Browse over 9,000 car reviews
Certainly you could try Ford, but I doubt you would have much success. You know that it was a government vehicle so I would contact the government transport department and enlist the help of the people there.
Check your local Ford wrecker or parts supplier, some are able to polish the lenses. If you’re in Melbourne, Fairmonts Gear in Clayton North do it for $50 per lens and do it without taking the headlights out of the car.