structure allows switching terms.

6. Whether a no-closing-cost offer is a waiver, a clawback, or built into the margin.

The CFPB HELOC brochure includes a worksheet for comparing annual fees, early termination fees, and closing costs across offers. It also notes a three-day right to cancel after opening, which lets you back out right after opening but does not remove ongoing fees.

Tax treatment can depend on how the funds are used and how the property is held; investors should keep clear records and speak with a qualified tax professional before relying on any deduction.

Key Terms Defined

Annual fee: a yearly charge for keeping the line available, owed whether or not you draw.

Inactivity fee: a charge applied when the line sees no draws, or too little drawing, over a set period.

Draw period: the opening stretch, often 5 to 10 years, when you can borrow from the line.

Cancellation fee: an exit charge that can apply if you close the line within the first couple of years.

CLTV: combined loan-to-value, which adds every lien on the property and compares the total to its value.

DSCR: debt service coverage ratio, which divides monthly rent by the monthly payment including principal, interest, taxes, insurance, and any HOA dues.

Where This Leaves an Investor

An unused HELOC is one you either use or never open. Holding a line as a free option is the mistake, because the option has a price that renews every year. Investors who expect to draw soon, or who can get fees waived, often come out ahead. Those who are only hedging should compare the carry against a one-time structure.

For the wider picture on how rental financing fits together, Lendmire’s complete DSCR loans guide covers coverage, leverage, and eligibility.

If you are considering a home equity line and want to see how the numbers work, Lendmire can help you compare HELOC options based on the property, the equity available, credit profile, combined leverage, and your goals.

About Lendmire

Lendmire is a mortgage brokerage (NMLS# 2371349) arranging home equity lines of credit — primary-residence, second-home and investment-property lines — through a wholesale lending network in its 16 full-service states. Eligibility is determined by the lender on each file. Scotsman Guide named Lendmire a Top Mortgage Workplace in both 2025 and 2026.

References

1. Bankrate: home equity closing costs and fees

2. Experian: can I open a HELOC and not use it?

3. CFPB: What fees can my lender charge if I take out a HELOC?

4. eCFR: 12 CFR 1026.40, open-end plans secured by a dwelling

5. BiggerPockets: HELOC on investment rental properties