IFC

The Industry Foundation Classes —is a data model intended to describe architectural, building and construction industry data. It’s indispensable when creating files using BIMscript.

ETIM

German for ElektroTechnisches Information Model —is a proposed standard for the electronic exchange of product data for electrical and electronic equipment.

Uniclass 2015

It’s a unified classification system for all sectors of the UK construction industry.

NBS Reference

National Building Specification is a UK-based system of construction specification used by architects and other building professionals to describe the materials, standards and workmanship of a construction project.

Uniclass 2.0

Previous version of Uniclass 2015.

Uniclass 1.4

Previous version of Uniclass 2015.

Omni Class

Used for the organising and retrieving of information for the construction industry. North American equivalent of Uniclass.

Master format 2014

A standard for organizing specifications and other written information for commercial and institutional building projects in the U.S. and Canada.

UNSPSC Category

United Nations Standard Products and Services Code is a coding system to classify both products and services for use throughout the global marketplace.

UniFormat II

A standard for classifying building specifications, cost estimating, and cost analysis in the U.S. and Canada. The elements are major components common to most buildings. This is a small number of options so pick what is closest. Whole sectors of the industry are generalised.