People meters, used in the top 25 TV markets, record demographic data about viewing by different members of the household. In the next tier of markets, Nos. 26-56, Nielsen homes use set meters (that record what is being viewed but not demographic breakdowns) plus diaries kept by viewers.
Los Angeles, CA Sales Tax Rate. The current total local sales tax rate in Los Angeles, CA is 9.250%. The December 2016 total local sales tax rate was 9.000%.
The California state sales tax rate is 7.5%, and the average CA sales tax after local surtaxes is 8.44%. Groceries and prescription drugs are exempt from the California sales tax; Counties and cities can charge an additional local sales tax of up to 2.5%, for a maximum possible combined sales tax of 10%