Residential Permit Requirements Index
Official residential permit and plan-review links for eight Apex focus markets, plus the questions to ask before your drawing scope is finalized.
Residential Drafting Guides, Checklists and Permit Tools
Residential drafting decisions get expensive when the permit requirement, existing condition, or consultant responsibility is discovered late. This library combines practical guides with original checklists and source-linked jurisdiction indexes.
Original Tools and Indexes
Built for homeowners, builders, and contractors who need a reliable starting point before design or permit submission.
As-Built Measurement Checklist
Print or download a residential as-built measurement checklist covering plans, openings, stairs, elevations, photos, verification and field safety.
House Plan Symbols Glossary
Learn common house plan symbols, line types, callouts and abbreviations with an annotated residential floor plan example and practical reading tips.
Permit and Plan Review
What Makes a Plan Permit-Ready
What Ready to Issue or RTI means in a permit workflow, what can still block issuance, and why RTI is not permission to start construction.
8 Signs Your Addition Needs a Full Permit Set
Not sure if your addition needs a permit set or just a sketch? Here are 8 clear signs your project needs stamped, permit-ready drawings.
5 Reasons House Plans Get Rejected at Plan Check
See five recurring reasons house plans fail plan check, how coordination gaps happen, and what to verify before residential permit submission.
How Long Does Permit Approval Really Take?
Building permit timelines vary by jurisdiction, project size, and plan completeness. Here's what actually drives approval speed and what you can control.
Site Plan Basics: What It Shows and Why Permits Depend on It
What a site plan shows, how it differs from a floor plan, common mistakes that stall permits, and when you need a survey. A practical homeowner guide.
What Goes in a Residential Permit Set?
See the plans, details, schedules and supporting documents commonly included in a residential permit set, plus a practical pre-submission check.
When Do Plans Need an Engineer Stamp?
Learn when residential plans may need a professional engineer or architect stamp, common triggers, and how drafting and licensed design roles differ.
Galveston ADU Rules and Permit Requirements
Check Galveston ADU rules, unit limits, design standards, flood and wind documents, and the current residential permit checklist before drafting.
As-Builts and Existing Conditions
As-Built Drawings, Explained: When You Need Them and Why
Learn what residential as-built drawings include, how field measurement works, what they cannot prove, and how they support remodels and permits.
What Do Residential As-Builts Cost?
See what drives residential as-built drawing costs, how scope levels differ, and what to send for an accurate apples-to-apples quote.
As-Builts vs. Record Drawings
Compare as-built, record, and existing-condition drawings by purpose, timing, author, source information, required accuracy, and typical residential use.
ADUs and Small Homes
ADU Plans 101
A plain-English primer on ADUs: what they are, common types, and how the design and permitting process works before you build.
ADU Laws by State: Six-State Guide
Compare official 2026 ADU rules in California, Arizona, Utah, Texas, Florida and New York, including which states have mandates and which remain local.
9 Common ADU Mistakes Homeowners Make
Nine ADU planning mistakes that cost homeowners time and money, from zoning surprises to utility costs, plus how to avoid each one before you design.
10 ADU Design Ideas for Rental, Family, or Office Use
10 practical ADU design ideas covering rental units, in-law suites, home offices, and aging-in-place layouts. Real tradeoffs, not generic inspiration.
Texas ADU Rules, City by City: Austin, Dallas, Houston, S...
Compare ADU rules in Austin, Dallas, Houston, and San Antonio: size caps, parking, owner occupancy, and what each city's rules mean for your ADU design.
Florida SB 184 Did Not Become Law
Florida SB 184 died in 2025 and did not create a statewide ADU mandate. See the official status, current statute and what homeowners must check locally.
NYC's City of Yes ADU Rules: A Homeowner's Guide
NYC now allows ADUs on owner-occupied 1-2 family homes under City of Yes. See the 800 sq ft limit, zone exclusions, DOB timeline, and drafting steps.
California ADU Laws Explained: The Full Statute Stack
A chronological guide to California ADU law: AB 68, SB 13, SB 897, AB 1033 condo sales, AB 2533 amnesty, and the SB 543 deemed-approved clock.
What Actually Drives the Cost of an ADU
The real cost drivers behind an ADU: conversion vs detached, utilities, site conditions, finish level, design scope, and permits. Budget in stages.
Garage Conversion ADUs: A Practical Design Guide
Why garage conversions are often the cheapest ADU path, the design challenges to solve, and what a permit-ready drafting set must document.
