What Are Waiver and Forfeiture in a DOL 401(k) Dispute?

Waiver is intentional surrender. Forfeiture is usually failure to assert a right on time. That difference can decide whether an argument is permanently gone, merely late, still reviewable, or not something the parties had power to surrender in the first place.^[1]

The distinction sounds semantic until a DOL or ERISA dispute reaches a deadline.

A plan sponsor may:

• fail to answer a DOL penalty notice
• omit a defense from pleadings
• skip an issue in an administrative appeal
• deliberately tell a court it will not press a defense
• complete every administrative step but raise one legal theory only in court
• agree with DOL that a federal court has jurisdiction.

Those events do not produce one uniform consequence.

The correct question is not:

"Did somebody waive something?"

It is:

"What right or objection is at issue, what source governs it, what did the party actually do, and what consequence does that source attach?"

Waiver and Forfeiture Are Different

United States v. Olano supplies the modern shorthand.^[1]

Waiver

Waiver is the:

intentional relinquishment or abandonment of a known right.^[1]

Intent matters.

The party knew the right existed and chose not to use it.

Forfeiture

Forfeiture is ordinarily:

failure to make the timely assertion of a right.^[1]

Intent is not the defining feature.

A party can forfeit an argument through:

• oversight
• late pleading
• silence
• failure to object
• failure to raise an issue at the required stage.

That is why the terms should not be used casually.

Why the Difference Matters

Suppose DOL raises a limitations defense one day late because counsel missed it.

That can present a forfeiture question.

Now suppose DOL tells the district court:

"The Department will not rely on the limitations defense."

Then, after losing on the merits, DOL tries to resurrect the defense on appeal.

That is much closer to waiver.

Wood v. Milyard shows why the second situation is harder to undo.^[4]

The state in Wood did not merely overlook a timeliness defense.

It deliberately declined to challenge timeliness.

The Supreme Court treated that conduct as waiver and held that the court of appeals should not revive the deliberately abandoned defense.^[4]

The practical rule is straightforward:

accidental omission and deliberate abandonment should not be analyzed as the same procedural event.

Courts Sometimes Say "Waiver" When They Mean "Forfeiture"

Legal opinions, briefs and administrative materials do not always police the vocabulary carefully.

Kontrick v. Ryan expressly noted that lawyers and judges often use the words interchangeably even though Olano distinguishes them.^[2]

So when a case says:

"the party waived the argument,"

check what actually happened.

Did the party:

• expressly surrender it?
• affirmatively concede it?
• make a strategic election?

Or did the party simply:

• miss the deadline?
• fail to object?
• raise the issue too late?

The first group points toward waiver.

The second often points toward forfeiture.

Start With the Legal Source, Not the Label

A 401(k) dispute can involve rights created by:

• the Constitution
• ERISA
• the Administrative Procedure Act
• Federal Rules of Civil Procedure
• Federal Rules of Appellate Procedure
• DOL regulations
• a court scheduling order
• a plan document
• an administrative notice.

The source matters because it can define:

• who may surrender the right
• whether intent matters
• when an objection must be raised
• whether a court can excuse the omission
• whether the consequence is waiver, forfeiture, default, admission or dismissal.

A generic common-law definition cannot override a regulation that expressly states what silence means.

Jurisdiction Is the First Major Boundary

The most important distinction is between:

subject-matter jurisdiction

and:

ordinary claim-processing rules, defenses and objections.

Subject-matter jurisdiction defines the court's adjudicatory power over the class of dispute.

Parties generally cannot create that power by:

• consent
• stipulation
• silence
• failure to object.

Federal Rule of Civil Procedure 12(h)(3) reflects that principle: if the court determines at any time that it lacks subject-matter jurisdiction, it must dismiss the action.^[10]

That is fundamentally different from many ordinary procedural defenses.

Mandatory Does Not Mean Jurisdictional

This is where many litigation summaries go wrong.

A rule can be:

mandatory

without being:

jurisdictional.

Kontrick is a clean example.^[2]

The case involved a bankruptcy filing deadline.

The rule was mandatory and tightly worded.

But it did not define the bankruptcy court's subject-matter jurisdiction.

The party asserting the deadline waited too long.

The Supreme Court held that the claim-processing rule could be forfeited.^[2]

The lesson travels beyond bankruptcy:

an inflexible deadline is not automatically a limit on judicial power.

