24(1)A claim of lien for wages may be filed at any time before the expiration of thirty days from the doing of the last work for which the wages are owing and the lien claimed.

24(2)A claim of lien for services may be filed at any time before the expiration of thirty days from the completion of the services.

24(3)A claim of lien for material may be filed at any time before the expiration of sixty days from the furnishing of the last material the price of which is claimed for.

24(4)A claim of lien by a contractor or sub-contractor may, in cases not otherwise provided for, be filed at any time before the expiration of sixty days from the completion or abandonment of the contract or sub-contract as the case may be.

24(5)Where a contract is under the supervision of an architect, engineer or other person, upon whose certificates payments are to be made, a claim of lien by the contractor may be filed within the time mentioned in subsection (4) or within seven days after the architect, engineer, or other person has given or has, after application in writing to him by the contractor, refused or neglected for three days to give, a final certificate.