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Online & Software Resources

BOS Online Platform

The BOSOS is available at  There is guidance provided on the BOSOS in:


UK & Ireland Carbon Calculator


Certificate & Carbon Savings Calculator

The purpose of this Excel tool is to assist account holders with determining the number and type of BOS Certs being applied for, and the quantity of carbon savings, and examining the level of compliance with the BOS and SI 160 using forecasted/estimated bio and fossil fuel data.

The calculator is a macro enabled Excel file.  Upon opening, the macros will need to be enabled to allow the calculator to function correctly.

© 2022 National Oil Reserves Agency
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    126 Pembroke Road,Dublin 4, D04 EP27
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