Delaware Code
Chapter 26. Commercial Real Estate Broker’s Lien Act [For application of this chapter, see 79 Del. Laws, c. 18, § 2]
§ 2605. When to file the affidavit and notice of broker's lien [For application of this section, see 79 Del. Laws, c. 18, § 2].

The lien shall be recorded within 90 days of the failure to pay upon completion of the duties under § 2603 of this title or the agreed upon payment schedule. The affidavit and notice of broker's lien shall be effective for 1 year following the date of filing and while any litigation concerning it is pending. For a notice of lien to be effective while a complaint is pending under § 2610 of this title, the broker is required to file a continuation of lien prior to the expiration of the current notice of lien to provide notice that litigation concerning the lien is pending. Renewal of leases that were the subject of a brokerage agreement shall restart the 90-day period in which to file the form of affidavit and notice upon failure to pay the stated compensation.

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