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M3 Process

M3 confirms PTO, meter/interconnection evidence, and production evidence before final milestone payment.

Milestone Timing

FieldDetail
Begins WhenUtility PTO is available or the project is operating under MAC's no-PTO timing rule.
Ends WhenMAC approves PTO/interconnection evidence and production evidence.
Common DelayPTO is interim, the monitoring portal is not showing production, or the production window resets after corrections.

Sequence of Events

  1. PTO evidence received
    Partner uploads approved PTO or follows the no-PTO evidence path when applicable.

  2. Meter evidence submitted
    Partner provides meter or interconnection photo evidence.

  3. Production verified
    Partner submits monitoring proof showing the system is turned on and producing.

  4. M3 package approved
    MAC approves the final milestone package after required production evidence is satisfied.

Required Documents

Section titled “Required Documents”
DocumentStatusSubmitted ByAbridged Notes
Approved PTO Document from UtilityExternal-generated
Required
Utility
Approved utility PTO document.
Newly Installed Meter / Interconnection PhotoPartner-submitted
Required
EPC
New meter or interconnection photo.
System Production Photo (Turned On)Partner-submitted
Required
EPC
Monitoring screenshot showing production.