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For Manufacturers
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Validator
Docs
Downloads

Spec navigation

Start here

Overview

Reference

Pattern guide
Schema reference
Taxonomy

Templates

All categories
Downlight
Linear pendant
Wall-pack
High-bay
Bollard
Wall-sconce

PIM mapping

All platforms
Salsify
Akeneo
SAP
Custom / in-house

Crosswalks

Overview

Start here

Overview

Reference

Pattern guide
Schema reference
Taxonomy

Templates

All categories
Downlight
Linear pendant
Wall-pack
High-bay
Bollard
Wall-sconce

PIM mapping

All platforms
Salsify
Akeneo
SAP
Custom / in-house

Crosswalks

Overview

IES LM-63 crosswalk.

Planned

This crosswalk is planned. When the ULC-to-IES LM-63 mapping is published in the spec repository, it will render here.

For now, see the crosswalks overview for all four planned crosswalks and their context.

Stewarded by Foad Shafighi MIES, IALD, CLD.

© 2026 ULC contributors. MIT-licensed. The Universal Luminaire Cutsheet specification is an open standard.

Specification on GitHub: github.com/ulcspec/ULC ↗ Site source: github.com/ulcspec/ulcspec.org ↗