Instruct: Given a legal statement, retrieve articles that support the statement.
Query: 
A person who acquires a claim from a revolving mortgagee before the principal is fixed may not exercise the Revolving Mortgage with respect to such claim.


Article 398-7
(1) A person that acquires a claim from a revolving mortgagee before the principal is crystallized may not exercise the revolving mortgage with respect to that claim. The same applies to a person that made payment for or on behalf of an obligor before the principal was crystallized.
(2) If an obligation is assumed before the principal is crystallized, the revolving mortgagee may not exercise the revolving mortgage with respect to the obligation of the person that assumes the obligation.
(3) If the assumption of obligation releasing an old obligor is effected before the principal is crystallized, the obligee may not transfer the revolving mortgage to the obligation assumed by the new obligor, notwithstanding the provisions of Article 472-4, paragraph (1).
(4) If any novation due to the substitution of the obligee is effected before the principal is crystallized, the obligee before the novation may not transfer the revolving mortgage to the obligations after the novation, notwithstanding the provisions of Article 518, paragraph (1). The same applies to the obligee in the case of novation due to the substitution of the obligor before the principal is crystallized..


Article 398-2
(1) Mortgages may be created, by an establishing act, in order to secure unspecified claims of a certain scope, up to the limit of a maximum amount.
(2) The scope of the unspecified claims to be secured by the mortgage under the provisions of the preceding paragraph (hereinafter referred to as "revolving mortgage") must be prescribed by limiting the scope to claims arising from specific contracts with the obligor for continuous transactions or other claims arising from certain kinds of transactions with the obligor.
(3) Claims that arise continuously with the obligor pursuant to a specific cause, claims under negotiable instruments or checks, or electronically recorded monetary claims (meaning electronically recorded monetary claims prescribed in Article 2, paragraph (1) of the Electronically Recorded Monetary Claims Act (Act No. 102 of 2007); the same applies in paragraph (2) of the following Article) may be treated as claims that are to be secured by a revolving mortgage, notwithstanding the provisions of the preceding paragraph..


Article 398-6
(1) With respect to the principal secured by a revolving mortgage, the date when the principal is to be crystallized may be specified or changed.
(2) The provisions of Article 398-4, paragraph (2) apply mutatis mutandis to the cases referred to in the preceding paragraph.
(3) The date under paragraph (1) must be within five years of the day when the date was prescribed or changed.
(4) If registration with respect to a change in the date under paragraph (1) is not effected before the old date, the principal secured is crystallized on that old date..


Article 398-21
(1) After the principal is crystallized, the mortgagor of the revolving mortgage may request a reduction in the maximum amount of that revolving mortgage, to the amount of the obligations actually in existence plus the amount of the periodic payments including interest and the amount of compensation for loss or damage due to default in obligations that will arise in the following two years.
(2) As to the reduction in the maximum amount of a revolving mortgage registered pursuant to Article 398-16, it suffices to make the request referred to in the preceding paragraph with respect to one of those immovable properties..


Article 398-5
Changes in the maximum amount of a revolving mortgage may not be made unless the consent of the interested parties is obtained..


Article 577
(1) If a mortgage that does not conform to the terms of the contract is registered on immovables that have been purchased, the buyer may refuse to pay the price until the completion of the procedures of the claim for extinguishment of the mortgage. In such cases, the seller may demand that the buyer file the claim for extinguishment of the mortgage without delay.
(2) The provisions of the preceding paragraph apply mutatis mutandis if a statutory lien or pledge that does not conform to the terms of the contract is registered on the immovables that have been bought..


Article 239
(1) Ownership of movables without an owner are acquired by possessing the same with the intention to own.
(2) Ownerless immovables belong to the National Treasury..


Article 177
Acquisitions of, losses of and changes in real rights on immovables may not be duly asserted against any third parties, unless the same are registered pursuant to the applicable provisions of the Real Property Registration Act (Act No. 123 of 2004) and other laws regarding registration.
Article 361
Beyond what is provided for in this Section, the provisions of the next Chapter (Mortgages) apply mutatis mutandis to pledges of immovables, provided that it is not inconsistent with the nature of the same.
Article 373
If more than one mortgage is created with respect to the same immovables, the order of priority of those mortgages follows the chronological order of their registration.
Article 339
Statutory liens registered in accordance with the provisions of the preceding two Articles may be exercised prior to mortgages.
Article 337
In order to preserve the effectiveness of statutory liens for preservation of immovables, registration must be carried out immediately after the completion of the act of preservation.
Article 338
(1) In order to preserve the effectiveness of statutory liens for construction work for immovables, the budgeted expenses of the construction work must be registered prior to the commencement of the same.In this case, if the expenses of the construction work exceed the budgeted amount, a statutory lien does not exist with respect to the amount in excess of the same.
(2) The amount of increase in value of immovables that resulted from construction work must be evaluated by an appraiser appointed by the court at the time of the participation in the distribution..


