And this is ALREADY IN FORCE IN 3 DEPARTMENTS.
The links at the bottom are to the GPA's own PDFs about the monitoring plan. They reveal that the GPA believes that sexuality is in fact everyone's business and that there is something wrong with anyone, especially any gay person, who disagrees.
Here are some bits-
"It is intended that this will see the introduction of attributable or identifiable sexual orientation monitoring."
We can't tell who you are just by looking.
"Sexual orientation need be no more personal than ethnic identity, gender, or age."
Here's your pink triangle.
"Sexual orientation monitoring will enable gay staff to more easily demonstrate personal integrity."
If you don't like the triangle, maybe you plant evidence, too.
"The issue of one's sexual orientation SHOULD be no more "secret" than other forms of personal information already sought.
What do you mean, private? This isn't private, you should be proud to wear the triangle. What's your problem?
"TO ARGUE TO THE CONTRARY CULTIVATES AN INSTITUTIONALLY HOMOPHOBIC VIEWPOINT" (Emphasis in original)
You are a homophobe if you oppose or won't wear the triangle.
If you are a British police officer, even your bedroom belongs to the government. If this isn't tyranny, what is?