It is highly unlikely that many dwellings built to Part L 2010 will be completed before 1 April 2011.

The Treatise, Part L, gives 13 families in the Noritacea, six of which collectively contain 15 subfamilies.

Families included in the Treatise on Invertebrate Paleontology, Part L are:

Part L of the UK lighting regulations, contains criteria that effects efficient lighting design.

The government is committed to successive improvements in national new-build standards through changes to Part L of the Building Regulations (conservation of fuel and power).

--- Part L refers to the group including the extinct ammonites and goniatites.

Part L, Revised.

Treatise on invertebrate Paleontology, Part L, Mollusca 4.

In the Treatise, Part L, the superfamily included only the Pinacoceratidae and Gymnitidae.

Part L covers requirements for: