Pigment pastes suitable for the production of cathodically depositable electrodeposition lacquers (CEC) obtainable by dispersion of pigments and/or fillers in an aqueous paste resin containing tertiary-bonded amino nitrogen, whereby epoxy compounds and, if not already present, acid are added to the aqueous paste resin in the presence of pigments and/or fillers, process for their production and CEC coating compounds containing the same.