Fort Bend Reinforced the Point

Fort Bend County v. Davis involved Title VII's charge-filing requirement.^[3]

The employer waited years before arguing that the plaintiff had failed to satisfy the administrative precondition for one discrimination theory.

The employer described the defect as jurisdictional.

The Supreme Court disagreed.^[3]

The charge-filing rule was a mandatory claim-processing requirement, not a jurisdictional limitation.

Because the employer waited too long, the objection was forfeited.^[3]

That distinction matters in DOL litigation whenever somebody says:

"This requirement is mandatory, so it can be raised at any time."

Not necessarily.

The missing step is classification.

A Practical Jurisdiction Test

Before calling an omitted defense nonwaivable, ask:

1. Does Congress clearly tie the rule to the court's jurisdiction?
2. Is the rule located in the jurisdiction-granting provision or somewhere else?
3. Does the rule govern who may sue or when/how a claim must be processed?
4. Has controlling Supreme Court or circuit precedent already classified it?
5. What consequence does the governing statute assign?

The word:

"shall"

is not enough by itself.

Neither is:

"mandatory."

Time Bars Need the Same Classification Work

Statutes of limitations create another common shortcut.

A memorandum may say:

"The government cannot waive the deadline because the deadline limits jurisdiction."

That conclusion requires authority.

United States v. Kwai Fun Wong is useful because the Supreme Court refused to treat the Federal Tort Claims Act's filing deadlines as jurisdictional without the required clear indication from Congress.^[5]

The Court treated those particular deadlines as ordinary nonjurisdictional time bars and held them subject to equitable tolling.^[5]

That does not mean every federal deadline is forfeitable.

It means:

classification comes before consequence.

INV-213 separately covers the limitations period for APA challenges to DOL rules and the circuit-specific questions that can arise under 28 U.S.C. 2401(a).

Rule 8(c) Makes Affirmative Defenses a Preservation Problem

Federal Rule of Civil Procedure 8(c) identifies affirmative defenses that ordinarily must be affirmatively stated in the responding pleading.^[9]

Examples include:

• statute of limitations
• estoppel
• res judicata
• waiver
• laches.

That pleading rule serves notice and case-management functions.

If a party waits until late in the case to raise an affirmative defense, the court may face a preservation question.

But the analysis should not become mechanical.

Federal pleading rules also permit amendment, and courts may distinguish between:

• a genuinely prejudicial late defense
• a defense litigated by consent
• a theory functionally raised earlier
• a new issue sprung after discovery closes.

The useful point for a 401(k) dispute is narrower:

an affirmative defense can disappear through litigation conduct even when the underlying federal court clearly has subject-matter jurisdiction.

Rule 12 Contains Its Own Loss Rules

Rule 12(h) does not treat every objection alike.^[10]

Some Rule 12 defenses can be lost if not timely consolidated or asserted.

Subject-matter jurisdiction is treated differently.

That means a procedural tracker should not store:

"Rule 12 defense omitted"

as a single category.

It should identify the exact subsection and defense.

For example:

• personal-jurisdiction objection
• venue objection
• service objection
• failure-to-state-a-claim argument
• subject-matter jurisdiction.

They do not share one preservation rule.

Wood Shows Why Deliberate Waiver Is Stronger

Wood v. Milyard is one of the best cases for seeing the difference between waiver and forfeiture in practice.^[4]

The state knew the habeas petition might be untimely.

The district court specifically asked about timeliness.

The state twice declined to challenge it.

The court of appeals later raised timeliness on its own and dismissed the case.

The Supreme Court reversed.^[4]

The state had not merely forfeited the defense through silence.

It had deliberately waived it.

That mattered because the appellate court was not free to override the state's intentional choice.^[4]

For DOL litigation, the lesson is not that courts can never raise a threshold issue themselves.

The lesson is more precise:

a deliberate relinquishment can close a door that a mere oversight might leave partly open.

Silence Is Not Automatically Intentional Waiver

Assume a plan sponsor fails to object to a discovery request.

The opponent writes:

"The sponsor intentionally waived every privilege objection."

That may overstate the record.

The omission can have serious procedural consequences.

But the Olano definition still asks whether intentional relinquishment is actually established before using the technical label waiver.^[1]

The governing discovery rule, court order or local rule may independently impose a consequence without requiring proof of subjective intent.

That is why the sequence should be:

source → conduct → consequence → label.

Not the reverse.

