To suspend temporarily the duty on a mixture of Butanedioic acid, dimethylester, polymer with 4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol and 1,3,5-Triazine-2,4,6-triamine,N,N"'-[1,2-ethane-diyl-bis [ [ [4,6-bis-[butyl (1,2,2,6,6-pentamethyl-4-piperidinyl)amino]-1,3,5-triazine-2 yl] imino]-3,1-propanediyl] ] bis[N',N"- dibutyl-N',N"-bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-.