Natural gas tariffs and delivery rates

Please follow the links below to each Company's website with currently effective tariffs for distribution service:

If you are seeking a historic natural gas tariff that is not on your natural gas company's website you can obtain the information by submitting a public records request with the DPU.

• Bay State Gas Company d/b/a Columbia Gas of Massachusetts (scroll down to M.D.P.U. No. 250)

• Berkshire Gas Company

• Fitchburg Gas & Electric Light Company d/b/a Unitil 

• National Grid (scroll down to M.D.P.U. No. 4.3)

• Liberty Utilities 

• NSTAR Gas Company d/b/a Eversource Energy