(b)

1. (1) Except as otherwise specified in subdivision (c), Section 11454.5, or other law, all months of aid received under this chapter from January 1, 1998, to the operative date of this section, inclusive, shall be applied to the 48-month time limit described in subdivision (a).
2. (2) All months of aid received from January 1, 1998, to the operative date of this section, inclusive, in any state pursuant to the Temporary Assistance for Needy Families program (Part A (commencing with Section 401) of Title IV of the federal Social Security Act (42 U.S.C. Sec. 601 et seq.)), shall be applied to the 48-month time limit described in subdivision (a).

(c) Subdivision (a) and paragraph (1) of subdivision (b) shall not be applicable when all parents or caretaker relatives of the aided child who are living in the home of the child meet any of the following requirements:

1. (1) They are 60 years of age or older.
2. (2) They meet one of the conditions specified in paragraph (4) or (5) of subdivision (b) of Section 11320.3.
3. (3) They are not included in the assistance unit.
4. (4) They are receiving benefits under Section 12200 or 12300, State Disability Insurance benefits or Workers’ Compensation Temporary Disability Insurance, if the disability significantly impairs the recipient’s ability to be regularly employed or participate in welfare-to-work activities.
5. (5) They are incapable of maintaining employment or participating in welfare-to-work activities, as determined by the county, based on the assessment of the individual and the individual has a history of participation and full cooperation in welfare-to-work activities.