DOL Can Expressly Define Silence as Waiver

DOL's Section 502(c)(2) civil-penalty procedure gives a concrete retirement-law example.

29 CFR 2570.64 addresses what happens when a respondent fails to file a timely answer to a notice of determination.^[11]

The regulation says the failure is deemed to constitute:

• waiver of the right to appear and contest the allegations
• admission of the facts alleged in the notice.^[11]

The notice then becomes the Secretary's final order after the regulatory period.^[11]

That is stronger than a generic statement that the respondent:

"missed a deadline."

The regulation itself assigns legal consequences to the silence.

The DOL Default Rule Changes the Normal Intent Inquiry

In an ordinary Olano discussion, waiver suggests intentional relinquishment.^[1]

But 29 CFR 2570.64 uses a deeming rule.^[11]

If the required answer is not filed in time, the regulation supplies the consequence.

The respondent cannot necessarily escape by saying:

"The omission was accidental, so there was no subjective intent to waive."

The applicable procedural regulation defines the effect of the missed filing.

That is exactly why practitioners should read the actual DOL procedure rather than relying on general litigation vocabulary.

Missing the Answer Is More Than Losing a Briefing Opportunity

The practical sequence can be severe:

notice of determination

→ 30-day answer period

→ no answer

→ deemed waiver of contest rights

→ alleged facts deemed admitted

→ notice becomes final order.^[11]

For a plan administrator, service provider or fiduciary receiving a DOL penalty notice, the answer deadline deserves immediate escalation.

This is not a deadline that should be stored in a general correspondence queue.

A Missed Answer Is Different From a Missed Appeal

Now assume the respondent does answer.

The dispute proceeds before an administrative law judge.

The ALJ issues a decision.

29 CFR 2570.68 provides that the decision becomes final agency action unless an appeal is taken under the specified review procedures.^[13]

29 CFR 2570.69 then allows Secretary review only when a party files a notice of appeal within 20 days.^[12]

That creates a separate procedural choice.

Missing the original answer can trigger default consequences.

Missing the later appeal can allow the ALJ decision to become final agency action.

Those are not the same event.

A Timely DOL Appeal Can Still Have an Issue-Preservation Problem

Section 2570.69(b) adds another requirement.^[12]

The notice of appeal must state with specificity the issue or issues in the ALJ decision on which review is sought.

So a party can:

• file the appeal on time
• avoid default
• obtain Secretary review

and still create a question about whether an omitted issue was preserved.

That is why three separate fields matter:

1. answer filed?
2. appeal filed?
3. issue identified?

One yes does not answer the other two.

Exhaustion and Issue Preservation Are Not Synonyms

INV-211 covers exhaustion in detail.

The distinction belongs here because waiver language often hides it.

Exhaustion of remedies

Did the party complete whatever administrative review steps governing law requires before going to court?

Issue preservation

Did the party present this particular argument at the stage where the law required it to be presented?

A party can exhaust the available process and still face a dispute over one omitted issue.

A party can also fail to exhaust a required review step even though every argument in the initial filing was perfectly preserved.

Those failures are structurally different.

Sims Shows Why Courts Should Not Invent Preservation Rules Casually

Sims v. Apfel involved Social Security administrative review.^[6]

The claimant completed the administrative review route but had not listed every judicial argument in the request for Appeals Council review.

The Supreme Court refused to impose the proposed issue-exhaustion rule in that setting.^[6]

The Court emphasized two points.

First, administrative issue-exhaustion requirements often come from:

• statute
• agency regulation.^[6]

Second, when neither source imposes the rule, the design of the administrative process matters.

Social Security review was unusually nonadversarial.

That weakened the analogy to ordinary appellate forfeiture.^[6]

Carr Reinforced the Source-and-Structure Inquiry

Carr v. Saul involved Appointments Clause objections that Social Security claimants had not raised before agency ALJs.^[7]

The Court again declined to impose a judicially created issue-exhaustion requirement on those facts.^[7]

The analysis considered:

• absence of a statute requiring issue exhaustion
• absence of a regulation requiring it
• the nonadversarial features of the proceedings
• the constitutional nature of the issue
• the ALJ's inability to provide the requested structural remedy.^[7]

Carr does not establish:

"constitutional issues never need preservation."

It establishes a narrower point:

administrative forfeiture depends on legal source and procedural fit.

