The Borrowing Sequence Your Clients Don’t Know About Yet
There is no “50% cap” on federal student borrowing under the One Big Beautiful Bill Act. The phrase appears in financial press summaries and advisor cheat sheets because at some cost-of-attendance levels the math works out that way, but the actual policy is not a percentage cap and treating it as one leads to wrong advice in both directions. A family at a $30,000-per-year state school still gets most of their costs covered federally after July 1, 2026. A family at a $70,000-per-year private school or a graduate student in a professional program faces a gap that’s much larger than half. The cap is not a cap. It’s a packaged borrowing sequence with fixed dollar limits at each stage, and the gap a family faces is the residual after the sequence runs.
This is the post your clients need and their advisors should have ready before the fall tuition cycle. The mechanism is not complicated, but it is specific. If you are modeling “roughly half” for every client conversation, you are going to be wrong for most of them.
What the law actually did
Public Law 119-21, signed July 4, 2025, rewrote the borrowing rules for federal student loans starting July 1, 2026. The rewrite has four moving pieces.
First, undergraduate federal loans did not change. Direct Subsidized and Direct Unsubsidized limits for dependent undergraduates stay where they have been for years. A dependent freshman still borrows up to $5,500 combined in their first year, rising to $7,500 in their junior and senior years, against a $31,000 aggregate cap. Independent undergraduates still get their higher limits. This piece of the sequence is unaffected.
Second, Parent PLUS loans received a hard cap for the first time in the program’s history. Pre-OBBB, a parent could borrow Parent PLUS up to the full cost of attendance. Post-July 1, 2026, Parent PLUS is capped at $20,000 per year per dependent student, with a $65,000 lifetime ceiling per child. That is the single most consequential change for undergraduate families at private schools and out-of-state public schools.
Third, Graduate PLUS is eliminated for new borrowers. This is the quiet bombshell that will reshape professional-program financing. Pre-OBBB, any graduate or professional student could borrow Grad PLUS up to the full cost of attendance. Post-July 1, 2026, Grad PLUS does not exist for new borrowers. Graduate Direct Unsubsidized limits are now statutorily capped: $20,500 per year for non-professional graduate programs and $50,000 per year for professional programs (defined as medicine, law, dentistry, veterinary medicine, theology, and a specific list in the Code of Federal Regulations).
Fourth, a new lifetime cap of $257,500 applies to cumulative student-side federal debt across all loan types except Parent PLUS, which is parent-side.
None of these are percentage rules. They are dollar amounts applied in a specific sequence when a family submits a FAFSA and the school builds a financial aid package.
The actual sequence
When a dependent undergraduate’s FAFSA is processed for fall 2026, the federal aid package is built in this order:
- Direct Subsidized Loan up to the year-specific annual limit and the student’s aggregate cap.
- Direct Unsubsidized Loan fills the remaining annual Direct loan limit.
- Parent PLUS Loan up to $20,000 for the year and up to $65,000 lifetime per child.
- Private loans fill any residual gap between federal total and cost of attendance.
For independent undergraduates, steps 1 and 2 use higher unsubsidized limits and step 3 does not exist.
For graduate and professional students, the sequence is shorter:
- Direct Unsubsidized Loan at $20,500 per year (non-professional) or $50,000 per year (professional).
- Graduate PLUS is not available for new borrowers after July 1, 2026.
- Private loans fill any gap.
Schools can impose institutional caps below the statutory maximums at any stage. Students enrolled less than full-time are subject to proration of annual limits — the Department’s final proration schedule is still pending as of April 2026, and schools are operating on interim guidance.
That’s the whole mechanism. No percentage caps. No cost-of-attendance caps except the statutory annual limits. The gap a family faces depends on where their school’s cost-of-attendance falls relative to the federal capacity at each stage.
What this means in real numbers
Take three scenarios. All assume a first-year dependent student, no merit aid, no Pell, to keep the math clean.
Scenario 1 — In-state public university, $30,000 cost of attendance. The student gets $5,500 in Direct Sub/Unsub and the parents can take up to $20,000 in Parent PLUS. Total federal capacity: $25,500. Gap: $4,500 per year, or about 15% of cost. A family that has $4,500 of savings, cash flow, or scholarships per year can fund this without private loans at all. Most in-state public-school families will not feel the change directly.
