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support obligation only if the plan provides that all of
the debtor's projected disposable income for a five-
year period beginning on the date that the first
payment is due under the plan will be applied to make
payments under the plan.
11 U.S.C. ยง 1322(a).
2. Permissive Plan Provisions
In addition to the mandatory provisions described above, a
Chapter 13 plan may also:
(i) designate an administrative convenience class (see
discussion in Chapter VI.F.2. above) but may not
discriminate unfairly against any such class (provided
that the plan may treat claims for a consumer debt
differently than other unsecured claims if there is a
codebtor for such consumer debt);
(ii) modify the rights of holders of secured claims, other
than a claim secured by a mortgage on the debtor's
principal residence, or of holders of unsecured claims,
or leave unaffected the rights of holders of any class of
claims;
(iii) provide for the curing or waiving of any default;
(iv) provide for payments on any unsecured claim to be
made concurrently with payments on any secured
claim or any other unsecured claim;
(v) notwithstanding paragraph (ii) above, provide for the
curing of any default within a reasonable time and
maintenance of payments while the case is pending on
any unsecured or secured claim on which the final
payment is due after the date on which the final plan
payment is due;