Shed, Studio, or ADU? What the Difference Means for Permits
See how permits differ for sheds, studios, and ADUs, why habitable space changes the rules, and how to plan a backyard building you can convert later.
Planning, Costs, and Hiring
How Much Do Custom House Plans Cost?
Compare custom and stock house plan costs, common pricing models, and the scope decisions that raise or lower residential drafting fees in 2026.
Stock vs Custom House Plans
Compare stock and custom house plans on cost, timeline, and flexibility, plus a middle path to help you choose the right approach for your build.
10 Questions to Ask Before Hiring a Drafter
Eight practical questions for choosing a residential drafting partner, from permit scope and revisions to engineering, CAD files and plan-check support.
Draftsperson vs Architect: What's the Difference?
Do you need an architect or a drafting service for your home project? Here's what each one actually does, when a stamp is required, and how to decide.
A Homeowner's Guide to Working With a Remote Drafting Team
See how remote residential drafting works, what files to send, how reviews run, and how a coordinated plan set moves from consultation to delivery.
8 Things to Check Before You Buy a Stock House Plan
An 8-point checklist for buying a stock house plan: lot fit, setbacks, foundation type, code gaps, modification rights, and builder review.
Know Your Lot Before You Build: A Pre-Design Checklist
Check setbacks, easements, slope, soil, utilities, deed restrictions, and flood zones before you design. A pre-design lot checklist from Apex Drafting.
6 Signs a Stock Plan Will Actually Fit Your Lot
Six practical checks that tell you whether a stock house plan will actually work on your lot, from setbacks and slope to utilities and local code.
What to Send a Drafting Company for a Quote
Send these project details, property records, plans, photos, deliverables, and schedule notes to get a faster, more accurate residential drafting quote.
Residential Drafting Services for Home Builders
A practical guide to residential drafting for home builders, including task selection, pilot scope, CAD standards, redlines, QA, turnaround, and handoff.
Design and Construction Literacy
Adding On vs Building New
Weighing a home addition against building new? Learn the real decision factors, from lot constraints to drafting requirements, before you commit.
How to Read a Set of House Plans
Learn how to read house plan symbols, floor plans, elevations, and sections so you can review your drawings with confidence before they go to permitting.
3D Renderings vs Blueprints
Blueprints and 3D renderings do different jobs. Learn what each one communicates, who benefits most from having both, and when a plan set alone is enough.
7 Must-Have Rooms in a Multigenerational Home
Planning a multigenerational home? 7 design elements, from private suites to sound separation, keep every generation comfortable.
12 Energy-Efficient Design Features Worth Adding
12 well-established energy-efficient design features to draft into your house plans, from passive solar orientation to code-compliant documentation.
6 Things That Make House Plans Builder-Friendly
A builder's-eye look at what separates a plan crews can build from a pretty design that causes field delays. Six traits that matter.
Universal Design vs Aging in Place
Compare universal design and aging in place, where they overlap, and which floor plan decisions make a home safer and easier to use long term.
Energy Code Basics Every Homeowner Should Know
Learn what residential energy codes cover, why requirements vary by state and climate zone, and which design choices make compliance easier.
7 Things Builders Wish Homeowners Knew About Plan Sets
Seven plan-set lessons from the builder's chair: buildable drawings, consistent dimensions, and why paper revisions cost far less than field fixes.
9 Floor Plan Mistakes to Avoid Before You Build
Nine common floor plan mistakes that cost homeowners comfort and money, and how to catch every one on paper before construction begins.
How to Read Floor Plan Dimensions
Learn how to read floor plan dimensions, dimension strings, wall and opening locations, scale, room sizes, and conflicting measurements before you build.
Digital Plan Submission Checklist
Use this residential digital plan checklist to verify PDF format, filenames, sheet size, seals, security, revisions, portal fields, and upload readiness.
How to Get Floor Plans of Your House
Learn six ways to find floor plans for an existing house, how to request building records, what old plans can prove, and when you need new as-builts.
What Drawings Do You Need for a Home Addition?
See the drawings commonly needed for a home addition permit, what each sheet must show, and the site, structural, energy, and existing-condition inputs.
Have a project like this?
Tell us what you're building and we'll scope it, confirm the timeline, and give you a firm number before any drafting starts. Every plan set is drafted to your local jurisdiction's documentation standards.
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Send the address, project type, and files you already have. Apex will define the right drawing scope and outside dependencies before quoting.