The UK Government has yet to make a decision on whether it will block controversial gender recognition reforms passed by MSPs last month.
A Downing Street spokesman said the issue was still being looked over fears the Holyrood legislation could impact on the UK-wide Equalities Act.
Tory ministers have until the end of next week to decide whether to issue a Section 35 order - a device used to block devolved laws passed by devolved governments if they cover reserved matters.