According to official statistics eight Kacchi Abadeis including, French Colony, Paris colony, 100 quarters, 66 quarters, Hansa Colony, Charles Colony, Siad Purr Model Village and I-9 Christine colony were set up by the CDA and have a legal status. Whereas, illegal Kacchi Abadeis in G-7, G-8, F-6, F-7, I-11, and Banni Gala

and are there wards or UCs?

Yes You can get details from CDA

The Election Commission of Pakistan is the original source which can provide the list of UCs and Wards for the entire country. 

http://ecp.gov.pk/

Here is the list of wards and UCs from the website and many other can be found there. 

http://ecp.gov.pk/lgict/notifications/results.pdf