Establishes the 15-member Joint Select Committee on Biomanufacturing to study what is needed to keep the state at the forefront of emerging biomanufacturing technologies and job creation, including the six specified topics. Allows submission of an interim report to the 2019 Regular Session of the NCGA before its reconvening in 2020 and requires a final report to the 2021 Regular Session of the NCGA before its first convening after the organizational session. Requires the report to also be submitted to the other specified entities. Terminates the Committee upon the earlier of when the 2021 Regular Session of the NCGA first convenes after the organizational session or the filing of the final report. Effective July 1, 2019. 

Requires the Environmental Management Commission and local air permitting programs to implement the Nonpoint Source Allocation Purchase Rule so that in cases where new and expanding wastewater treatment facilities cannot obtain estuary point source allocation and must purchase a portion of the nonpoint source load allocation, the purchase rate is 110 percent of the cost as set in 15A NCAC 02B .0240. Requires the rule to be amended consistent with this provision.