L.A. Tucker Truck Lines States the Traditional Rule

United States v. L.A. Tucker Truck Lines gives the opposite side of the doctrine.^[8]

The Supreme Court explained that orderly administrative procedure generally expects objections to be raised while the agency has an opportunity to correct them.^[8]

That principle remains important in adversarial agency proceedings.

Sims and Carr did not erase it.

They show why the rule should not be applied without asking:

• What did the statute require?
• What did the regulation require?
• Was the proceeding adversarial?
• Could the agency decide the issue?
• Did the party receive fair procedural notice?

DOL's Own Appeal Rule Reduces the Need for Guesswork

In the Section 502(c)(2) procedure, DOL does not leave the appeal notice open-ended.

Section 2570.69(b) requires specificity about the issues for review.^[12]

That text matters.

A notice saying only:

"Respondent appeals the ALJ's entire decision"

may raise a different preservation problem from a notice that identifies:

• liability finding
• penalty amount
• evidentiary ruling
• statutory interpretation
• procedural objection.

The safe operational practice is not to test how vague the notice may be.

It is to state every issue the party genuinely seeks reviewed with enough specificity to satisfy the governing rule.

Worked Example: Liability Issue Omitted From Secretary Appeal

ALJ finds:

1. respondent violated the reporting requirement
2. penalty should be $40,000.

Respondent's timely appeal says:

"The $40,000 penalty is excessive because DOL failed to credit corrective action."

It says nothing about liability.

Later the respondent argues:

"There was no reporting violation at all."

The issue is not whether the respondent exhausted the appeal route.

The respondent did.

The problem is whether liability was preserved within the appeal under Section 2570.69(b)'s specificity requirement.^[12]

That is a narrower and more accurate question.

Worked Example: No Answer to DOL Notice

DOL serves a Section 502(c)(2) notice of determination.

The recipient puts it in an ordinary vendor-dispute folder.

No answer is filed within 30 days.

Thirty-five days later counsel appears and says:

"The respondent never intentionally waived a hearing."

The regulation creates the problem.^[11]

It deems failure to answer a waiver of the right to appear and contest and deems the alleged facts admitted.

A general common-law intent argument cannot simply erase the text of the DOL rule.

Worked Example: DOL Deliberately Abandons a Defense

Assume a district court asks DOL whether it relies on a nonjurisdictional filing-deadline defense.

DOL responds:

"No. The Department is not asserting timeliness and asks the court to reach the merits."

DOL loses.

On appeal it argues for dismissal on timeliness.

Wood provides the useful analogy.^[4]

That history is not an ordinary late-raised defense.

It looks like deliberate waiver.

The reviewing court should not casually treat the earlier election as if counsel simply overlooked the issue.

Worked Example: Defense Omitted Until Summary Judgment

Plan sponsor answers an ERISA complaint but does not plead a nonjurisdictional affirmative defense.

Discovery closes.

At summary judgment the sponsor raises the defense for the first time.

The participant says:

"The defense is waived."

The more precise analysis asks:

• Is Rule 8(c) implicated?^[9]
• Did the opposing party receive fair notice?
• Was the defense actually litigated earlier?
• Is amendment available?
• Is there prejudice?
• What does controlling circuit law call the omission?

The right label may be forfeiture rather than intentional waiver.

But the practical consequence can still be loss of the defense.

Worked Example: Both Parties Agree the Court Has Jurisdiction

Trade association challenges a DOL rule.

DOL wants an immediate merits decision.

Both sides stipulate:

"The district court has subject-matter jurisdiction."

Suppose the governing statute actually routes review exclusively to a court of appeals.

The stipulation cannot manufacture district-court power.

INV-214 covers review-path and jurisdiction questions.

The parties' litigation preference does not supersede Congress's jurisdictional allocation.

Waiver by Government Counsel Has Limits

The federal government can make litigation concessions.

Government counsel can choose not to press many:

• arguments
• defenses
• objections
• factual positions.

But counsel cannot create statutory power the agency does not possess.

Nor can counsel create federal subject-matter jurisdiction where Congress withheld it.

That boundary is important in a DOL rule challenge.

A sentence such as:

"DOL waived the statutory limit on its authority"

is usually badly framed.

DOL may waive an argument about the limit.

It cannot enlarge ERISA through litigation consent.

Sovereign-Immunity "Waiver" Is a Different Use of the Word

APA Section 702 uses another concept commonly called waiver.^[14]

Congress removed sovereign immunity as a barrier to specified actions seeking relief other than money damages against the United States, federal agencies and officers.^[14]

That is often described as:

waiver of sovereign immunity.

