The Regional Sponsored Migration Scheme (RSMS) subclass 187 allows employers in Tasmania to employ skilled migrants if a position cannot be filled by an Australia citizen or permanent resident.
If you cannot wait until the babies have fledged you may contact a licensed wildlife cooperator to help you find a solution. Chimney swifts are protected by the Migratory Bird Treaty Act and a federal permit is needed to remove birds and their nests during the nesting season.
A chimney chase cover is a cap that seals off the top of a wood framed or brick laid chimney chase. Chimney chase covers are typically made from low grade steel, which will rust over a short period of time. The smallest gap or hole on the chase cover can lead to expensive water damage.