Glossary index

This is the quickest route through the industry vocabulary used across the actor, process, flow, and friction notes.

TermPlain-English definitionEvidence
AHJ (Authority Having Jurisdiction)The government body that adopts and enforces the applicable code or rule set for a project. It may be a city, county, state, or another regulator depending on the issue.S11 - International Code Council - Code adoption resources
ASI (Architect’s Supplemental Instruction)A directive from the architect that adds information or makes minor changes within the contract documents without adjusting contract sum or time, in the architect’s view.S9 - AIA Contract Documents - Change orders fundamentals
AuthorizationCensus term for local approval to proceed, usually by building or zoning permit.S1 - U.S. Census Bureau - Survey of Construction definitions
Built for saleA house built on the builder’s land with the intention of selling house and land together. This is the dominant new single-family lane in current U.S. data.S1 - U.S. Census Bureau - Survey of Construction definitions, S2 - NAHB Eye on Housing - Custom Home Building Share Declines in 2024
Built-for-rentA builder-land single-family house intended for rental rather than sale. It exists in Census data but is outside the main scope of this map.S1 - U.S. Census Bureau - Survey of Construction definitions, S2 - NAHB Eye on Housing - Custom Home Building Share Declines in 2024
CCD (Construction Change Directive)A directive that tells the contractor to proceed with changed work before cost/time are fully agreed, with formal contract incorporation to follow.S9 - AIA Contract Documents - Change orders fundamentals
Change orderA written agreement among the relevant parties describing a change in work and its effect on contract sum and/or contract time.S9 - AIA Contract Documents - Change orders fundamentals
Construction documents (CDs)Detailed drawings and specifications used for permitting, pricing, and building. They become part of the building contract.S3 - AIA East Tennessee - Design to Construction, S4 - AIA Contract Documents - B201 basic services
Contractor-built houseA house built for owner occupancy on the owner’s land under supervision of a single general contractor.S1 - U.S. Census Bureau - Survey of Construction definitions
Design development (DD)The phase where the concept becomes more detailed and major materials, systems, and room relationships are refined.S3 - AIA East Tennessee - Design to Construction, S4 - AIA Contract Documents - B201 basic services
EstimatorA role that converts the project into expected labor, material, time, and cost requirements.S15 - BLS Occupational Outlook Handbook - Cost estimators
Final completionThe stage when all work, including punch items, is complete and the contractor’s obligations for the contracted scope are fully satisfied.S10 - AIA Contract Documents - Substantial vs. final completion
NCS (National CAD Standard)A voluntary U.S. standard for organizing drawing information to support more consistent communication across project teams.S6 - Construction Specifications Institute - National CAD Standard
Occupancy - use signoffLocal approval that the project is legally ready to be occupied or used, after required inspections and conditions are satisfied.S10 - AIA Contract Documents - Substantial vs. final completion, S17 - BLS Occupational Outlook Handbook - Construction and building inspectors, S31 - Seattle SDCI - New building permit for single-family residential or duplex
Owner-built houseA house built for owner occupancy on the owner’s land with the owner acting as general contractor.S1 - U.S. Census Bureau - Survey of Construction definitions
Pay application - application for paymentA progress-payment request that records work completed to date, prior payments, retainage, and current amount requested.S8 - AIA Contract Documents - G702 - G703 payment forms
Permit setThe drawing and calculation package submitted to the AHJ to obtain approval to build. Local content requirements vary.S11 - International Code Council - Code adoption resources, S12 - SF Planning - Homeowners, S13 - Sacramento County - Building Permits & Inspection Division, S30 - City of Hayward - New single-family home checklist
Plan check - review commentsThe AHJ’s review process and written corrections or conditions that must be answered before permit issuance or final signoff.S12 - SF Planning - Homeowners, S13 - Sacramento County - Building Permits & Inspection Division, S17 - BLS Occupational Outlook Handbook - Construction and building inspectors
Plan reviewerAn authority-side professional who examines submitted documents for code and local-rule compliance.S17 - BLS Occupational Outlook Handbook - Construction and building inspectors
Procurement - buyoutThe conversion of an estimate into committed subcontracts and purchase orders.S4 - AIA Contract Documents - B201 basic services, S18 - BLS Occupational Outlook Handbook - Purchasing managers, buyers, and purchasing agents, S24 - NAHB - Project Management
ProgrammingThe earliest project-definition phase, where owner and architect test needs, budget, room count, function, and site fit.S3 - AIA East Tennessee - Design to Construction
Punch listThe list of minor incomplete or corrective items that remain after the project is substantially complete.S10 - AIA Contract Documents - Substantial vs. final completion
RetainageAn amount held back from payment until later in the project, often released in part at substantial completion and fully at final completion.S8 - AIA Contract Documents - G702 - G703 payment forms, S10 - AIA Contract Documents - Substantial vs. final completion
RFI (Request for Information)A standardized request for clarification during construction when a party needs more information to proceed confidently.S7 - AIA Contract Documents - G716 Request for Information (RFI)
Schedule of valuesA breakdown of the contract sum into portions of work so progress payments can be tracked against completion.S8 - AIA Contract Documents - G702 - G703 payment forms
Schematic designRough sketches or early concepts that show general arrangement of rooms and the site before full technical detail exists.S3 - AIA East Tennessee - Design to Construction, S4 - AIA Contract Documents - B201 basic services
Specialty permitsLocal permits or approvals that may be separate from the main building permit, such as electrical, plumbing, HVAC, side sewer, or fire-related items, depending on jurisdiction.S12 - SF Planning - Homeowners, S31 - Seattle SDCI - New building permit for single-family residential or duplex
Substantial completionThe stage when the project is ready for its intended use, even though minor work may remain.S10 - AIA Contract Documents - Substantial vs. final completion
SuperintendentThe builder-side field leader who manages sequencing, site coordination, inspection readiness, quality, and many daily handoffs.S25 - NAHB - Basic Construction Management - The Superintendent’s Job
Under constructionOne of the Census project phases between start and completion.S1 - U.S. Census Bureau - Survey of Construction definitions