But this is not Olano waiver.^[1]

It does not mean:

"DOL knowingly gave up a defense during this lawsuit."

It means Congress authorized a category of suits despite the federal government's sovereign immunity.

The two concepts share a word and little else.

Section 702 Waiver Does Not Create Subject-Matter Jurisdiction

INV-214 covers this boundary.

Section 702 can remove sovereign immunity for qualifying non-damages actions.^[14]

It does not itself supply the ordinary federal-question jurisdictional grant.

A complaint still needs the correct jurisdictional basis and review route.

So a case memo should not say:

"Jurisdiction exists because DOL waived sovereign immunity under Section 702."

That merges separate layers.

Waiver Is Not Estoppel

INV-224 covers judicial estoppel.

INV-225 covers equitable estoppel.

Waiver answers a different question.

Waiver

Did the holder intentionally relinquish a known right?

Equitable estoppel

Did one party make a representation on which another reasonably and detrimentally relied?

Judicial estoppel

Did a party obtain judicial acceptance of one position and later take a clearly inconsistent position in a way that threatens adjudicative integrity?

A party can waive a defense without inducing anybody's reliance.

A party can be estopped even when the disputed right was never expressly waived.

Waiver Is Not Claim or Issue Preclusion

INV-223 covers preclusion.

Preclusion depends on the effect of an earlier adjudication.

Waiver can arise entirely within one case.

Example:

DOL has a valid nonjurisdictional objection.

No earlier judgment exists.

DOL expressly abandons the objection during the same lawsuit.

That can be waiver.

There is no need to invent a prior judgment.

Preclusion and waiver solve different problems.

Default Is Not Always the Same as Waiver

Default describes a failure to take a required procedural step.

The consequence depends on the governing rule.

A default can result in:

• deemed waiver
• admission
• loss of hearing right
• entry of judgment
• final agency order
• other sanctions.

29 CFR 2570.64 is unusually explicit about its consequences.^[11]

Other procedures may be different.

So the correct statement is:

"The governing rule treats this default as X."

Not:

"Every default is an intentional waiver."

Invited Error Is Another Different Doctrine

A party can do more than remain silent.

It can affirmatively ask a court or tribunal to take the action it later attacks.

Courts often treat that posture under invited-error or related doctrines.

The concepts can overlap with waiver because affirmative invitation can show intentional relinquishment of the contrary position.

But the operative doctrine and exceptions vary by court.

A DOL litigation memo should identify what the party actually requested rather than saying only:

"The party waived it."

Preserving an Issue Requires More Than Saving a Document

Operationally, issue preservation is a systems problem.

A litigation or administrative file should track:

• issue name
• source of right
• first deadline
• first forum where issue must be raised
• exact pleading or filing where it was raised
• ruling
• appeal requirement
• appellate issue statement
• later concession or abandonment
• current status.

That structure catches the most common mistake:

assuming that because an issue appears somewhere in the file, it is preserved everywhere it needs to be.

A DOL Procedural-Rights Checklist

Before saying a 401(k) party waived or forfeited something, verify:

1. Exact right

What right, objection, defense or argument is allegedly lost?

2. Source

Is it created by:

• statute
• regulation
• federal rule
• plan term
• court order?

3. Classification

Is it:

• jurisdictional
• claim-processing
• affirmative defense
• evidentiary objection
• administrative issue-preservation rule
• appeal condition?

4. Required act

What had to be filed, said or objected to?

5. Deadline

When?

6. Conduct

Did the party:

• miss the deadline
• remain silent
• expressly abandon the right
• stipulate away the issue
• affirmatively invite the result?

7. Intent

Does governing law require intentional relinquishment?

8. Consequence

Does the rule specify:

• forfeiture
• deemed waiver
• admission
• dismissal
• finality
• loss of appeal?

9. Exceptions

Can the court or agency excuse or review the omission?

10. Preservation record

Where in the docket can the issue be proven preserved or surrendered?

The checklist is deliberately procedural.

The merits can be excellent and still disappear behind a preservation failure.

A Practical Doctrine Matrix

The matrix prevents one word—waiver—from hiding eleven different legal questions.

Worked Example: "Mandatory" Is Mistaken for "Jurisdictional"

DOL argues that a challenger missed a mandatory procedural precondition.

