Manx Utilities wants to build a new sewage treatment works in Ballaugh.
The organisation is looking for contractors who can create a new pumping station, substation and temporary and permanent bridge in the area.
The work would also involve decommissioning and deomlishing the existing site.
Any qualified parties are being invited to put forward expressions of interest on the government portal before the deadline on Thursday, September 19.
Hundreds paid by cheque after MiCard scheme scrapped
No drone zone on Tynwald Day
Last orders at the bar as ‘Spoons puts counter up for sale
Liverpool Ferry Terminal has cost over '£100 million'
Report shows growth in government workforce
Can you translate Filipino for court?
Commissioner worried over Ramsey flood wall design
AG's chambers wrongly blocked FOI response, says info commissioner