*1018 OPINION
By the Court,
Zamir and Jane Tarmu (the Tarmus) hired Rowland Plastering for a home improvement project. Henry Products Incorporated provided Rоwland with some of the materials used in the project. Rowland subsequently filed for bankruptcy without paying Henry Products for the materials supрlied. Henry Products filed and perfected a materialmen’s lien under NRS 108.221-,246 on the Tarmu home for $7,526.07 and subsequently filed a complaint to forеclose on the Tarmu property pursuant to the lien. The district court granted summary judgment in favor of Henry Products for the full $7,526.07, and awarded Hеnry Products $309.42 in costs and $1,750 in attorney fees. The Tarmus appeal from the entire summary judgment order, and Henry Products appeals from the amount of the attorney fee award.
The documents filed in support of the motions for summary judgment support the district court’s conclusion that Henry Products had a valid materialmen’s lien on the Tarmu property. Although the Tarmus raised questions in their pleadings as to whether thе materials supplied by Henry Products were actually used on the Tarmu property, the affidavits in support of their allegations contained merely conclusory statements and not any
*1019
admissible evidence to overcome the prima facie showing that Henry Products had made through documents, depositions and affidavits. Evidence introduced in support of or opposition to a motion for summary judgment must be admissible evidence. NRCP 56(e); Collins v. Union Fed. Savings & Loan,
However, the amount of the judgment is in question. Henry Products produced evidence that $7,526.07 worth of materials hаd been delivered for use at the Tarmus’ property. The Tarmus were aware that Henry Products had delivered the materials. At one point the Tarmus’ construction control company issued a check for $3,400 payable to both Rowland and Henry Products. Henry Products endorsed the check and allowed Rowland to keep the entire amount. The Tarmus maintain that the $7,526.07 judgment should be reduced by the $3,400 payment which Henry Products voluntarily endorsed and gave to Rowland. We agree.
It seems clear that an owner makes a check рayable to both the contractor and the material supplier to ensure that the material supplier is paid by the contractor. The owner wants to avoid a situation in which the supplier places a lien on the property because the cоntractor did not pay the supplier. In Anchor Concrete Co. v. Victor Sav. & Loan,
The use of joint checks is well established by custom and practice in the construction industry.
When a subcontractor and his materialman are joint payees, and no аgreement exists with the owner or general contractor as to the allocation of proceeds, the materialman by еndorsing the check will be deemed to have received the money due him. Inclusion of the materialman as payee makes сlear that the maker of the check intends to discharge obligations owed to the materialman.
*1020 The materialman may protеct himself by simply refusing to endorse the check until assured by escrow or other arrangement that he will recover his rightful share of the check. Because the materialman is positioned to demand immediate payment in exchange for his endorsement, the custom аnd use of joint checks is beneficial to materialmen.
The joint check rule is likewise beneficial to owner and general contractor. They have contracted with the subcontractor — not the materialman — and are usually unaware of the nature and sizе of the materialman’s claim against the subcontractor. The joint check rule provides a simple yet expeditious method for owner and general contractor to pay debts to the person with whom they have contracted while eliminating the risk the subcоntractor will not pay the person with whom he has contracted.
Id. at 135 (citations omitted).
It appears that every state that has considered the issuе has adopted the joint check rule.
See
Brown Wholesale Elec. v. Beztak,
The district court awarded Henry Products attorney fees without stating a basis for the award. Attorney fees are оnly available when authorized by rule, statute or contract. Flamingo Realty, Inc. v. Midwest Development, Inc.,
The district court also awarded Henry Products its costs. NRS 18.110(1) requires a prevailing pаrty requesting an award of costs to file a memorandum of such costs and to serve a copy of the memorandum upon the advеrse party within five days after entry *1021 of judgment, or any further time the district court grants. The record contains no proof of service of а memorandum on the Tarmus. Because Henry Products failed to follow the statutory scheme that was designed to allow adverse pаrties an opportunity to timely contest a request for costs, the award of costs is also reversed.
Accordingly, this case is remanded for further proceedings consistent with this opinion.
