Microsoft Licensing
CSP or Enterprise Agreement: choosing a Microsoft licensing model
The two main routes to Microsoft licensing behave very differently as your seat count moves. Here is how to work out which one suits your organisation.
· 7 min read
Most organisations buying Microsoft licensing face a choice between the Cloud Solution Provider programme and a volume licensing agreement. The decision is usually made on headline unit price, which is the least reliable basis for it.
What actually differs
The programmes differ in three ways that matter more than unit price.
Commitment shape. CSP subscriptions are typically annual, with seats addable at any point and reducible at the anniversary. An Enterprise Agreement commits you for three years at a baseline count, with a true-up for additions. If your headcount is genuinely stable, the agreement's price protection is valuable. If it is not, the commitment becomes the expensive part.
Billing. CSP is billed by your partner, in local currency, on a normal commercial invoice. Volume agreements often involve direct billing and foreign exchange exposure. For organisations that need GST invoicing and INR pricing without currency risk, that difference is administrative rather than trivial.
Flexibility mid-term. Under CSP you can move a user between plans, add a mid-year cohort, or reduce at renewal without renegotiating. Under an agreement, changes flow through the true-up process, which is slower and less forgiving.
A rough threshold
Below roughly 250 seats, CSP is almost always the right answer: the flexibility is worth more than the price protection, and the administrative overhead of an agreement is disproportionate.
Between 250 and 500 seats it is genuinely worth modelling both. The variables that decide it are the stability of your headcount and whether you will use the Software Assurance benefits an agreement includes.
Above 500 seats, an agreement usually wins on price — but only if the baseline count is set accurately. An agreement sized against optimistic growth is a three-year commitment to licences you do not need.
The mistake worth avoiding
The common error is comparing the two on the first year alone. An agreement's advantage accrues over three years, and its disadvantage — the commitment — also only bites over three years. Model the full term, including a realistic scenario where headcount falls, before committing.
If you would like that modelled against your actual numbers, we will do it as part of a licensing review rather than as a sales exercise.