The challenger responds too late.

A memo says:

"Because the requirement is mandatory, the court must dismiss even if DOL never raised it."

Kontrick and Fort Bend show why that reasoning is incomplete.^[2][3]

A mandatory rule can be nonjurisdictional.

If it is nonjurisdictional, preservation rules can matter.

The memo must classify the requirement before stating the consequence.

Worked Example: Exhaustion Is Mistaken for Issue Forfeiture

Respondent completes every required DOL administrative stage.

In federal court, it raises a legal theory not specifically stated in the Secretary appeal.

DOL says:

"The respondent failed to exhaust administrative remedies."

That may identify the wrong doctrine.

The respondent completed the remedy path.

The actual dispute may be:

issue preservation.

Section 2570.69(b), Sims, Carr and the design of the particular DOL proceeding then matter.^[6][7][12]

Worked Example: Section 702 Is Called a Party Waiver

Complaint says:

"DOL waived sovereign immunity by appearing and defending the case."

Wrong concept.

The relevant waiver ordinarily comes from Congress through Section 702 for qualifying non-money-damages APA relief.^[14]

DOL's litigation appearance is not the source of that waiver.

Worked Example: Estoppel Is Mistaken for Waiver

Plan sponsor relies on DOL guidance for three years.

DOL changes interpretation.

Sponsor says:

"DOL waived its right to enforce the statute differently."

Not necessarily.

The better questions may involve:

• equitable estoppel under INV-225
• APA treatment of reliance interests under INV-208
• fair notice
• statutory authority
• validity of the new agency action.

Longstanding agency conduct does not automatically prove intentional relinquishment of statutory enforcement authority.

Worked Example: DOL Fails to Raise a Defense Until Appeal

DOL litigates a rule challenge through summary judgment without raising a nonjurisdictional defense.

After losing, DOL raises the defense for the first time in the court of appeals.

The appellant should not begin with:

"The defense is jurisdictional because it could dispose of the case."

Dispositive and jurisdictional are not synonyms.

The proper sequence is:

1. classify the defense
2. identify preservation rule
3. determine whether omission was forfeiture or deliberate waiver
4. check whether appellate court has discretion to consider it despite forfeiture
5. distinguish that discretion from any ability to override true waiver.

Wood, Kontrick and Fort Bend supply different pieces of that analysis.^[2][3][4]

Why This Matters to 401(k) Compliance Teams

Most compliance teams will never brief Olano.

They still encounter waiver problems.

A DOL notice can arrive with:

• a short answer period
• a stated hearing right
• a specified appeal route
• a finality clause.

An internal process that treats all agency mail as ordinary correspondence can convert a contestable issue into a final order.

The operational lesson is not legalistic:

route procedural notices by consequence, not by sender.

A letter that can trigger deemed admissions deserves a different workflow from an informational DOL bulletin.

What Should a DOL Notice Intake Record?

At minimum:

One spreadsheet field labeled:

"Due date"

is not enough.

What Should Litigation Counsel Record?

For each threshold defense or objection:

• exact rule or statute
• whether jurisdictional
• pleading deadline
• whether raised in answer
• whether raised in motion
• whether opponent responded
• whether court ruled
• whether issue was renewed after trial or judgment if required
• whether argument was expressly abandoned
• whether appeal brief preserved it.

That history distinguishes:

late

from:

gone.

Fast Answers

What is waiver?

Intentional relinquishment or abandonment of a known right.^[1]

What is forfeiture?

Failure to make the timely assertion of a right.^[1]

Are the terms always used precisely in court opinions?

No. Kontrick notes that they are often used interchangeably even though the concepts differ.^[2]

Why does the distinction matter?

A court may have more room to consider a merely forfeited issue than one the party deliberately waived.^[4]

Is every mandatory procedural requirement jurisdictional?

No. Kontrick and Fort Bend reject that shortcut.^[2][3]

Can parties waive subject-matter jurisdiction?

They generally cannot create subject-matter jurisdiction through consent or silence. Rule 12(h)(3) requires dismissal when the court determines jurisdiction is lacking.^[10]

Can an affirmative defense be lost by late assertion?

Yes. Rule 8(c) and controlling preservation law can make timing and notice decisive.^[9]

Are all federal statutes of limitations jurisdictional?

No. Kwai Fun Wong is a clear example of a federal time bar the Supreme Court classified as nonjurisdictional.^[5]

Does completing an agency appeal preserve every issue automatically?