Article 350
The provisions of Articles 296 through 300 and those of Article 304
apply mutatis mutandis to pledges.
Article 372
The provisions of Article 296, Article 304
and Article 351
apply mutatis mutandis to mortgages.
Article 304
(1) A statutory lien may also be exercised against things including monies that the obligor is to receive as a result of the sale, lease or loss of, or damage to, the subject matter of the statutory lien;provided, however, that the holder of the statutory lien must attach the same before the payment or delivery of the monies or other thing.
(2) The provisions of the preceding paragraph also apply to the consideration for real rights created by the obligor on the subject matter of the statutory lien..


Article 244
If the distinction of principal and accessory cannot be made between the movables united by accession, the owner of each movable property co-owns the composite thing in proportion to the respective price current at the time of the accession.
Article 247
(1) If the ownership of a thing is extinguished pursuant to the provisions of Article 242
through the preceding Article, other rights existing on that thing are also extinguished.
(2) In the cases prescribed in the preceding paragraph, if the owner of a thing has become the sole owner of the thing formed by accession or appurtenance, mixture or processing (hereinafter in this paragraph referred to as "composite thing"), other rights existing on that thing thereafter exist on the composite thing, and if the owner of the thing becomes a co-owner of the composite thing, other rights existing on that thing thereafter exist on that owner's interest in the same.
Article 369
(1) A mortgagee has the right to have the mortgagee's claim satisfied prior to other obligees out of the immovables that the obligor or a third party provided to secure the obligation without transferring possession.
(2) Superficies and farming rights may be the subject matter of a mortgage.In this case, the provisions of this Chapter apply mutatis mutandis..


Article 705
A person that has paid money or delivered anything as performance of an obligation may not demand the return of the money paid or thing delivered if the person knew, at the time, that the obligation did not exist..


Article 466
(1) A claim may be assigned;provided, however, that this does not apply if its nature does not permit the assignment.
(2) Even if a party to a claim manifests the intention to prohibit or restrict the assignment of the claim (hereinafter referred to as the "manifestation of intention to restrict assignment"), the validity of the assignment of the claim is not impaired.
(3) In the case prescribed in the preceding paragraph, the obligor may refuse to perform the obligation to a third party such as the assignee that knew or did not know due to gross negligence that the manifestation of intention to restrict assignment was made, and may duly assert against such third party any event that results in extinguishment of the obligation such as payment to the assignor.
(4) The provisions of the preceding paragraph do not apply if the obligor does not perform the obligation, and the third party prescribed in that paragraph makes a demand to the obligor for the performance to the assignor by specifying a reasonable period of time, but the obligor does not perform the obligation within that period..


Article 356
The pledgee of immovables may use and profit from the immovables that are the subject matter of a pledge in line with the way the relevant immovables are used..


Article 177
Acquisitions of, losses of and changes in real rights on immovables may not be duly asserted against any third parties, unless the same are registered pursuant to the applicable provisions of the Real Property Registration Act (Act No. 123 of 2004) and other laws regarding registration..


Article 449
If a guarantor that guarantees an obligation which may be voidable due to the principal obligor's limited capacity to act, is aware, at the time of entering into a guarantee contract, of the cause for its voidability, that guarantor is presumed to have assumed an independent obligation of the same subject matter in the event of non-performance by the principal obligor or rescission of the obligation..


Article 391
If a third party acquirer of a mortgaged immovables has incurred necessary or beneficial expenses with respect to the mortgaged immovables, that third party may obtain reimbursement of the same out of the proceeds of the mortgaged immovables prior to other obligees, in accordance with the distinctions in Article 196.
Article 196
(1) If a possessor returns a thing in the possession thereof, the possessor may have the person recovering the thing reimburse the possessor for the costs the possessor has paid for its preservation and other necessary expenses;provided, however, that if the possessor has acquired fruits, ordinary and necessary expenses are borne by the possessor.
(2) With respect to the costs paid for by a possessor to improve the thing in the possession thereof and other beneficial expenses, the possessor may have the person recovering the thing reimburse the possessor for either the costs the possessor has paid or the amount of the increased value, whichever the person recovering the thing chooses, but only if there is a current increase in value;provided, however, that with regard to a possessor in bad faith, the court may, at the request of the person recovering the thing, grant a reasonable period of time for the same..


Article 509
The obligor of either of the following obligations may not duly assert a set-off against the obligee;provided, however, that this does not apply if the obligee acquires a claim corresponding to the relevant obligation from another person:
(i) an obligation for compensation for loss or damage based on a tort committed in bad faith; or
(ii) an obligation for compensation for loss or damage for death or injury to person (excluding the one set forth in the preceding item)..


