The phrase "a maximum of two per" is correct and usable in written English.
It can be used when specifying a limit or restriction on the quantity of something allowed in a given context.
Example: "Participants are allowed to submit a maximum of two per category in the competition."
Alternatives: "no more than two per" or "up to two per".
The top eight gymnasts on each apparatus from the team competition, with a maximum of two per country, qualify.
He should also press for a relaxation of the overseas-based player rule – a maximum of two per squad at the head coach's discretion –and pick a back row with a healthy blend of dynamism, pace and breakdown influence.
UEFA restricted each of the following countries to a maximum of two per group – Belarus, Estonia, Faroe Islands, Finland, Iceland, Latvia, Lithuania, Norway, Russia, and Ukraine.
Tickets are free but are limited to a maximum of two per person and will be allocated on a first-come first-served basis.
For Armageddon, fighting styles were reduced to a maximum of two per character (generally one hand-to-hand combat style and one weapon style) due to the sheer number of playable characters.
Eight hospitals, a maximum of two per geographic region, were visited for checklist administration.
The top 36 gymnasts from the team competition, with a maximum of three per nation, qualify to compete in the all-around finals.
It also increased the studios' share of the box-office revenue to a maximum of twenty-five per cent, which raised the stakes substantially for studios trying to get a foothold.
Both readers also independently identified hepatic lesions (up to a maximum of eight per patient).
The game becomes increasingly difficult with the number of associated structures increasing, to a maximum of five per spectrum.
All five directors of the Sanitary District — whose service area includes all of Costa Mesa and portions of Newport Beach and unincorporated county land — receive a stipend of $221 per service day, with a maximum of six per month.
