Complex sentence: McPartland initiated a Parliamentary inquiry into electronic invoicing in the public sector which delivered its findings in June 2014, and is also pushing greater interoperability with launch of an Interoperability Charter in April 2013 to encourage and recognise best practice in delivering the Digital Economy.
Split into simpler sentences: McPartland initiated a parliamentary inquiry into electronic invoicing in the public sector; it delivered its findings in June 2014. He is also pushing for greater interoperability, with the launch of an Interoperability Charter in April 2013, to encourage and recognise best practice in delivering the Digital Economy.