Failures

Undefined scope

Undefined scope

Legal scope

Undefined scope is not regulated; legislation does not require measurable, objective, or complete scope definitions.

Applicable acts / sections

— General contract law.

— Construction / Builders’ Lien legislation.

— Prompt Payment and Adjudication frameworks.

Observed failure

The scope of work is described only in general terms, without measurable boundaries, quantities, or acceptance criteria.

What breaks

— Pricing basis and entitlement to payment.

— Determination of completion and acceptance.

— Valuation, authorization, and management of changes.

Impact by role (legal position)

Worker         Performs additional tasks without clear entitlement to additional payment.

Company Assumes risk of uncompensated scope expansion and dispute exposure.
Client Lacks an objective basis to verify completion or control costs.

 

Resolution mechanism

Contract interpretation · Statutory adjudication (where available) · Court

Status

Observed · Not regulated · Operative as market logic

Sources 
  • Provincial contract law

  • CanLII — scope interpretation jurisprudence

Unpriced changes

Unpriced changes

Legal scope

Unpriced changes are not regulated; legislation does not require advance valuation, pricing, or formalization of changes.

Applicable acts / sections

— General contract law.

— Prompt Payment and Adjudication frameworks.

— Construction / Builders’ Lien legislation.

Observed failure

Changes to the scope of work are performed without an agreed price, valuation method, or formal change order.

What breaks

— Entitlement to payment and payment timing.

— Cash-flow stability.

— Schedule certainty and coordination.

Impact by role (legal position)

Worker       Additional work may remain unpaid or be paid late.

Company Performs extra work without secured or defined compensation.
Client Loses cost control and predictability over project expenditure.

 

Resolution mechanism

Statutory adjudication (where available) · Contract interpretation · Court

Status

Observed · Not regulated · Operative as market logic

Sources 
  • Provincial contract law

  • CanLII — scope interpretation jurisprudence

Acceptance ambiguity

Acceptance ambiguity

Legal scope

Acceptance criteria are not regulated; legislation does not prescribe how completion must be defined or confirmed.

Applicable acts / sections

— General contract law.

— Construction / Builders’ Lien legislation.

— Prompt Payment and Adjudication frameworks.

Observed failure

Completion and acceptance criteria are undefined, subjective, inconsistent, or fragmented across multiple contract documents.

What breaks

— Trigger for final or milestone payment.

— Close-out procedures and handover.

— Release of liability, warranties, and limitation periods.

Impact by role (legal position)

Worker       Work may be rejected despite tasks being performed.

Company Final payment is withheld and exposure to claims is extended.
Client Enforcement of quality and completion becomes inconsistent or contested.

 

Resolution mechanism

Acceptance interpretation · Statutory adjudication (where available) · Court

Status

Observed · Not regulated · Operative as market logic

Sources 
  • Provincial contract law

  • CanLII — acceptance and completion jurisprudence

Misaligned risk and price

Misaligned risk and price

Legal scope

Alignment between assumed contractual risk and contract price or insurance coverage is not regulated by legislation.

Applicable acts / sections

— General contract law.

— Construction / Builders’ Lien legislation.

— Prompt Payment and Adjudication frameworks.

Observed failure

The scope of responsibility and risk assumed by a party is not reflected in the contract price, insurance limits, or risk-transfer mechanisms.

What breaks

— Economic balance of the contract.

— Sustainability of risk allocation.

— Predictability of performance and payment.

Impact by role (legal position)

Worker       Performs work under risk exposure not reflected in compensation.

Company Underpriced liability leads to financial loss, insolvency risk, or default.
Client Increased likelihood of contractor instability, disputes, or project interruption.

 

Resolution mechanism

Contract interpretation · Statutory adjudication (where available) · Court

Status

Observed · Not regulated · Operative as market logic

Sources 
  • Provincial contract law

  • CanLII — risk allocation and pricing jurisprudence

Delay without baseline

Delay without baseline

Legal scope

A defined baseline schedule, critical path, or delay-allocation framework is not regulated; legislation does not require their inclusion.

Applicable acts / sections

— General contract law.

— Construction / Builders’ Lien legislation.

— Prompt Payment and Adjudication frameworks.

Observed failure

No agreed baseline schedule, milestone structure, or allocation of delay responsibility exists.

What breaks

— Timeline accountability.

— Attribution of delay cause and responsibility.

— Entitlement to extensions, damages, or relief.

Impact by role (legal position)

Worker       Idle time or unpaid delays reduce effective earnings.

Company Exposure to delay claims, liquidated damages, or termination.
Client Project overruns without clear accountability or remedy.

 

Resolution mechanism

Contract interpretation · Statutory adjudication (where available) · Court

Status

Observed · Not regulated · Operative as market logic

Sources 
  • Provincial contract law

  • CanLII — construction delay jurisprudence

Address Canada New Brunswick Fredericton