No. Exhaustion of remedies and issue preservation are separate questions.^[6][7]

Did Sims eliminate administrative issue preservation?

No. Sims emphasized that preservation rules commonly come from statute or regulation and that judicially created rules depend on the design of the administrative proceeding.^[6]

Did Carr eliminate preservation requirements for constitutional claims?

No. Carr rejected a judicially imposed issue-exhaustion rule on the specific Social Security facts before the Court.^[7]

What happens if a respondent fails to answer a DOL Section 502(c)(2) penalty notice?

29 CFR 2570.64 deems the failure a waiver of the right to appear and contest, treats the alleged facts as admitted and provides for the notice to become the Secretary's final order under the stated timing rule.^[11]

What must a Section 502(c)(2) Secretary appeal identify?

The notice of appeal must state with specificity the issue or issues in the ALJ decision for which review is sought.^[12]

Is APA Section 702's sovereign-immunity waiver the same as litigation waiver?

No. Section 702 is congressional authorization for specified suits against the federal government; litigation waiver concerns a party's conduct regarding a right, objection or defense.^[14]

Is waiver the same as equitable estoppel?

No. Waiver focuses on surrender of a right. Equitable estoppel focuses on representation, reasonable reliance and detriment.

Is waiver the same as claim or issue preclusion?

No. Preclusion concerns the binding effect of an earlier adjudication.

What is the safest one-sentence rule?

Before saying a DOL or ERISA argument was waived or forfeited, identify the exact right, classify it as jurisdictional or nonjurisdictional, locate the rule that required action, determine whether the party deliberately surrendered the right or merely failed to assert it in time, and read the governing statute, regulation or court rule for the actual consequence.

Sources & References

1. Supreme Court / Legal Information Institute: United States v. Olano, 507 U.S. 725 (1993) — https://www.law.cornell.edu/supremecourt/text/507/725
2. Supreme Court / Legal Information Institute: Kontrick v. Ryan, 540 U.S. 443 (2004) — https://www.law.cornell.edu/supremecourt/text/540/443
3. Supreme Court / Legal Information Institute: Fort Bend County v. Davis, 587 U.S. 541 (2019) — https://www.law.cornell.edu/supremecourt/text/18-525
4. Supreme Court / Legal Information Institute: Wood v. Milyard, 566 U.S. 463 (2012) — https://www.law.cornell.edu/supremecourt/text/10-9995
5. Supreme Court / Legal Information Institute: United States v. Kwai Fun Wong, 575 U.S. 402 (2015) — https://www.law.cornell.edu/supremecourt/text/13-1074
6. Supreme Court / Legal Information Institute: Sims v. Apfel, 530 U.S. 103 (2000) — https://www.law.cornell.edu/supremecourt/text/98-9537
7. Supreme Court / Legal Information Institute: Carr v. Saul, 593 U.S. 83 (2021) — https://www.law.cornell.edu/supremecourt/text/19-1442
8. Supreme Court / Legal Information Institute: United States v. L.A. Tucker Truck Lines, Inc., 344 U.S. 33 (1952) — https://www.law.cornell.edu/supremecourt/text/344/33
9. Legal Information Institute: Federal Rule of Civil Procedure 8 — General Rules of Pleading — https://www.law.cornell.edu/rules/frcp/rule_8
10. Legal Information Institute: Federal Rule of Civil Procedure 12 — Defenses and Objections — https://www.law.cornell.edu/rules/frcp/rule_12
11. Electronic Code of Federal Regulations / Legal Information Institute: 29 CFR §2570.64 — Consequences of Default — https://www.law.cornell.edu/cfr/text/29/2570.64
12. Electronic Code of Federal Regulations / Legal Information Institute: 29 CFR §2570.69 — Review by the Secretary — https://www.law.cornell.edu/cfr/text/29/2570.69
13. Electronic Code of Federal Regulations / Legal Information Institute: 29 CFR §2570.68 — Decision of the Administrative Law Judge — https://www.law.cornell.edu/cfr/text/29/2570.68
14. Legal Information Institute / U.S. Code: 5 U.S.C. §702 — Right of Review — https://www.law.cornell.edu/uscode/text/5/702
15. Legal Information Institute / U.S. Code: 5 U.S.C. §704 — Actions Reviewable — https://www.law.cornell.edu/uscode/text/5/704

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