Scenario 2 — Private four-year university, $70,000 cost of attendance. Same student gets $5,500 in Direct loans. Parents can take $20,000 in Parent PLUS. Total federal capacity: $25,500. Gap: $44,500 per year. Across four years, the family’s borrowing need shifts from zero private loan dependence (pre-OBBB Parent PLUS had no cap) to approximately $178,000 in private loans or out-of-pocket funding. This is the cohort where the change hits hardest and where families will be shocked if the advisor hasn’t walked them through it.
Scenario 3 — Medical school, $75,000 cost of attendance. The student can borrow $50,000 per year in Direct Unsubsidized under the new professional-program cap. Grad PLUS is gone. Gap: $25,000 per year, or $100,000 across a four-year program. For students entering in fall 2026, the private-loan gap for medical school is deterministic — it does not go away with good financial planning because the federal cap is below the cost. It is a structural feature of the new policy. Law school and dental school show similar gaps at their typical cost-of-attendance levels.
Students continuously enrolled and already carrying a Direct loan disbursement from before July 1, 2026 may borrow under the old rules for up to three more years in the same program. Students who change programs, transfer institutions, or gap out for more than a quarter lose that grandfathering immediately and fall under the new caps. This matters for current sophomores and juniors who are considering a transfer or a major change in the 2026–2027 year.
Where private loans now sit
For decades, private student loans were a last-resort product. Federal loans covered most of cost of attendance for most families, and private lenders served the narrow sliver of high-cost programs or families whose federal capacity was exhausted.
Post-OBBB, private loans move up the stack. For parents at expensive private undergraduate schools, they are now a structural part of the funding plan from the first semester. For graduate and professional students in any program above $20,500 (non-professional) or $50,000 (professional) per year, private loans are not optional — they are the only available source of capital beyond the federal cap. This changes the advisor’s role in the college-planning conversation. Private loan shopping, rate negotiation, and co-signer strategy were once specialist territory. They are now table stakes for any advisor serving clients with college-age children, grandchildren, or adult children entering professional programs.
Cost-of-attendance certification by the school still drives private-loan origination under Consumer Financial Protection Bureau Regulation Z. None of that process changes. What changes is that the gap being certified — cost of attendance minus federal aid — is now materially larger at most institutions.
What advisors should do before fall tuition
The OBBB borrowing rules take effect for loans disbursed on or after July 1, 2026. For most schools, that means the changes hit with the fall 2026 semester bill. The planning window is now.
First, identify which clients have students in school. Not just clients with college-age children, but any client whose household includes a graduate or professional student, a returning adult learner, or a grandchild whose education the client is funding.
Second, run each student’s fall 2026 borrowing scenario under the new caps. Liability Planner’s Private Loan Planner models the sequence — Sub/Unsub, Parent PLUS cap, professional-program cap, and the residual private-loan gap — and produces a multi-year rollup so the family sees the four-year cumulative picture, not just one semester.
Third, identify whether any student is grandfathered. Continuously enrolled students with a pre-July-1 Direct loan disbursement in the same program can borrow under old rules for up to three more years. Flag these clients in the system and note the grandfather expiration date — usually the earlier of three years or program completion.
Fourth, have the conversation with families about the gap. The private-loan portion of a fall 2026 borrowing package is not a surprise the family should discover in August. Medical-school families should understand the $25,000-per-year structural gap before they commit to the program. Undergraduate families at expensive privates should see the four-year rollup before they sign on to the school. Advisors who run these conversations now look prescient. Advisors who run them in August look reactive.
Fifth, coordinate with the parent’s own repayment picture. If the parent is themselves a federal borrower in repayment — a growing share of HENRY households — the Parent PLUS decision interacts with their own AGI-driven payments under RAP. New Parent PLUS disbursed after July 1, 2026 also breaks any existing consolidation-based IDR access, which is its own cliff. These decisions cannot be made in isolation.
The one thing to remember
Federal student borrowing after July 1, 2026 is a dollar-capped sequence, not a percentage cap. For in-state public schools, the sequence still covers most costs. For private undergraduate schools, the gap is four times what most families expect. For graduate and professional programs, the gap is structural and does not disappear. An advisor who models each scenario concretely beats an advisor working from “roughly half” by tens of thousands of dollars per family.
Pull your college-planning clients into Liability Planner now and model what the fall semester actually costs them.
Sources: Public Law 119-21 (One Big Beautiful Bill Act); Department of Education Dear Colleague Letter, July 18, 2025; Federal Register 91 FR 5627 (Jan. 30, 2026), “Reimagining and Improving Student Education”; CRS Report R48727 (Amendments to the Higher Education Act); NASFAA OB3 guidance.
