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Applicant Experience & Communication Practical Guide

Writing Clear, Evidence-Based Deficiency Notices

A deficiency notice is a work instruction. If it cannot be actioned without a phone call, it has failed regardless of how correct it is.

Editorial owner
PermitAssure Editorial Team
Published
3 Aug 2026
Last reviewed
3 Aug 2026
Reading time
8 minutes
Audience
Building Officials, Architects & Engineers
A stamped construction permit application with calculator, glasses and summary charts.
The notice is where the department’s reasoning becomes visible to the applicant. Photo: licensed stock imagery (iStock); licence confirmation pending.

Executive summary

Deficiency notices carry the department’s reasoning to the applicant. When they state only a conclusion, the applicant guesses, responds partially, and a second cycle follows.

A well-formed notice contains four elements: the requirement with its edition, the evidence observed, the precise location, and the action that would resolve it. This structure also happens to be what makes a notice defensible.

Why notice quality drives cycle count

Each cycle is measured in weeks of elapsed time. The difference between a one-cycle and a three-cycle resolution is usually not the complexity of the issue but the specificity of the first notice.

There is a governance dimension as well. Where automated support contributes to findings, public-sector guidance expects the reasons for a decision to be available and understandable to the person affected [1][2].

The four-part notice

Four-part deficiency notice structureFour elements in sequence: requirement with jurisdiction and edition; evidence observed with source reference; location by sheet, detail or model object; and the action required to resolve, with the response route.Evidence-to-action notice structureRequirementProvision, jurisdiction,editionEvidenceWhat was observed, andwhere it came fromLocationSheet, detail, schedule ormodel objectActionWhat would resolve it, andhow to respondEach element is drawn from the review record, so the notice is reproducible and defensible
Original PermitAssure diagram. Text description: a notice states the requirement with jurisdiction and edition; the evidence observed with its source reference; the precise location by sheet, detail, schedule or model object; and the action that would resolve the deficiency together with the response route.
Table 1 — The same deficiency, written two ways.
ElementWeak noticeEvidence-based notice
Requirement"Does not comply with the building code"Names the provision, jurisdiction and edition in force for this application
EvidenceNot statedStates the dimension, value or absence observed, and its source
Location"See drawings"Sheet A-201, detail 3, dimension string at the stair
Action"Revise and resubmit"States what would resolve it, or that an alternative demonstration may be submitted
Response routeUnclearNames how to respond and what to mark as changed

Language that holds up

  • State observations, not motives. "The submitted plan does not show …" rather than "you failed to …".
  • Say which items are administrative and which are technical; applicants prioritise differently.
  • Where interpretation is involved, say so and cite the interpretation being applied.
  • Never imply that resolving the listed items guarantees approval; other findings may follow from the revision.
  • Use status labels with words and icons, not colour alone, so the notice remains readable for everyone [3].

Implications for authorities having jurisdiction

Maintain a deficiency library: standard wording per recurring requirement, with placeholders for evidence and location. It raises consistency between reviewers and shortens writing time, and it becomes the deficiency taxonomy used for prevention analysis.

Consolidate notices across departments before sending. Two separate notices on the same element invite a partial response.

Implications for applicants and professionals

Respond item by item using the department’s numbering, state what changed and where, and mark the changes on the drawings. A response that mirrors the notice structure can be re-reviewed in one pass.

Where a deficiency rests on an interpretation the designer disputes, say so explicitly and provide the alternative demonstration rather than making a silent change.

Risks, limitations and safeguards

  • Template wording can be applied where it does not fit; reviewers must be able to edit freely.
  • Over-long notices bury the critical items; order by severity and separate administrative items.
  • Automated draft text must be reviewed before sending, and the reviewer remains the author of record.
  • Citing evidence exposes extraction errors, which is a benefit — but it requires the evidence link to be correct.
  • Notices become part of the record; write them as documents that may be read years later.

PermitAssure perspective

PermitAssure composes notices from the finding record, so requirement, edition, evidence and location are populated from what was actually evaluated. Reviewers edit and approve every notice; the platform does not send communications on its own authority.

Five key takeaways

  • Notice specificity, not issue complexity, usually determines cycle count.
  • A notice needs requirement, evidence, location and action — all four.
  • Separate administrative from technical items and order by severity.
  • Maintain a deficiency library; it doubles as the prevention taxonomy.
  • Reviewers remain the authors of record for every notice sent.

References

  1. Directive on Automated Decision-Making. Treasury Board of Canada Secretariat. www.tbs-sct.canada.ca. Accessed 3 August 2026.
  2. Algorithmic Impact Assessment. Government of Canada. www.canada.ca. Accessed 3 August 2026.
  3. Web Content Accessibility Guidelines (WCAG) 2.2. W3C. www.w3.org. Accessed 3 August 2026.
  4. National Building Code of Canada 2025. National Research Council Canada. nrc.canada.ca. Accessed 3 August 2026.

Cited statements follow the sources above. Frameworks, diagrams and interpretation in this article are PermitAssure's own.

Related resources

Next step

Rewrite your ten most frequent deficiency notices into the four-part structure and measure cycle counts before and after.

Discuss notice standards

PermitAssure provides digital review, workflow and decision-support capabilities. This resource is educational and does not constitute regulatory, legal, architectural or engineering advice. Final interpretations, approvals and regulatory decisions remain the responsibility of the applicable Authority Having Jurisdiction and its authorized professionals.