Abatement of the nuisance may, in the discretion of the legislative body of the city or county, be performed by contract awarded by the legislative body on the basis of competitive bids let to the lowest responsible bidder. In that event, the contractor shall keep the account and submit the itemized written report for each separate parcel of property required by Section 5499.10.
Ca. Bus. and Prof'l. Code § 5499.11