Multiconfiguration Dirac–Hartree–Fock energies, lifetimes, and transition probabilities for transitions between 2 p 4 ( P 3 ) 3 d and 2 p 4 ( P 3 ) 4 f levels of Ne II are reported from calculations that included the effect of core-polarization. Transition energies are in excellent agreement with observed values. For many transitions the length and velocity gauge results agree within a fraction of a percent. Transition probabilities are compared with experimental values and the Coulomb approximation.