BizTalkAssemblyGac Property MSBuild Extension Pack Help 4.0.12.0
Set to true to gac the biztalk assemblies. Default is true. Note that if you set GacOnMSIFileInstall to true, the assembly will also be added to the gac.

Namespace: MSBuild.ExtensionPack.BizTalk
Assembly: MSBuild.ExtensionPack.BizTalk (in MSBuild.ExtensionPack.BizTalk.dll) Version: 4.0.0.0
See Also

Reference