Solar on Multifamily Affordable Housing (SOMAH) Program
Tariff Summary

Utility Service				Pacific Gas and Electric (PG&E)
Provider Tariff Name			NEM2VSOM
Effective Date			Advice 5253-E, Filed March 14, 2018
(Version)				Advice 5253-E-A, Filed July 24 2018
					Entire utility service territory
*Network Grid Limitations – Portions of San Francisco and Oakland, where PG&E has a network grid, have generation export limitations. Customers seeking generator interconnections in SF and Oakland must contact PG&E before beginning

Eligibility
Applicability
•	Available to customers all on the same eligible property
•	Project must be participating in SOMAH
References: Applicability
Eligible Generator
•	Grid-tied PV system; NEM-paired storage is allowed
References: Definitions

Definitions
Operator
•	See Owner
Owner
•	Generator account – the account(s) where the eligible solar generating facility (ESGF) are interconnected and for which the eligible low-income development owner or a party they designate (owner) is the PG&E customer.
References: Applicability
Property
•	An eligible low-income development is defined as all real property and apparatus employed in a single low-income housing enterprise on contiguous parcels of land, which may be divided by a dedicated street, highway or public thoroughfare or railway, so long as they are otherwise contiguous and part
of the same single low-income housing enterprise and all under the same ownership
References: Applicability
Qualified Customer (QC)

•	A QC may be a tenant located on a property participating in the SOMAH program, the owner whose name is on the common area accounts or the customer-generator
References: Applicability

Billing & Costs
Relevant Period
•	Any 12-monthly billing cycles starting at the beginning of the next regular billing period following the date of permission to operate (PTO) and on every subsequent anniversary after
•	New customer account holders will start their relevant period on the date they take service and every subsequent anniversary after
References: SC 2.g
Allocated Credit
•	Common area/tenant split will remain in effect for a minimum of 20 years and must match the percentage used to determine the SOMAH incentive
•	After the initial 20-year period, the owner may only modify this allocation once in any 12-month period
•	Tenant percent allocations must be based on the relative size of the residential unit(s), generally consistent with the way affordable housing rents are established
References: SC 2.b
Interconnection Costs
•	Interconnection fees align with those set forth in PG&E’s Electric Rule 21 and must be paid online
References: SC 3; SC 5.bt
Rates & Mandatory TOU
•	Service on this SOMAH virtual net metering tariff is in addition to the customer’s otherwise applicable rate
•	Common area accounts must take service on a time-of-use (TOU) rate schedule
•	The rates and charges at each customer load account and the generator account under this schedule will be in accordance with PG&E’s otherwise applicable metered rate schedule (OAS)
•	No mandatory TOU
References: Rates; Applicability
Monthly Billing
•	All bundled residential and small customer load accounts must pay their bill monthly unless the customer opts to pay annually
•	Excess energy credits will be carried over to the next month
•	Commercial common area accounts other than small commercial must pay their bill monthly
References: SC 2.f; SC 2.i

Nonbypassable Charges (NBC)
•	Customers must pay NBCs for each kWh of electricity that is consumed in each metered interval
References: SC 2.e
Net Surplus Calculation (NSC)
•	Monthly excess energy credits are carrier forward to the next month, until the end of the 12-month relevant period
•	All bundled net surplus generators are eligible to receive NSC during their true-up period at the end of their relevant period
•	NSC is applied as an on-bill credit, unless the customer calls to request a check or elects to opt out of NSC via SCE form 79-1130

References: SC 4

System Specifications
Sizing
•	System should not be oversized when compared to the most recent 12-months of consumption data
References: Applicability; SC 4
Generation Output Metering Requirements
•	A NEM2VSOM-paired storage system is behind the same NGOM as the generator and includes control systems or relays that prevent the energy storage system from charging from the grid
References: SC 1
NEM-Paired Storage System
•	Integrated or directly connected storage, classified as an addition or enhancement to the PV generator, are allowable and are subject to the same 20-year term as the generator
References: Paired Energy Storage Systems; SC 3.d
Grandfathering & System Modifications
•	20-year term on this tariff
•	The system will maintain eligibility for the remainder of their 20- year term if system modifications do not exceed a 10% increase from original nameplate rating or 1 kW and does not result in an oversized capacity compared to past annual consumption
References: SC 3.a; SC 3.b; SC 3.c
Warranties
•	Not mentioned

Direct Access (DA) and Community Choice Aggregation (CCA) Customers
Applicability
•	Not mentioned
Rates

•	Not mentioned
Relevant Period
•	Not mentioned
Metering Requirements
•	Not mentioned
Billing Provisions
•	Not mentioned
NSC
•	Not mentioned