; or (D) is caring for an immediate family member with a chronic or long-term illness at the beginning of the covered relocation period. (b) Housing treatment (1) Continuation of housing for the spouse and other dependents If a spouse or other dependent of a member whose request under subsection (a) is approved resides in Government-owned or Government-leased housing at the beginning of the covered relocation period, the spouse or other dependent may continue to reside in such housing during a period determined in accordance with the regulations prescribed pursuant to this section. (2) Early housing eligibility If a spouse or other dependent of a member whose request under subsection (a) is approved is eligible to reside in Government-owned or Government-leased housing following the member’s permanent change of station within the United States, the spouse or other dependent may commence residing in such housing at any time during the covered relocation period. (3) Temporary use of government-owned or government-leased housing intended for members without a spouse or dependent If a spouse or other dependent of a member relocates at a time different from the member in accordance with a request approved under subsection (a), the member may be assigned to Government-owned or Government-leased housing intended for the permanent housing of members without a spouse or dependent until the member’s detachment date or the spouse or other dependent’s arrival date, but only if such Government-owned or Government-leased housing is available without displacing a member without a spouse or dependent at such housing. (4) Equitable basic allowance for housing If a spouse or other dependent of a member relocates at a time different from the member in accordance with a request approved under subsection (a), the amount of basic allowance for housing payable may be based on whichever of the following areas the Secretary concerned determines to be the most equitable: (A) The area of the duty station to which the member is reassigned.