Because of a 'grandfather clause', the strict emission standards only apply to new cars.
(..) my enemies, Your Grace. As was I. Seven blessings to you, goodfolk! And to you. Boy! Bread, meat and beer. Quickly. Ah, good idea, Grandfather. I'm starving. - A song while we wait or...? - I'd rather throw myself down a well. Now, now, Grandfather, this may be (..)2011 TvShow: Game of Thrones Title: Cripples, Bastards, and Broken Things Season: 1 Episode 4
(..) - Aegon the Conqueror. - And who built the Red Keep? - Maegor the Cruel. And how many years did it take to build... My grandfather and uncle were murdered here, weren't they? They were killed on the orders of King Aerys, yes. - The Mad King. - Commonly known as the Mad King. (..)2011 TvShow: Game of Thrones Title: Cripples, Bastards, and Broken Things Season: 1 Episode 4