Article 398-20
(1) The principal secured by a revolving mortgage is crystallized in the following cases:
(i) if the revolving mortgagee has filed, with respect to the mortgaged immovables, a petition for auction or execution against earnings from immovable collateral or the attachment under the provisions of Article 304
as applied mutatis mutandis pursuant to Article 372;provided, however, that this provision applies only if the commencement of either auction procedures or execution procedures against earnings from immovable collateral, or an attachment has been effected;
(ii) if the revolving mortgagee has effected an attachment for disposition of delinquency against the mortgaged immovables;
(iii) if two weeks have passed from the time when the revolving mortgagee acquired knowledge of the commencement of auction procedures or attachment for disposition of delinquency against the mortgaged immovables; or
(iv) if the obligor or mortgagor of the revolving mortgage has become subject to an order commencing bankruptcy proceeding.
(2) If the commencement of auction procedures, the attachment under item (iii) of the preceding paragraph or the order commencing bankruptcy proceeding under item (iv) of that paragraph ceases to be effective, it is deemed that the principal secured was not crystallized;provided, however, that this does not apply if a person has acquired that revolving mortgage or a right for which the revolving mortgage is the subject matter on the assumption that the principal was crystallized..


Article 398-3
(1) A revolving mortgagee may exercise the relevant revolving mortgage up to the maximum amount with respect to all of crystallized principal as well as periodic payments including interest and compensation for loss or damage resulting from failure to perform obligations.
(2) If a claim under a negotiable instrument or check or electronically recorded monetary claim acquired from causes other than the transactions with the obligor is agreed to be treated as a claim to be secured by a revolving mortgage, and any of the following grounds exist, that revolving mortgage may be exercised only with respect to claims acquired before those grounds arose;provided, however, that even with respect to claims acquired after the grounds arose, the exercise of the revolving mortgage is not precluded as far as the claims were acquired without knowledge of those grounds:
(i) the suspension of payments by the obligor;
(ii) a petition to commence bankruptcy proceeding, the commencement of rehabilitation proceeding, the commencement of reorganization proceeding or the commencement for special liquidation with respect to the obligor; or
(iii) a petition for commencement of auction procedure in relation to a mortgaged immovables or attachment for disposition of delinquency..


Article 577
(1) If a mortgage that does not conform to the terms of the contract is registered on immovables that have been purchased, the buyer may refuse to pay the price until the completion of the procedures of the claim for extinguishment of the mortgage. In such cases, the seller may demand that the buyer file the claim for extinguishment of the mortgage without delay.
(2) The provisions of the preceding paragraph apply mutatis mutandis if a statutory lien or pledge that does not conform to the terms of the contract is registered on the immovables that have been bought..


Article 496
(1) As long as the obligee does not accept the deposit, or the judgment which pronounces that the deposit is effective does not become final and binding, the performer may recover the deposited thingy. In such case, it is deemed that no deposit has been effected.
(2) The provisions of the preceding paragraph do not apply in cases any pledge or mortgage has been extinguished due to the deposit..


Article 378
If a third party that purchases the ownership or superficies of a mortgaged immovables pays the price of the same to a mortgagee at the request of the same mortgagee, that mortgage is terminated for the benefit of that third party..


Article 707
(1) If a person that is not an obligor has performed an obligation by mistake and the obligee, acting in good faith, has allowed the instrument to be lost, has damaged the instrument, has waived the security, or has lost the claim by prescription, the person performing the obligation may not demand the return of subject matter of the performance.
(2) The provisions of the preceding paragraph do not preclude the person performing an obligation from exercising the right to reimbursement against the obligor..


Article 477
Performance made by making payment into the obligee's account for deposits becomes effective when the obligee acquires a right to demand the refund of the amount paid, against the obligor of the claim to be paid from deposits.
Article 475
If a person effecting performance has delivered a thing owned by another person in performance of the obligation, the person so effecting performance may not recover that thing without effecting valid performance de novo..


Article 398-3
(1) A revolving mortgagee may exercise the relevant revolving mortgage up to the maximum amount with respect to all of crystallized principal as well as periodic payments including interest and compensation for loss or damage resulting from failure to perform obligations.
(2) If a claim under a negotiable instrument or check or electronically recorded monetary claim acquired from causes other than the transactions with the obligor is agreed to be treated as a claim to be secured by a revolving mortgage, and any of the following grounds exist, that revolving mortgage may be exercised only with respect to claims acquired before those grounds arose;provided, however, that even with respect to claims acquired after the grounds arose, the exercise of the revolving mortgage is not precluded as far as the claims were acquired without knowledge of those grounds:
(i) the suspension of payments by the obligor;
(ii) a petition to commence bankruptcy proceeding, the commencement of rehabilitation proceeding, the commencement of reorganization proceeding or the commencement for special liquidation with respect to the obligor; or
(iii) a petition for commencement of auction procedure in relation to a mortgaged immovables or attachment for disposition of delinquency..
