See the following links for the:
current versions of the UCLL Co-location STD
original UCLL Co-location STD and all documents related to the development of the UCLL Co-location STD.
In addition, see the following links for the details of changes made by clarifications and section 30R reviews, and documents related to those changes:
clarifications of the UCLL Co-location STD
section 30R reviews of the UCLL Co-location STD.
