This regulation establishes tolerances for combined residues of zeta-cypermethrin and its inactive R-isomers in or on Citrus (dried pulp, fruit and oil); oilseed commodities (seeds of borage, castor oil plant, Chinese tallow tree, crambe, cuphea, echium, euphorbia, evening primrose, flax, gold of pleasure, hare's-ear mustard, jojoba, lesquerella, lunaria, meadowfoam, milkweed, mustard, niger seed, oil radish, poppy, rose hip, sesame, Stokes aster, sweet rocket, tallowwood, tea oil plant, and vernonia); oilseed, refined oils (refined oils of castor oil plant, Chinese tallowtree, euphorbia, evening primrose, jojoba, niger seed, rose hip, stokes aster, tallowwood, tea oil plant and vernonia); okra; rice, wild; and safflower, seed. Interregional Research Project Number 4 (IR-4) requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA). This regulation also deletes time-limited flax seed tolerances which are made redundant and unnecessary by establishment of the permanent tolerance on flax seed.