Receptacle spacing wrapper
Why you care (60 seconds)
Receptacle spacing is a common inspection item and a frequent exam topic. A small spacing miss can trigger rework late in the project.
Where people lose time
- Misreading wall space definitions in irregular rooms.
- Forgetting required receptacles on islands or peninsulas.
- Mixing spacing rules for different areas of a dwelling.
This is
The rule in plain language
Place receptacles so that no point along the floor line in specified areas is farther than the allowed distance from a receptacle.
When it applies
Dwelling unit spaces and other areas where minimum receptacle outlets are required by code.
What you must do (checklist)
- Identify all required areas and wall spaces.
- Apply spacing rules for each area type.
- Include required receptacles for countertops and similar surfaces.
- Document assumptions for unusual layouts.
Quick examples
- Long walls require multiple receptacles to meet spacing limits.
- Kitchens often need additional receptacles beyond general rooms.
This is not
Common misreads
- Treating a doorway or closet as wall space without checking the definition.
- Using spacing rules from one area for another area type.
What it doesn't cover
- GFCI/AFCI protection requirements for receptacles.
- Commercial occupancy receptacle rules.
False friends
- A single receptacle near a door does not satisfy an entire wall length.
Exceptions & edge cases
- Large openings and fixed equipment can change wall space calculations.
- Islands and peninsulas can trigger separate requirements.
Cross-references (NEC map)
- Primary: 210.52
- Secondary: 210.11
Exam traps
- Missing receptacles required by countertop length.
- Applying spacing to non-required areas and skipping required ones.
Field notes
- Mark receptacle locations on plans early and review with the GC.
- Use a simple checklist per room to confirm spacing.
AHJ / Local amendments notes (placeholder)
- Add local amendments or interpretations here.
Revision notes
- Draft wrapper created for receptacle spacing fundamentals.