Hi JBW,
Strangely my 2002 rear light cover has the 2 screws similar to all the rear lights and indicators - however getting the bottom screw off is a nightmare (m3 x 30mm bolts just to know if you destroy them!!)

15 Weissman GT5
11 Aero8 SS
21 Q7
23 RR
24 Def'r 130
1960 XK150 DHC
1970 E-type
2024 Huracan Tech