 MacTavish was released from prison and received pardon for his Jacobite leanings under the General Pardon of 1747.By September 1747 Dugald's father, Archibald, had died, and he, Dugald MacTavish of Dunardery (Dunardry) succeeded his father as chief and is mentioned as one of the petitioners to the Masonic Lodge of Scotland to establish the Masonic Lodge of Inverary in Argyll.In 1757, just 10 years after Culloden, Dugald MacTavish is noted one of the Duke (Archibald Campbell) of Argyll's chamberlains with authority to collect debts.