A current connection is required to qualify an individual for the following types of railroad retirement benefits:
An employee occupational disability annuity as described in subpart D of this part;
A supplemental annuity as described in subpart E of this part;
An employee vested dual benefit in certain cases;
A survivor annuity as described in subparts G, H, and I of this part; and
A lump-sum death payment as described in part 234 of this chapter.
A current connection which was established when an employee's annuity began is effective for:
Any annuity under this part for which the employee later becomes eligible; and
Any survivor annuity under this part or a lump-sum death payment under part 234 of this chapter.